Commit Graph

16670 Commits

Author SHA1 Message Date
Linus Torvalds
5b9b41617b Another moderately busy cycle for documentation, including:
- The minimum Sphinx requirement has been raised to 2.4.4, following a
   warning that was added in 6.2.
 
 - Some reworking of the Documentation/process front page to, hopefully,
   make it more useful.
 
 - Various kernel-doc tweaks to, for example, make it deal properly with
   __counted_by annotations.
 
 - We have also restored a warning for documentation of nonexistent
   structure members that disappeared a while back.  That had the delightful
   consequence of adding some 600 warnings to the docs build.  A sustained
   effort by Randy, Vegard, and myself has addressed almost all of those,
   bringing the documentation back into sync with the code.  The fixes are
   going through the appropriate maintainer trees.
 
 - Various improvements to the HTML rendered docs, including automatic links
   to Git revisions and a nice new pulldown to make translations easy to
   access.
 
 - Speaking of translations, more of those for Spanish and Chinese.
 
 ...plus the usual stream of documentation updates and typo fixes.
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Merge tag 'docs-6.8' of git://git.lwn.net/linux

Pull documentation update from Jonathan Corbet:
 "Another moderately busy cycle for documentation, including:

   - The minimum Sphinx requirement has been raised to 2.4.4, following
     a warning that was added in 6.2

   - Some reworking of the Documentation/process front page to,
     hopefully, make it more useful

   - Various kernel-doc tweaks to, for example, make it deal properly
     with __counted_by annotations

   - We have also restored a warning for documentation of nonexistent
     structure members that disappeared a while back. That had the
     delightful consequence of adding some 600 warnings to the docs
     build. A sustained effort by Randy, Vegard, and myself has
     addressed almost all of those, bringing the documentation back into
     sync with the code. The fixes are going through the appropriate
     maintainer trees

   - Various improvements to the HTML rendered docs, including automatic
     links to Git revisions and a nice new pulldown to make translations
     easy to access

   - Speaking of translations, more of those for Spanish and Chinese

  ... plus the usual stream of documentation updates and typo fixes"

* tag 'docs-6.8' of git://git.lwn.net/linux: (57 commits)
  MAINTAINERS: use tabs for indent of CONFIDENTIAL COMPUTING THREAT MODEL
  A reworked process/index.rst
  ring-buffer/Documentation: Add documentation on buffer_percent file
  Translated the RISC-V architecture boot documentation.
  Docs: remove mentions of fdformat from util-linux
  Docs/zh_CN: Fix the meaning of DEBUG to pr_debug()
  Documentation: move driver-api/dcdbas to userspace-api/
  Documentation: move driver-api/isapnp to userspace-api/
  Documentation/core-api : fix typo in workqueue
  Documentation/trace: Fixed typos in the ftrace FLAGS section
  kernel-doc: handle a void function without producing a warning
  scripts/get_abi.pl: ignore some temp files
  docs: kernel_abi.py: fix command injection
  scripts/get_abi: fix source path leak
  CREDITS, MAINTAINERS, docs/process/howto: Update man-pages' maintainer
  docs: translations: add translations links when they exist
  kernel-doc: Align quick help and the code
  MAINTAINERS: add reviewer for Spanish translations
  docs: ignore __counted_by attribute in structure definitions
  scripts: kernel-doc: Clarify missing struct member description
  ..
2024-01-11 19:46:52 -08:00
Linus Torvalds
22d29f1112 SCSI misc on 20240110
Updates to the usual drivers (ufs, mpi3mr, mpt3sas, lpfc, fnic,
 hisi_sas, arcmsr, ) plus the usual assorted minor fixes and updates.
 This time around there's only a single line update to the core, so
 nothing major and barely anything minor.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI updates from James Bottomley:
 "Updates to the usual drivers (ufs, mpi3mr, mpt3sas, lpfc, fnic,
  hisi_sas, arcmsr, ) plus the usual assorted minor fixes and updates.

  This time around there's only a single line update to the core, so
  nothing major and barely anything minor"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (135 commits)
  scsi: ufs: core: Simplify ufshcd_auto_hibern8_update()
  scsi: ufs: core: Rename ufshcd_auto_hibern8_enable() and make it static
  scsi: ufs: qcom: Fix ESI vector mask
  scsi: ufs: host: Fix kernel-doc warning
  scsi: hisi_sas: Correct the number of global debugfs registers
  scsi: hisi_sas: Rollback some operations if FLR failed
  scsi: hisi_sas: Check before using pointer variables
  scsi: hisi_sas: Replace with standard error code return value
  scsi: hisi_sas: Set .phy_attached before notifing phyup event HISI_PHYE_PHY_UP_PM
  scsi: ufs: core: Add sysfs node for UFS RTC update
  scsi: ufs: core: Add UFS RTC support
  scsi: ufs: core: Add ufshcd_is_ufs_dev_busy()
  scsi: ufs: qcom: Remove unused definitions
  scsi: ufs: qcom: Use ufshcd_rmwl() where applicable
  scsi: ufs: qcom: Remove support for host controllers older than v2.0
  scsi: ufs: qcom: Simplify ufs_qcom_{assert/deassert}_reset
  scsi: ufs: qcom: Initialize cycles_in_1us variable in ufs_qcom_set_core_clk_ctrl()
  scsi: ufs: qcom: Sort includes alphabetically
  scsi: ufs: qcom: Remove unused ufs_qcom_hosts struct array
  scsi: ufs: qcom: Use dev_err_probe() to simplify error handling of devm_gpiod_get_optional()
  ...
2024-01-11 14:24:32 -08:00
Linus Torvalds
4c72e2b8c4 for-6.8/io_uring-2024-01-08
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Merge tag 'for-6.8/io_uring-2024-01-08' of git://git.kernel.dk/linux

Pull io_uring updates from Jens Axboe:
 "Mostly just come fixes and cleanups, but one feature as well. In
  detail:

   - Harden the check for handling IOPOLL based on return (Pavel)

   - Various minor optimizations (Pavel)

   - Drop remnants of SCM_RIGHTS fd passing support, now that it's no
     longer supported since 6.7 (me)

   - Fix for a case where bytes_done wasn't initialized properly on a
     failure condition for read/write requests (me)

   - Move the register related code to a separate file (me)

   - Add support for returning the provided ring buffer head (me)

   - Add support for adding a direct descriptor to the normal file table
     (me, Christian Brauner)

   - Fix for ensuring pending task_work for a ring with DEFER_TASKRUN is
     run even if we timeout waiting (me)"

* tag 'for-6.8/io_uring-2024-01-08' of git://git.kernel.dk/linux:
  io_uring: ensure local task_work is run on wait timeout
  io_uring/kbuf: add method for returning provided buffer ring head
  io_uring/rw: ensure io->bytes_done is always initialized
  io_uring: drop any code related to SCM_RIGHTS
  io_uring/unix: drop usage of io_uring socket
  io_uring/register: move io_uring_register(2) related code to register.c
  io_uring/openclose: add support for IORING_OP_FIXED_FD_INSTALL
  io_uring/cmd: inline io_uring_cmd_get_task
  io_uring/cmd: inline io_uring_cmd_do_in_task_lazy
  io_uring: split out cmd api into a separate header
  io_uring: optimise ltimeout for inline execution
  io_uring: don't check iopoll if request completes
2024-01-11 14:19:23 -08:00
Linus Torvalds
01d550f0fc for-6.8/block-2024-01-08
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Merge tag 'for-6.8/block-2024-01-08' of git://git.kernel.dk/linux

Pull block updates from Jens Axboe:
 "Pretty quiet round this time around. This contains:

   - NVMe updates via Keith:
        - nvme fabrics spec updates (Guixin, Max)
        - nvme target udpates (Guixin, Evan)
        - nvme attribute refactoring (Daniel)
        - nvme-fc numa fix (Keith)

   - MD updates via Song:
        - Fix/Cleanup RCU usage from conf->disks[i].rdev (Yu Kuai)
        - Fix raid5 hang issue (Junxiao Bi)
        - Add Yu Kuai as Reviewer of the md subsystem
        - Remove deprecated flavors (Song Liu)
        - raid1 read error check support (Li Nan)
        - Better handle events off-by-1 case (Alex Lyakas)

   - Efficiency improvements for passthrough (Kundan)

   - Support for mapping integrity data directly (Keith)

   - Zoned write fix (Damien)

   - rnbd fixes (Kees, Santosh, Supriti)

   - Default to a sane discard size granularity (Christoph)

   - Make the default max transfer size naming less confusing
     (Christoph)

   - Remove support for deprecated host aware zoned model (Christoph)

   - Misc fixes (me, Li, Matthew, Min, Ming, Randy, liyouhong, Daniel,
     Bart, Christoph)"

* tag 'for-6.8/block-2024-01-08' of git://git.kernel.dk/linux: (78 commits)
  block: Treat sequential write preferred zone type as invalid
  block: remove disk_clear_zoned
  sd: remove the !ZBC && blk_queue_is_zoned case in sd_read_block_characteristics
  drivers/block/xen-blkback/common.h: Fix spelling typo in comment
  blk-cgroup: fix rcu lockdep warning in blkg_lookup()
  blk-cgroup: don't use removal safe list iterators
  block: floor the discard granularity to the physical block size
  mtd_blkdevs: use the default discard granularity
  bcache: use the default discard granularity
  zram: use the default discard granularity
  null_blk: use the default discard granularity
  nbd: use the default discard granularity
  ubd: use the default discard granularity
  block: default the discard granularity to sector size
  bcache: discard_granularity should not be smaller than a sector
  block: remove two comments in bio_split_discard
  block: rename and document BLK_DEF_MAX_SECTORS
  loop: don't abuse BLK_DEF_MAX_SECTORS
  aoe: don't abuse BLK_DEF_MAX_SECTORS
  null_blk: don't cap max_hw_sectors to BLK_DEF_MAX_SECTORS
  ...
2024-01-11 13:58:04 -08:00
Linus Torvalds
d05e626603 ata changes for 6.8-rc1
- Cleanup the pxa PATA driver to use dma_request_chan() instead of the
    deprecated dma_request_slave_channel().
 
  - Add Niklas as co-maintainer of the ata subsystem.
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Merge tag 'ata-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/libata/linux

Pull ata updates from Damien Le Moal:

 - Cleanup the pxa PATA driver to use dma_request_chan() instead of the
   deprecated dma_request_slave_channel().

 - Add Niklas as co-maintainer of the ata subsystem.

* tag 'ata-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/libata/linux:
  MAINTAINERS: Add Niklas Cassel as libata maintainer
  ata: pata_pxa: convert not to use dma_request_slave_channel()
2024-01-11 13:49:00 -08:00
Linus Torvalds
fb249b275c ARM: SoC code changes for 6.8
There are two notable changes this time:
 
 - Andrew Davis adds a arch/arm/Kconfig.platforms file to simplify
   the platforms that have no code except their Kconfig file
 
 - Linux Walleij removes support for the ARM11MPCore CPU in
   the versatile/realview platform. Since this is the last
   remaining one after removing ox820, some core code can go
   as well.
 
 The other changes are minor cleanups and bugfixes.
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Merge tag 'soc-arm-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC code updates from Arnd Bergmann:
 "There are two notable changes this time:

   - add a arch/arm/Kconfig.platforms file to simplify the platforms
     that have no code except their Kconfig file (Andrew Davis)

   - remove support for the ARM11MPCore CPU in the versatile/realview
     platform. Since this is the last remaining one after removing
     ox820, some core code can go as well (Linus Walleij)

  The other changes are minor cleanups and bugfixes"

* tag 'soc-arm-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc:
  ARM: davinci: always select CONFIG_CPU_ARM926T
  soc: pxa: ssp: fix casts
  ARM: debug: fix DEBUG_UNCOMPRESS help for !MULTIPLATFORM
  ARM: MAINTAINERS: drop empty entries for removed boards
  ARM: Delete ARM11MPCore perf leftovers
  ARM: mach-nspire: Rework support and directory structure
  ARM: mach-sunplus: Rework support and directory structure
  ARM: mach-airoha: Rework support and directory structure
  ARM: mach-moxart: Move MOXA ART support into Kconfig.platforms
  ARM: mach-uniphier: Move Socionext UniPhier support into Kconfig.platforms
  ARM: mach-rda: Move RDA Micro support into Kconfig.platforms
  ARM: mach-asm9260: Move ASM9260 support into Kconfig.platforms
  ARM: Kconfig: move platform selection into its own Kconfig file
  ARM: Delete ARM11MPCore (ARM11 ARMv6K SMP) support
  MAINTAINERS: add Marvell MBus driver to Marvell EBU SoCs support
  ARM: mxs: Do not search for "fsl,clkctrl"
  ARM: imx: Use device_get_match_data()
  MAINTAINERS: add omap bus drivers to OMAP2+ SUPPORT
  ARM: at91: pm: set soc_pm.data.mode in at91_pm_secure_init()
2024-01-11 11:42:53 -08:00
Linus Torvalds
f6597d1706 SoC: driver updates for 6.8
A new drivers/cache/ subsystem is added to contain drivers for abstracting
 cache flush methods on riscv and potentially others, as this is needed for
 handling non-coherent DMA but several SoCs require nonstandard hardware
 methods for it.
 
 op-tee gains support for asynchronous notification with FF-A, as well
 as support for a system thread for executing in secure world.
 
 The tee, reset, bus, memory and scmi subsystems have a couple of minor
 updates.
 
 Platform specific soc driver changes include:
 
  - Samsung Exynos gains driver support for Google GS101 (Tensor G1)
    across multiple subsystems
 
  - Qualcomm Snapdragon gains support for SM8650 and X1E along with
    added features for some other SoCs
 
  - Mediatek adds support for "Smart Voltage Scaling" on MT8186 and MT8195,
    and driver support for MT8188 along with some code refactoring.
 
  - Microchip Polarfire FPGA support for "Auto Update" of the FPGA bitstream
 
  - Apple M1 mailbox driver is rewritten into a SoC driver
 
  - minor updates on amlogic, mvebu, ti, zynq, imx, renesas and hisilicon
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Merge tag 'soc-drivers-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull SoC driver updates from Arnd Bergmann:
 "A new drivers/cache/ subsystem is added to contain drivers for
  abstracting cache flush methods on riscv and potentially others, as
  this is needed for handling non-coherent DMA but several SoCs require
  nonstandard hardware methods for it.

  op-tee gains support for asynchronous notification with FF-A, as well
  as support for a system thread for executing in secure world.

  The tee, reset, bus, memory and scmi subsystems have a couple of minor
  updates.

  Platform specific soc driver changes include:

   - Samsung Exynos gains driver support for Google GS101 (Tensor G1)
     across multiple subsystems

   - Qualcomm Snapdragon gains support for SM8650 and X1E along with
     added features for some other SoCs

   - Mediatek adds support for "Smart Voltage Scaling" on MT8186 and
     MT8195, and driver support for MT8188 along with some code
     refactoring.

   - Microchip Polarfire FPGA support for "Auto Update" of the FPGA
     bitstream

   - Apple M1 mailbox driver is rewritten into a SoC driver

   - minor updates on amlogic, mvebu, ti, zynq, imx, renesas and
     hisilicon"

* tag 'soc-drivers-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (189 commits)
  memory: ti-emif-pm: Convert to platform remove callback returning void
  memory: ti-aemif: Convert to platform remove callback returning void
  memory: tegra210-emc: Convert to platform remove callback returning void
  memory: tegra186-emc: Convert to platform remove callback returning void
  memory: stm32-fmc2-ebi: Convert to platform remove callback returning void
  memory: exynos5422-dmc: Convert to platform remove callback returning void
  memory: renesas-rpc-if: Convert to platform remove callback returning void
  memory: omap-gpmc: Convert to platform remove callback returning void
  memory: mtk-smi: Convert to platform remove callback returning void
  memory: jz4780-nemc: Convert to platform remove callback returning void
  memory: fsl_ifc: Convert to platform remove callback returning void
  memory: fsl-corenet-cf: Convert to platform remove callback returning void
  memory: emif: Convert to platform remove callback returning void
  memory: brcmstb_memc: Convert to platform remove callback returning void
  memory: brcmstb_dpfe: Convert to platform remove callback returning void
  soc: qcom: llcc: Fix LLCC_TRP_ATTR2_CFGn offset
  firmware: qcom: qseecom: fix memory leaks in error paths
  dt-bindings: clock: google,gs101: rename CMU_TOP gate defines
  soc: qcom: llcc: Fix typo in kernel-doc
  dt-bindings: soc: qcom,aoss-qmp: document the X1E80100 Always-On Subsystem side channel
  ...
2024-01-11 11:31:46 -08:00
Linus Torvalds
c4101e5597 SoC: DT changes for 6.8
There is one new SoC for each 32-bit Arm and 64-bit RISC-V, but both
 the Rockchips rv1109 and Sopgho CV1812H are just minor variations of
 already supported chips.
 
 The other six new SoCs are all part of existing arm64 families, but
 are somewhat more interesting:
 
  - Samsung ExynosAutov920 is an automotive chip, and the first one
    we support based on the Cortex-A78AE core with lockstep mode.
 
  - Google gs101 (Tensor G1) is the chip used in a number of Pixel phones,
    and is grouped with Samsung Exynos here since it is based on the same
    SoC design, sharing most of its IP blocks with that series.
 
  - MediaTek MT8188 is a new chip used for mid-range tablets and Chromebooks,
    using two Cortex-A78 cores where the older MT8195 had four of them.
 
  - Qualcomm SM8650 (Snapdragon 8 Gen 3) is their current top range
    phone SoC and the first supported chip based on Cortex-X4, Cortex-A720
    and Cortex-A520.
 
  - Qualcomm X1E80100 (Snapdragon X Elite) in turn is the latest
    Laptop chip using the custom Oryon cores.
 
  - Unisoc UMS9620 (Tanggula 7 series) is a 5G phone SoC based on
    Cortex-A76 and Cortex-A55
 
 In terms of boards, we have
 
  - Five old Microsoft Lumia phones, the HTC One Mini 2, Motorola Moto
    G 4G, and Huawei Honor 5X/GR5, all based on Snapdragon SoCs.
 
  - Multiple Rockchips mobile gaming systems (Anbernic RG351V,
    Powkiddy RK2023, Powkiddy X55) along with the Sonoff iHost Smart
    Home Hub and a few Rockchips SBCs
 
  - Some ComXpress boards based on Marvell CN913x, which is the
    follow-up to Armada 7xxx/8xxx.
 
  - Six new industrial/embedded boards based on NXP i.MX8 and i.MX9
 
  - Mediatek MT8183 based Chromebooks from Lenovo, Asus and Acer.
 
  - Toradex Verdin AM62 Mallow carrier for TI AM62
 
  - Huashan Pi board based on the SophGo CV1812H RISC-V chip
 
  - Two boards based on Allwinner H616/H618
 
  - A number of reference boards for various added SoCs from Qualcomm,
    Mediatek, Google, Samsung, NXP and Spreadtrum
 
 As usual, there are cleanups and warning fixes across all platforms as
 well as added features for several of them.
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Merge tag 'soc-dt-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull SoC DT updates from Arnd Bergmann:
 "There is one new SoC for each 32-bit Arm and 64-bit RISC-V, but both
  the Rockchips rv1109 and Sopgho CV1812H are just minor variations of
  already supported chips.

  The other six new SoCs are all part of existing arm64 families, but
  are somewhat more interesting:

   - Samsung ExynosAutov920 is an automotive chip, and the first one we
     support based on the Cortex-A78AE core with lockstep mode.

   - Google gs101 (Tensor G1) is the chip used in a number of Pixel
     phones, and is grouped with Samsung Exynos here since it is based
     on the same SoC design, sharing most of its IP blocks with that
     series.

   - MediaTek MT8188 is a new chip used for mid-range tablets and
     Chromebooks, using two Cortex-A78 cores where the older MT8195 had
     four of them.

   - Qualcomm SM8650 (Snapdragon 8 Gen 3) is their current top range
     phone SoC and the first supported chip based on Cortex-X4,
     Cortex-A720 and Cortex-A520.

   - Qualcomm X1E80100 (Snapdragon X Elite) in turn is the latest Laptop
     chip using the custom Oryon cores.

   - Unisoc UMS9620 (Tanggula 7 series) is a 5G phone SoC based on
     Cortex-A76 and Cortex-A55

  In terms of boards, we have

   - Five old Microsoft Lumia phones, the HTC One Mini 2, Motorola Moto
     G 4G, and Huawei Honor 5X/GR5, all based on Snapdragon SoCs.

   - Multiple Rockchips mobile gaming systems (Anbernic RG351V, Powkiddy
     RK2023, Powkiddy X55) along with the Sonoff iHost Smart Home Hub
     and a few Rockchips SBCs

   - Some ComXpress boards based on Marvell CN913x, which is the
     follow-up to Armada 7xxx/8xxx.

   - Six new industrial/embedded boards based on NXP i.MX8 and i.MX9

   - Mediatek MT8183 based Chromebooks from Lenovo, Asus and Acer.

   - Toradex Verdin AM62 Mallow carrier for TI AM62

   - Huashan Pi board based on the SophGo CV1812H RISC-V chip

   - Two boards based on Allwinner H616/H618

   - A number of reference boards for various added SoCs from Qualcomm,
     Mediatek, Google, Samsung, NXP and Spreadtrum

  As usual, there are cleanups and warning fixes across all platforms as
  well as added features for several of them"

* tag 'soc-dt-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (857 commits)
  ARM: dts: usr8200: Fix phy registers
  arm64: dts: intel: minor whitespace cleanup around '='
  arm64: dts: socfpga: agilex: drop redundant status
  arm64: dts: socfpga: agilex: add unit address to soc node
  arm64: dts: socfpga: agilex: move firmware out of soc node
  arm64: dts: socfpga: agilex: move FPGA region out of soc node
  arm64: dts: socfpga: agilex: align pin-controller name with bindings
  arm64: dts: socfpga: stratix10_swvp: drop unsupported DW MSHC properties
  arm64: dts: socfpga: stratix10_socdk: align NAND chip name with bindings
  arm64: dts: socfpga: stratix10: add unit address to soc node
  arm64: dts: socfpga: stratix10: move firmware out of soc node
  arm64: dts: socfpga: stratix10: move FPGA region out of soc node
  arm64: dts: socfpga: stratix10: align pincfg nodes with bindings
  arm64: dts: socfpga: stratix10: add clock-names to DWC2 USB
  arm64: dts: socfpga: drop unsupported cdns,page-size and cdns,block-size
  ARM: dts: socfpga: align NAND controller name with bindings
  ARM: dts: socfpga: drop unsupported cdns,page-size and cdns,block-size
  arm64: dts: rockchip: Fix led pinctrl of lubancat 1
  arm64: dts: rockchip: correct gpio_pwrctrl1 typo on nanopc-t6
  arm64: dts: rockchip: correct gpio_pwrctrl1 typo on rock-5b
  ...
2024-01-11 11:23:17 -08:00
Linus Torvalds
3e7aeb78ab Networking changes for 6.8.
Core & protocols
 ----------------
 
  - Analyze and reorganize core networking structs (socks, netdev,
    netns, mibs) to optimize cacheline consumption and set up
    build time warnings to safeguard against future header changes.
    This improves TCP performances with many concurrent connections
    up to 40%.
 
  - Add page-pool netlink-based introspection, exposing the
    memory usage and recycling stats. This helps indentify
    bad PP users and possible leaks.
 
  - Refine TCP/DCCP source port selection to no longer favor even
    source port at connect() time when IP_LOCAL_PORT_RANGE is set.
    This lowers the time taken by connect() for hosts having
    many active connections to the same destination.
 
  - Refactor the TCP bind conflict code, shrinking related socket
    structs.
 
  - Refactor TCP SYN-Cookie handling, as a preparation step to
    allow arbitrary SYN-Cookie processing via eBPF.
 
  - Tune optmem_max for 0-copy usage, increasing the default value
    to 128KB and namespecifying it.
 
  - Allow coalescing for cloned skbs coming from page pools, improving
    RX performances with some common configurations.
 
  - Reduce extension header parsing overhead at GRO time.
 
  - Add bridge MDB bulk deletion support, allowing user-space to
    request the deletion of matching entries.
 
  - Reorder nftables struct members, to keep data accessed by the
    datapath first.
 
  - Introduce TC block ports tracking and use. This allows supporting
    multicast-like behavior at the TC layer.
 
  - Remove UAPI support for retired TC qdiscs (dsmark, CBQ and ATM) and
    classifiers (RSVP and tcindex).
 
  - More data-race annotations.
 
  - Extend the diag interface to dump TCP bound-only sockets.
 
  - Conditional notification of events for TC qdisc class and actions.
 
  - Support for WPAN dynamic associations with nearby devices, to form
    a sub-network using a specific PAN ID.
 
  - Implement SMCv2.1 virtual ISM device support.
 
  - Add support for Batman-avd mulicast packet type.
 
 BPF
 ---
 
  - Tons of verifier improvements:
    - BPF register bounds logic and range support along with a large
      test suite
    - log improvements
    - complete precision tracking support for register spills
    - track aligned STACK_ZERO cases as imprecise spilled registers. It
      improves the verifier "instructions processed" metric from single
      digit to 50-60% for some programs
    - support for user's global BPF subprogram arguments with few
      commonly requested annotations for a better developer experience
    - support tracking of BPF_JNE which helps cases when the compiler
      transforms (unsigned) "a > 0" into "if a == 0 goto xxx" and the
      like
    - several fixes
 
  - Add initial TX metadata implementation for AF_XDP with support in
    mlx5 and stmmac drivers. Two types of offloads are supported right
    now, that is, TX timestamp and TX checksum offload.
 
  - Fix kCFI bugs in BPF all forms of indirect calls from BPF into
    kernel and from kernel into BPF work with CFI enabled. This allows
    BPF to work with CONFIG_FINEIBT=y.
 
  - Change BPF verifier logic to validate global subprograms lazily
    instead of unconditionally before the main program, so they can be
    guarded using BPF CO-RE techniques.
 
  - Support uid/gid options when mounting bpffs.
 
  - Add a new kfunc which acquires the associated cgroup of a task
    within a specific cgroup v1 hierarchy where the latter is identified
    by its id.
 
  - Extend verifier to allow bpf_refcount_acquire() of a map value field
    obtained via direct load which is a use-case needed in sched_ext.
 
  - Add BPF link_info support for uprobe multi link along with bpftool
    integration for the latter.
 
  - Support for VLAN tag in XDP hints.
 
  - Remove deprecated bpfilter kernel leftovers given the project
    is developed in user-space (https://github.com/facebook/bpfilter).
 
 Misc
 ----
 
  - Support for parellel TC self-tests execution.
 
  - Increase MPTCP self-tests coverage.
 
  - Updated the bridge documentation, including several so-far
    undocumented features.
 
  - Convert all the net self-tests to run in unique netns, to
    avoid random failures due to conflict and allow concurrent
    runs.
 
  - Add TCP-AO self-tests.
 
  - Add kunit tests for both cfg80211 and mac80211.
 
  - Autogenerate Netlink families documentation from YAML spec.
 
  - Add yml-gen support for fixed headers and recursive nests, the
    tool can now generate user-space code for all genetlink families
    for which we have specs.
 
  - A bunch of additional module descriptions fixes.
 
  - Catch incorrect freeing of pages belonging to a page pool.
 
 Driver API
 ----------
 
  - Rust abstractions for network PHY drivers; do not cover yet the
    full C API, but already allow implementing functional PHY drivers
    in rust.
 
  - Introduce queue and NAPI support in the netdev Netlink interface,
    allowing complete access to the device <> NAPIs <> queues
    relationship.
 
  - Introduce notifications filtering for devlink to allow control
    application scale to thousands of instances.
 
  - Improve PHY validation, requesting rate matching information for
    each ethtool link mode supported by both the PHY and host.
 
  - Add support for ethtool symmetric-xor RSS hash.
 
  - ACPI based Wifi band RFI (WBRF) mitigation feature for the AMD
    platform.
 
  - Expose pin fractional frequency offset value over new DPLL generic
    netlink attribute.
 
  - Convert older drivers to platform remove callback returning void.
 
  - Add support for PHY package MMD read/write.
 
 New hardware / drivers
 ----------------------
 
  - Ethernet:
    - Octeon CN10K devices
    - Broadcom 5760X P7
    - Qualcomm SM8550 SoC
    - Texas Instrument DP83TG720S PHY
 
  - Bluetooth:
    - IMC Networks Bluetooth radio
 
 Removed
 -------
 
  - WiFi:
    - libertas 16-bit PCMCIA support
    - Atmel at76c50x drivers
    - HostAP ISA/PCMCIA style 802.11b driver
    - zd1201 802.11b USB dongles
    - Orinoco ISA/PCMCIA 802.11b driver
    - Aviator/Raytheon driver
    - Planet WL3501 driver
    - RNDIS USB 802.11b driver
 
 Drivers
 -------
 
  - Ethernet high-speed NICs:
    - Intel (100G, ice, idpf):
      - allow one by one port representors creation and removal
      - add temperature and clock information reporting
      - add get/set for ethtool's header split ringparam
      - add again FW logging
      - adds support switchdev hardware packet mirroring
      - iavf: implement symmetric-xor RSS hash
      - igc: add support for concurrent physical and free-running timers
      - i40e: increase the allowable descriptors
    - nVidia/Mellanox:
      - Preparation for Socket-Direct multi-dev netdev. That will allow
        in future releases combining multiple PFs devices attached to
        different NUMA nodes under the same netdev
    - Broadcom (bnxt):
      - TX completion handling improvements
      - add basic ntuple filter support
      - reduce MSIX vectors usage for MQPRIO offload
      - add VXLAN support, USO offload and TX coalesce completion for P7
    - Marvell Octeon EP:
      - xmit-more support
      - add PF-VF mailbox support and use it for FW notifications for VFs
    - Wangxun (ngbe/txgbe):
      - implement ethtool functions to operate pause param, ring param,
        coalesce channel number and msglevel
    - Netronome/Corigine (nfp):
      - add flow-steering support
      - support UDP segmentation offload
 
  - Ethernet NICs embedded, slower, virtual:
    - Xilinx AXI: remove duplicate DMA code adopting the dma engine driver
    - stmmac: add support for HW-accelerated VLAN stripping
    - TI AM654x sw: add mqprio, frame preemption & coalescing
    - gve: add support for non-4k page sizes.
    - virtio-net: support dynamic coalescing moderation
 
  - nVidia/Mellanox Ethernet datacenter switches:
    - allow firmware upgrade without a reboot
    - more flexible support for bridge flooding via the compressed
      FID flooding mode
 
  - Ethernet embedded switches:
    - Microchip:
      - fine-tune flow control and speed configurations in KSZ8xxx
      - KSZ88X3: enable setting rmii reference
    - Renesas:
      - add jumbo frames support
    - Marvell:
      - 88E6xxx: add "eth-mac" and "rmon" stats support
 
  - Ethernet PHYs:
    - aquantia: add firmware load support
    - at803x: refactor the driver to simplify adding support for more
      chip variants
    - NXP C45 TJA11xx: Add MACsec offload support
 
  - Wifi:
    - MediaTek (mt76):
      - NVMEM EEPROM improvements
      - mt7996 Extremely High Throughput (EHT) improvements
      - mt7996 Wireless Ethernet Dispatcher (WED) support
      - mt7996 36-bit DMA support
    - Qualcomm (ath12k):
      - support for a single MSI vector
      - WCN7850: support AP mode
    - Intel (iwlwifi):
      - new debugfs file fw_dbg_clear
      - allow concurrent P2P operation on DFS channels
 
  - Bluetooth:
    - QCA2066: support HFP offload
    - ISO: more broadcast-related improvements
    - NXP: better recovery in case receiver/transmitter get out of sync
 
 Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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Merge tag 'net-next-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

Pull networking updates from Paolo Abeni:
 "The most interesting thing is probably the networking structs
  reorganization and a significant amount of changes is around
  self-tests.

  Core & protocols:

   - Analyze and reorganize core networking structs (socks, netdev,
     netns, mibs) to optimize cacheline consumption and set up build
     time warnings to safeguard against future header changes

     This improves TCP performances with many concurrent connections up
     to 40%

   - Add page-pool netlink-based introspection, exposing the memory
     usage and recycling stats. This helps indentify bad PP users and
     possible leaks

   - Refine TCP/DCCP source port selection to no longer favor even
     source port at connect() time when IP_LOCAL_PORT_RANGE is set. This
     lowers the time taken by connect() for hosts having many active
     connections to the same destination

   - Refactor the TCP bind conflict code, shrinking related socket
     structs

   - Refactor TCP SYN-Cookie handling, as a preparation step to allow
     arbitrary SYN-Cookie processing via eBPF

   - Tune optmem_max for 0-copy usage, increasing the default value to
     128KB and namespecifying it

   - Allow coalescing for cloned skbs coming from page pools, improving
     RX performances with some common configurations

   - Reduce extension header parsing overhead at GRO time

   - Add bridge MDB bulk deletion support, allowing user-space to
     request the deletion of matching entries

   - Reorder nftables struct members, to keep data accessed by the
     datapath first

   - Introduce TC block ports tracking and use. This allows supporting
     multicast-like behavior at the TC layer

   - Remove UAPI support for retired TC qdiscs (dsmark, CBQ and ATM) and
     classifiers (RSVP and tcindex)

   - More data-race annotations

   - Extend the diag interface to dump TCP bound-only sockets

   - Conditional notification of events for TC qdisc class and actions

   - Support for WPAN dynamic associations with nearby devices, to form
     a sub-network using a specific PAN ID

   - Implement SMCv2.1 virtual ISM device support

   - Add support for Batman-avd mulicast packet type

  BPF:

   - Tons of verifier improvements:
       - BPF register bounds logic and range support along with a large
         test suite
       - log improvements
       - complete precision tracking support for register spills
       - track aligned STACK_ZERO cases as imprecise spilled registers.
         This improves the verifier "instructions processed" metric from
         single digit to 50-60% for some programs
       - support for user's global BPF subprogram arguments with few
         commonly requested annotations for a better developer
         experience
       - support tracking of BPF_JNE which helps cases when the compiler
         transforms (unsigned) "a > 0" into "if a == 0 goto xxx" and the
         like
       - several fixes

   - Add initial TX metadata implementation for AF_XDP with support in
     mlx5 and stmmac drivers. Two types of offloads are supported right
     now, that is, TX timestamp and TX checksum offload

   - Fix kCFI bugs in BPF all forms of indirect calls from BPF into
     kernel and from kernel into BPF work with CFI enabled. This allows
     BPF to work with CONFIG_FINEIBT=y

   - Change BPF verifier logic to validate global subprograms lazily
     instead of unconditionally before the main program, so they can be
     guarded using BPF CO-RE techniques

   - Support uid/gid options when mounting bpffs

   - Add a new kfunc which acquires the associated cgroup of a task
     within a specific cgroup v1 hierarchy where the latter is
     identified by its id

   - Extend verifier to allow bpf_refcount_acquire() of a map value
     field obtained via direct load which is a use-case needed in
     sched_ext

   - Add BPF link_info support for uprobe multi link along with bpftool
     integration for the latter

   - Support for VLAN tag in XDP hints

   - Remove deprecated bpfilter kernel leftovers given the project is
     developed in user-space (https://github.com/facebook/bpfilter)

  Misc:

   - Support for parellel TC self-tests execution

   - Increase MPTCP self-tests coverage

   - Updated the bridge documentation, including several so-far
     undocumented features

   - Convert all the net self-tests to run in unique netns, to avoid
     random failures due to conflict and allow concurrent runs

   - Add TCP-AO self-tests

   - Add kunit tests for both cfg80211 and mac80211

   - Autogenerate Netlink families documentation from YAML spec

   - Add yml-gen support for fixed headers and recursive nests, the tool
     can now generate user-space code for all genetlink families for
     which we have specs

   - A bunch of additional module descriptions fixes

   - Catch incorrect freeing of pages belonging to a page pool

  Driver API:

   - Rust abstractions for network PHY drivers; do not cover yet the
     full C API, but already allow implementing functional PHY drivers
     in rust

   - Introduce queue and NAPI support in the netdev Netlink interface,
     allowing complete access to the device <> NAPIs <> queues
     relationship

   - Introduce notifications filtering for devlink to allow control
     application scale to thousands of instances

   - Improve PHY validation, requesting rate matching information for
     each ethtool link mode supported by both the PHY and host

   - Add support for ethtool symmetric-xor RSS hash

   - ACPI based Wifi band RFI (WBRF) mitigation feature for the AMD
     platform

   - Expose pin fractional frequency offset value over new DPLL generic
     netlink attribute

   - Convert older drivers to platform remove callback returning void

   - Add support for PHY package MMD read/write

  New hardware / drivers:

   - Ethernet:
       - Octeon CN10K devices
       - Broadcom 5760X P7
       - Qualcomm SM8550 SoC
       - Texas Instrument DP83TG720S PHY

   - Bluetooth:
       - IMC Networks Bluetooth radio

  Removed:

   - WiFi:
       - libertas 16-bit PCMCIA support
       - Atmel at76c50x drivers
       - HostAP ISA/PCMCIA style 802.11b driver
       - zd1201 802.11b USB dongles
       - Orinoco ISA/PCMCIA 802.11b driver
       - Aviator/Raytheon driver
       - Planet WL3501 driver
       - RNDIS USB 802.11b driver

  Driver updates:

   - Ethernet high-speed NICs:
       - Intel (100G, ice, idpf):
          - allow one by one port representors creation and removal
          - add temperature and clock information reporting
          - add get/set for ethtool's header split ringparam
          - add again FW logging
          - adds support switchdev hardware packet mirroring
          - iavf: implement symmetric-xor RSS hash
          - igc: add support for concurrent physical and free-running
            timers
          - i40e: increase the allowable descriptors
       - nVidia/Mellanox:
          - Preparation for Socket-Direct multi-dev netdev. That will
            allow in future releases combining multiple PFs devices
            attached to different NUMA nodes under the same netdev
       - Broadcom (bnxt):
          - TX completion handling improvements
          - add basic ntuple filter support
          - reduce MSIX vectors usage for MQPRIO offload
          - add VXLAN support, USO offload and TX coalesce completion
            for P7
       - Marvell Octeon EP:
          - xmit-more support
          - add PF-VF mailbox support and use it for FW notifications
            for VFs
       - Wangxun (ngbe/txgbe):
          - implement ethtool functions to operate pause param, ring
            param, coalesce channel number and msglevel
       - Netronome/Corigine (nfp):
          - add flow-steering support
          - support UDP segmentation offload

   - Ethernet NICs embedded, slower, virtual:
       - Xilinx AXI: remove duplicate DMA code adopting the dma engine
         driver
       - stmmac: add support for HW-accelerated VLAN stripping
       - TI AM654x sw: add mqprio, frame preemption & coalescing
       - gve: add support for non-4k page sizes.
       - virtio-net: support dynamic coalescing moderation

   - nVidia/Mellanox Ethernet datacenter switches:
       - allow firmware upgrade without a reboot
       - more flexible support for bridge flooding via the compressed
         FID flooding mode

   - Ethernet embedded switches:
       - Microchip:
          - fine-tune flow control and speed configurations in KSZ8xxx
          - KSZ88X3: enable setting rmii reference
       - Renesas:
          - add jumbo frames support
       - Marvell:
          - 88E6xxx: add "eth-mac" and "rmon" stats support

   - Ethernet PHYs:
       - aquantia: add firmware load support
       - at803x: refactor the driver to simplify adding support for more
         chip variants
       - NXP C45 TJA11xx: Add MACsec offload support

   - Wifi:
       - MediaTek (mt76):
          - NVMEM EEPROM improvements
          - mt7996 Extremely High Throughput (EHT) improvements
          - mt7996 Wireless Ethernet Dispatcher (WED) support
          - mt7996 36-bit DMA support
       - Qualcomm (ath12k):
          - support for a single MSI vector
          - WCN7850: support AP mode
       - Intel (iwlwifi):
          - new debugfs file fw_dbg_clear
          - allow concurrent P2P operation on DFS channels

   - Bluetooth:
       - QCA2066: support HFP offload
       - ISO: more broadcast-related improvements
       - NXP: better recovery in case receiver/transmitter get out of sync"

* tag 'net-next-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1714 commits)
  lan78xx: remove redundant statement in lan78xx_get_eee
  lan743x: remove redundant statement in lan743x_ethtool_get_eee
  bnxt_en: Fix RCU locking for ntuple filters in bnxt_rx_flow_steer()
  bnxt_en: Fix RCU locking for ntuple filters in bnxt_srxclsrldel()
  bnxt_en: Remove unneeded variable in bnxt_hwrm_clear_vnic_filter()
  tcp: Revert no longer abort SYN_SENT when receiving some ICMP
  Revert "mlx5 updates 2023-12-20"
  Revert "net: stmmac: Enable Per DMA Channel interrupt"
  ipvlan: Remove usage of the deprecated ida_simple_xx() API
  ipvlan: Fix a typo in a comment
  net/sched: Remove ipt action tests
  net: stmmac: Use interrupt mode INTM=1 for per channel irq
  net: stmmac: Add support for TX/RX channel interrupt
  net: stmmac: Make MSI interrupt routine generic
  dt-bindings: net: snps,dwmac: per channel irq
  net: phy: at803x: make read_status more generic
  net: phy: at803x: add support for cdt cross short test for qca808x
  net: phy: at803x: refactor qca808x cable test get status function
  net: phy: at803x: generalize cdt fault length function
  net: ethernet: cortina: Drop TSO support
  ...
2024-01-11 10:07:29 -08:00
Linus Torvalds
a05aea98d4 sysctl-6.8-rc1
To help make the move of sysctls out of kernel/sysctl.c not incur a size
 penalty sysctl has been changed to allow us to not require the sentinel, the
 final empty element on the sysctl array. Joel Granados has been doing all this
 work. On the v6.6 kernel we got the major infrastructure changes required to
 support this. For v6.7 we had all arch/ and drivers/ modified to remove
 the sentinel. For v6.8-rc1 we get a few more updates for fs/ directory only.
 The kernel/ directory is left but we'll save that for v6.9-rc1 as those patches
 are still being reviewed. After that we then can expect also the removal of the
 no longer needed check for procname == NULL.
 
 Let us recap the purpose of this work:
 
   - this helps reduce the overall build time size of the kernel and run time
     memory consumed by the kernel by about ~64 bytes per array
   - the extra 64-byte penalty is no longer inncurred now when we move sysctls
     out from kernel/sysctl.c to their own files
 
 Thomas Weißschuh also sent a few cleanups, for v6.9-rc1 we expect to see further
 work by Thomas Weißschuh with the constificatin of the struct ctl_table.
 
 Due to Joel Granados's work, and to help bring in new blood, I have suggested
 for him to become a maintainer and he's accepted. So for v6.9-rc1 I look forward
 to seeing him sent you a pull request for further sysctl changes. This also
 removes Iurii Zaikin as a maintainer as he has moved on to other projects and
 has had no time to help at all.
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Merge tag 'sysctl-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux

Pull sysctl updates from Luis Chamberlain:
 "To help make the move of sysctls out of kernel/sysctl.c not incur a
  size penalty sysctl has been changed to allow us to not require the
  sentinel, the final empty element on the sysctl array. Joel Granados
  has been doing all this work.

  In the v6.6 kernel we got the major infrastructure changes required to
  support this. For v6.7 we had all arch/ and drivers/ modified to
  remove the sentinel. For v6.8-rc1 we get a few more updates for fs/
  directory only.

  The kernel/ directory is left but we'll save that for v6.9-rc1 as
  those patches are still being reviewed. After that we then can expect
  also the removal of the no longer needed check for procname == NULL.

  Let us recap the purpose of this work:

   - this helps reduce the overall build time size of the kernel and run
     time memory consumed by the kernel by about ~64 bytes per array

   - the extra 64-byte penalty is no longer inncurred now when we move
     sysctls out from kernel/sysctl.c to their own files

  Thomas Weißschuh also sent a few cleanups, for v6.9-rc1 we expect to
  see further work by Thomas Weißschuh with the constificatin of the
  struct ctl_table.

  Due to Joel Granados's work, and to help bring in new blood, I have
  suggested for him to become a maintainer and he's accepted. So for
  v6.9-rc1 I look forward to seeing him sent you a pull request for
  further sysctl changes. This also removes Iurii Zaikin as a maintainer
  as he has moved on to other projects and has had no time to help at
  all"

* tag 'sysctl-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux:
  sysctl: remove struct ctl_path
  sysctl: delete unused define SYSCTL_PERM_EMPTY_DIR
  coda: Remove the now superfluous sentinel elements from ctl_table array
  sysctl: Remove the now superfluous sentinel elements from ctl_table array
  fs: Remove the now superfluous sentinel elements from ctl_table array
  cachefiles: Remove the now superfluous sentinel element from ctl_table array
  sysclt: Clarify the results of selftest run
  sysctl: Add a selftest for handling empty dirs
  sysctl: Fix out of bounds access for empty sysctl registers
  MAINTAINERS: Add Joel Granados as co-maintainer for proc sysctl
  MAINTAINERS: remove Iurii Zaikin from proc sysctl
2024-01-10 17:44:36 -08:00
Linus Torvalds
999a36b52b bcachefs updates for 6.8:
- btree write buffer rewrite: instead of adding keys to the btree write
    buffer at transaction commit time, we know journal them with a
    different journal entry type and copy them from the journal to the
    write buffer just prior to journal write.
 
    This reduces the number of atomic operations on shared cachelines
    in the transaction commit path and is a signicant performance
    improvement on some workloads: multithreaded 4k random writes went
    from ~650k iops to ~850k iops.
 
  - Bring back optimistic spinning for six locks: the new implementation
    doesn't use osq locks; instead we add to the lock waitlist as normal,
    and then spin on the lock_acquired bit in the waitlist entry, _not_
    the lock itself.
 
  - BCH_IOCTL_DEV_USAGE_V2, which allows for new data types
  - BCH_IOCTL_OFFLINE_FSCK, which runs the kernel implementation of fsck
    but without mounting: useful for transparently using the kernel
    version of fsck from 'bcachefs fsck' when the kernel version is a
    better match for the on disk filesystem.
 
  - BCH_IOCTL_ONLINE_FSCK: online fsck. Not all passes are supported yet,
    but the passes that are supported are fully featured - errors may be
    corrected as normal.
 
    The new ioctls use the new 'thread_with_file' abstraction for kicking
    off a kthread that's tied to a file descriptor returned to userspace
    via the ioctl.
 
  - btree_paths within a btree_trans are now dynamically growable,
    instead of being limited to 64. This is important for the
    check_directory_structure phase of fsck, and also fixes some issues
    we were having with btree path overflow in the reflink btree.
 
  - Trigger refactoring; prep work for the upcoming disk space accounting
    rewrite
 
  - Numerous bugfixes :)
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Merge tag 'bcachefs-2024-01-10' of https://evilpiepirate.org/git/bcachefs

Pull bcachefs updates from Kent Overstreet:

 - btree write buffer rewrite: instead of adding keys to the btree write
   buffer at transaction commit time, we now journal them with a
   different journal entry type and copy them from the journal to the
   write buffer just prior to journal write.

   This reduces the number of atomic operations on shared cachelines in
   the transaction commit path and is a signicant performance
   improvement on some workloads: multithreaded 4k random writes went
   from ~650k iops to ~850k iops.

 - Bring back optimistic spinning for six locks: the new implementation
   doesn't use osq locks; instead we add to the lock waitlist as normal,
   and then spin on the lock_acquired bit in the waitlist entry, _not_
   the lock itself.

 - New ioctls:

    - BCH_IOCTL_DEV_USAGE_V2, which allows for new data types

    - BCH_IOCTL_OFFLINE_FSCK, which runs the kernel implementation of
      fsck but without mounting: useful for transparently using the
      kernel version of fsck from 'bcachefs fsck' when the kernel
      version is a better match for the on disk filesystem.

    - BCH_IOCTL_ONLINE_FSCK: online fsck. Not all passes are supported
      yet, but the passes that are supported are fully featured - errors
      may be corrected as normal.

   The new ioctls use the new 'thread_with_file' abstraction for kicking
   off a kthread that's tied to a file descriptor returned to userspace
   via the ioctl.

 - btree_paths within a btree_trans are now dynamically growable,
   instead of being limited to 64. This is important for the
   check_directory_structure phase of fsck, and also fixes some issues
   we were having with btree path overflow in the reflink btree.

 - Trigger refactoring; prep work for the upcoming disk space accounting
   rewrite

 - Numerous bugfixes :)

* tag 'bcachefs-2024-01-10' of https://evilpiepirate.org/git/bcachefs: (226 commits)
  bcachefs: eytzinger0_find() search should be const
  bcachefs: move "ptrs not changing" optimization to bch2_trigger_extent()
  bcachefs: fix simulateously upgrading & downgrading
  bcachefs: Restart recovery passes more reliably
  bcachefs: bch2_dump_bset() doesn't choke on u64s == 0
  bcachefs: improve checksum error messages
  bcachefs: improve validate_bset_keys()
  bcachefs: print sb magic when relevant
  bcachefs: __bch2_sb_field_to_text()
  bcachefs: %pg is banished
  bcachefs: Improve would_deadlock trace event
  bcachefs: fsck_err()s don't need to manually check c->sb.version anymore
  bcachefs: Upgrades now specify errors to fix, like downgrades
  bcachefs: no thread_with_file in userspace
  bcachefs: Don't autofix errors we can't fix
  bcachefs: add missing bch2_latency_acct() call
  bcachefs: increase max_active on io_complete_wq
  bcachefs: add time_stats for btree_node_read_done()
  bcachefs: don't clear accessed bit in btree node fill
  bcachefs: Add an option to control btree node prefetching
  ...
2024-01-10 16:34:17 -08:00
Linus Torvalds
6bd593bc74 unicode updates
Other than the update to MAINTAINERS, this PR has only a fix to stop
 ecryptfs from inadvertently mounting case-insensitive filesystems that
 it cannot handle, which would otherwise caused post-mount failures.  It
 has been on linux-next for the past month and a half.
 
 As a side note, the optimization to the case-insensitive comparison code
 that you suggested, and the negative dentry support are still on the
 list, and were postponed to the next release.
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Merge tag 'unicode-next-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/krisman/unicode

Pull unicode updates from Gabriel Krisman Bertazi:
 "Other than the update to MAINTAINERS, this PR has only a fix to stop
  ecryptfs from inadvertently mounting case-insensitive filesystems that
  it cannot handle, which would otherwise caused post-mount failures"

* tag 'unicode-next-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/krisman/unicode:
  MAINTAINERS: update unicode maintainer e-mail address
  ecryptfs: Reject casefold directory inodes
2024-01-10 16:06:58 -08:00
Linus Torvalds
0cb552aa97 This update includes the following changes:
API:
 
 - Add incremental lskcipher/skcipher processing.
 
 Algorithms:
 
 - Remove SHA1 from drbg.
 - Remove CFB and OFB.
 
 Drivers:
 
 - Add comp high perf mode configuration in hisilicon/zip.
 - Add support for 420xx devices in qat.
 - Add IAA Compression Accelerator driver.
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Merge tag 'v6.8-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

Pull crypto updates from Herbert Xu:
 "API:
   - Add incremental lskcipher/skcipher processing

  Algorithms:
   - Remove SHA1 from drbg
   - Remove CFB and OFB

  Drivers:
   - Add comp high perf mode configuration in hisilicon/zip
   - Add support for 420xx devices in qat
   - Add IAA Compression Accelerator driver"

* tag 'v6.8-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (172 commits)
  crypto: iaa - Account for cpu-less numa nodes
  crypto: scomp - fix req->dst buffer overflow
  crypto: sahara - add support for crypto_engine
  crypto: sahara - remove error message for bad aes request size
  crypto: sahara - remove unnecessary NULL assignments
  crypto: sahara - remove 'active' flag from sahara_aes_reqctx struct
  crypto: sahara - use dev_err_probe()
  crypto: sahara - use devm_clk_get_enabled()
  crypto: sahara - use BIT() macro
  crypto: sahara - clean up macro indentation
  crypto: sahara - do not resize req->src when doing hash operations
  crypto: sahara - fix processing hash requests with req->nbytes < sg->length
  crypto: sahara - improve error handling in sahara_sha_process()
  crypto: sahara - fix wait_for_completion_timeout() error handling
  crypto: sahara - fix ahash reqsize
  crypto: sahara - handle zero-length aes requests
  crypto: skcipher - remove excess kerneldoc members
  crypto: shash - remove excess kerneldoc members
  crypto: qat - generate dynamically arbiter mappings
  crypto: qat - add support for ring pair level telemetry
  ...
2024-01-10 12:23:43 -08:00
Linus Torvalds
12958e9c4c New code for 6.8:
* New features/functionality
     * Online repair
       * Reserve disk space for online repairs.
       * Fix misinteraction between the AIL and btree bulkloader because of
         which the bulk load fails to queue a buffer for writeback if it
         happens to be on the AIL list.
       * Prevent transaction reservation overflows when reaping blocks during
         online repair.
       * Whenever possible, bulkloader now copies multiple records into a
         block.
       * Support repairing of
         1. Per-AG free space, inode and refcount btrees.
 	2. Ondisk inodes.
 	3. File data and attribute fork mappings.
       * Verify the contents of
         1. Inode and data fork of realtime bitmap file.
 	2. Quota files.
     * Introduce MF_MEM_PRE_REMOVE. This will be used to notify tasks about
       a pmem device being removed.
 
   * Bug fixes
     * Fix memory leak of recovered attri intent items.
     * Fix UAF during log intent recovery.
     * Fix realtime geometry integer overflows.
     * Prevent scrub from live locking in xchk_iget.
     * Prevent fs shutdown when removing files during low free disk space.
     * Prevent transaction reservation overflow when extending an RT device.
     * Prevent incorrect warning from being printed when extending a
       filesystem.
     * Fix an off-by-one error in xreap_agextent_binval.
     * Serialize access to perag radix tree during deletion operation.
     * Fix perag memory leak during growfs.
     * Allow allocation of minlen realtime extent when the maximum sized
       realtime free extent is minlen in size.
 
   * Cleanups
     * Remove duplicate boilerplate code spread across functionality associated
       with different log items.
     * Cleanup resblks interfaces.
     * Pass defer ops pointer to defer helpers instead of an enum.
     * Initialize di_crc in xfs_log_dinode to prevent KMSAN warnings.
     * Use static_assert() instead of BUILD_BUG_ON_MSG() to validate size of
       structures and structure member offsets. This is done in order to be
       able to share the code with userspace.
     * Move XFS documentation under a new directory specific to XFS.
     * Do not invoke deferred ops' ->create_done callback if the deferred
       operation does not have an intent item associated with it.
     * Remove duplicate inclusion of header files from scrub/health.c.
     * Refactor Realtime code.
     * Cleanup attr code.
 
 Signed-off-by: Chandan Babu R <chandanbabu@kernel.org>
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Merge tag 'xfs-6.8-merge-3' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux

Pull xfs updates from Chandan Babu:
 "New features/functionality:
   - Online repair:
       - Reserve disk space for online repairs
       - Fix misinteraction between the AIL and btree bulkloader because
         of which the bulk load fails to queue a buffer for writeback if
         it happens to be on the AIL list
       - Prevent transaction reservation overflows when reaping blocks
         during online repair
       - Whenever possible, bulkloader now copies multiple records into
         a block
       - Support repairing of
           1. Per-AG free space, inode and refcount btrees
           2. Ondisk inodes
           3. File data and attribute fork mappings
       - Verify the contents of
           1. Inode and data fork of realtime bitmap file
           2. Quota files
   - Introduce MF_MEM_PRE_REMOVE. This will be used to notify tasks
     about a pmem device being removed

  Bug fixes:
   - Fix memory leak of recovered attri intent items
   - Fix UAF during log intent recovery
   - Fix realtime geometry integer overflows
   - Prevent scrub from live locking in xchk_iget
   - Prevent fs shutdown when removing files during low free disk space
   - Prevent transaction reservation overflow when extending an RT
     device
   - Prevent incorrect warning from being printed when extending a
     filesystem
   - Fix an off-by-one error in xreap_agextent_binval
   - Serialize access to perag radix tree during deletion operation
   - Fix perag memory leak during growfs
   - Allow allocation of minlen realtime extent when the maximum sized
     realtime free extent is minlen in size

  Cleanups:
   - Remove duplicate boilerplate code spread across functionality
     associated with different log items
   - Cleanup resblks interfaces
   - Pass defer ops pointer to defer helpers instead of an enum
   - Initialize di_crc in xfs_log_dinode to prevent KMSAN warnings
   - Use static_assert() instead of BUILD_BUG_ON_MSG() to validate size
     of structures and structure member offsets. This is done in order
     to be able to share the code with userspace
   - Move XFS documentation under a new directory specific to XFS
   - Do not invoke deferred ops' ->create_done callback if the deferred
     operation does not have an intent item associated with it
   - Remove duplicate inclusion of header files from scrub/health.c
   - Refactor Realtime code
   - Cleanup attr code"

* tag 'xfs-6.8-merge-3' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux: (123 commits)
  xfs: use the op name in trace_xlog_intent_recovery_failed
  xfs: fix a use after free in xfs_defer_finish_recovery
  xfs: turn the XFS_DA_OP_REPLACE checks in xfs_attr_shortform_addname into asserts
  xfs: remove xfs_attr_sf_hdr_t
  xfs: remove struct xfs_attr_shortform
  xfs: use xfs_attr_sf_findname in xfs_attr_shortform_getvalue
  xfs: remove xfs_attr_shortform_lookup
  xfs: simplify xfs_attr_sf_findname
  xfs: move the xfs_attr_sf_lookup tracepoint
  xfs: return if_data from xfs_idata_realloc
  xfs: make if_data a void pointer
  xfs: fold xfs_rtallocate_extent into xfs_bmap_rtalloc
  xfs: simplify and optimize the RT allocation fallback cascade
  xfs: reorder the minlen and prod calculations in xfs_bmap_rtalloc
  xfs: remove XFS_RTMIN/XFS_RTMAX
  xfs: remove rt-wrappers from xfs_format.h
  xfs: factor out a xfs_rtalloc_sumlevel helper
  xfs: tidy up xfs_rtallocate_extent_exact
  xfs: merge the calls to xfs_rtallocate_range in xfs_rtallocate_block
  xfs: reflow the tail end of xfs_rtallocate_extent_block
  ...
2024-01-10 08:45:22 -08:00
Linus Torvalds
5fda5698c2 platform-drivers-x86 for v6.8-1
Highlights:
  -  Intel PMC / PMT / TPMI / uncore-freq / vsec improvements and
     new platform support
  -  AMD PMC / PMF improvements and new platform support
  -  AMD ACPI based Wifi band RFI mitigation feature (WBRF)
  -  WMI bus driver cleanups and improvements (Armin Wolf)
  -  acer-wmi Predator PHN16-71 support
  -  New Silicom network appliance EC LEDs / GPIOs driver
 
 The following is an automated git shortlog grouped by driver:
 
 ACPI:
  -  scan: Add LNXVIDEO HID to ignore_serial_bus_ids[]
 
 Add Silicom Platform Driver:
  - Add Silicom Platform Driver
 
 Documentation/driver-api:
  -  Add document about WBRF mechanism
 
 ISST:
  -  Process read/write blocked feature status
 
 Merge tag 'platform-drivers-x86-amd-wbrf-v6.8-1' into review-hans:
  - Merge tag 'platform-drivers-x86-amd-wbrf-v6.8-1' into review-hans
 
 Merge tag 'platform-drivers-x86-v6.7-3' into pdx86/for-next:
  - Merge tag 'platform-drivers-x86-v6.7-3' into pdx86/for-next
 
 Merge tag 'platform-drivers-x86-v6.7-6' into pdx86/for-next:
  - Merge tag 'platform-drivers-x86-v6.7-6' into pdx86/for-next
 
 Remove "X86 PLATFORM DRIVERS - ARCH" from MAINTAINERS:
  - Remove "X86 PLATFORM DRIVERS - ARCH" from MAINTAINERS
 
 acer-wmi:
  -  add fan speed monitoring for Predator PHN16-71
  -  Depend on ACPI_VIDEO instead of selecting it
  -  Add platform profile and mode key support for Predator PHN16-71
 
 asus-laptop:
  -  remove redundant braces in if statements
 
 asus-wmi:
  -  Convert to platform remove callback returning void
 
 clk:
  -  x86: lpss-atom: Drop unneeded 'extern' in the header
 
 dell-smbios-wmi:
  -  Stop using WMI chardev
  -  Use devm_get_free_pages()
 
 hp-bioscfg:
  -  Removed needless asm-generic
 
 hp-wmi:
  -  Convert to platform remove callback returning void
 
 intel-uncore-freq:
  -  Add additional client processors
 
 intel-wmi-sbl-fw-update:
  -  Use bus-based WMI interface
 
 intel/pmc:
  -  Call pmc_get_low_power_modes from platform init
 
 ips:
  -  Remove unused debug code
 
 platform/mellanox:
  -  mlxbf-tmfifo: Remove unnecessary bool conversion
 
 platform/x86/amd:
  -  Add support for AMD ACPI based Wifi band RFI mitigation feature
 
 platform/x86/amd/pmc:
  -  Modify SMU message port for latest AMD platform
  -  Add 1Ah family series to STB support list
  -  Add idlemask support for 1Ah family
  -  call amd_pmc_get_ip_info() during driver probe
  -  Add VPE information for AMDI000A platform
  -  Send OS_HINT command for AMDI000A platform
 
 platform/x86/amd/pmf:
  -  Return a status code only as a constant in two functions
  -  Return directly after a failed apmf_if_call() in apmf_sbios_heartbeat_notify()
  -  dump policy binary data
  -  Add capability to sideload of policy binary
  -  Add facility to dump TA inputs
  -  Make source_as_str() as non-static
  -  Add support to update system state
  -  Add support update p3t limit
  -  Add support to get inputs from other subsystems
  -  change amd_pmf_init_features() call sequence
  -  Add support for PMF Policy Binary
  -  Change return type of amd_pmf_set_dram_addr()
  -  Add support for PMF-TA interaction
  -  Add PMF TEE interface
 
 platform/x86/dell:
  -  alienware-wmi: Use kasprintf()
 
 platform/x86/intel-uncore-freq:
  -  Process read/write blocked feature status
 
 platform/x86/intel/pmc:
  -  Add missing extern
  -  Add Lunar Lake M support to intel_pmc_core driver
  -  Add Arrow Lake S support to intel_pmc_core driver
  -  Add ssram_init flag in PMC discovery in Meteor Lake
  -  Move common code to core.c
  -  Add PSON residency counter for Alder Lake
  -  Add regmap for Tiger Lake H PCH
  -  Add PSON residency counter
  -  Fix in mtl_punit_pmt_init()
  -  Fix in pmc_core_ssram_get_pmc()
  -  Show Die C6 counter on Meteor Lake
  -  Add debug attribute for Die C6 counter
  -  Read low power mode requirements for MTL-M and MTL-P
  -  Retrieve LPM information using Intel PMT
  -  Display LPM requirements for multiple PMCs
  -  Find and register PMC telemetry entries
  -  Cleanup SSRAM discovery
  -  Allow pmc_core_ssram_init to fail
 
 platform/x86/intel/pmc/arl:
  -  Add GBE LTR ignore during suspend
 
 platform/x86/intel/pmc/lnl:
  -  Add GBE LTR ignore during suspend
 
 platform/x86/intel/pmc/mtl:
  -  Use return value from pmc_core_ssram_init()
 
 platform/x86/intel/pmt:
  -  telemetry: Export API to read telemetry
  -  Add header to struct intel_pmt_entry
 
 platform/x86/intel/tpmi:
  -  Move TPMI ID definition
  -  Modify external interface to get read/write state
  -  Don't create devices for disabled features
 
 platform/x86/intel/vsec:
  -  Add support for Lunar Lake M
  -  Add base address field
  -  Add intel_vsec_register
  -  Assign auxdev parent by argument
  -  Use cleanup.h
  -  remove platform_info from vsec device structure
  -  Move structures to header
  -  Remove unnecessary return
  -  Fix xa_alloc memory leak
 
 platform/x86/intel/wmi:
  -  thunderbolt: Use bus-based WMI interface
 
 silicom-platform:
  -  Fix spelling mistake "platfomr" -> "platform"
 
 wmi:
  -  linux/wmi.h: fix Excess kernel-doc description warning
  -  Simplify get_subobj_info()
  -  Decouple ACPI notify handler from wmi_block_list
  -  Create WMI bus device first
  -  Use devres for resource handling
  -  Remove ACPI handlers after WMI devices
  -  Remove unused variable in address space handler
  -  Remove chardev interface
  -  Remove debug_event module param
  -  Remove debug_dump_wdg module param
  -  Add to_wmi_device() helper macro
  -  Add wmidev_block_set()
 
 x86-android-tablets:
  -  Fix an IS_ERR() vs NULL check in probe
  -  Fix backlight ctrl for Lenovo Yoga Tab 3 Pro YT3-X90F
  -  Add audio codec info for Lenovo Yoga Tab 3 Pro YT3-X90F
  -  Add support for SPI device instantiation
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Merge tag 'platform-drivers-x86-v6.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver updates from Hans de Goede:

 - Intel PMC / PMT / TPMI / uncore-freq / vsec improvements and new
   platform support

 - AMD PMC / PMF improvements and new platform support

 - AMD ACPI based Wifi band RFI mitigation feature (WBRF)

 - WMI bus driver cleanups and improvements (Armin Wolf)

 - acer-wmi Predator PHN16-71 support

 - New Silicom network appliance EC LEDs / GPIOs driver

* tag 'platform-drivers-x86-v6.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (96 commits)
  platform/x86/amd/pmc: Modify SMU message port for latest AMD platform
  platform/x86/amd/pmc: Add 1Ah family series to STB support list
  platform/x86/amd/pmc: Add idlemask support for 1Ah family
  platform/x86/amd/pmc: call amd_pmc_get_ip_info() during driver probe
  platform/x86/amd/pmc: Add VPE information for AMDI000A platform
  platform/x86/amd/pmc: Send OS_HINT command for AMDI000A platform
  platform/x86/amd/pmf: Return a status code only as a constant in two functions
  platform/x86/amd/pmf: Return directly after a failed apmf_if_call() in apmf_sbios_heartbeat_notify()
  platform/x86: wmi: linux/wmi.h: fix Excess kernel-doc description warning
  platform/x86/intel/pmc: Add missing extern
  platform/x86/intel/pmc/lnl: Add GBE LTR ignore during suspend
  platform/x86/intel/pmc/arl: Add GBE LTR ignore during suspend
  platform/x86: intel-uncore-freq: Add additional client processors
  platform/x86: Remove "X86 PLATFORM DRIVERS - ARCH" from MAINTAINERS
  platform/x86: hp-bioscfg: Removed needless asm-generic
  platform/x86/intel/pmc: Add Lunar Lake M support to intel_pmc_core driver
  platform/x86/intel/pmc: Add Arrow Lake S support to intel_pmc_core driver
  platform/x86/intel/pmc: Add ssram_init flag in PMC discovery in Meteor Lake
  platform/x86/intel/pmc: Move common code to core.c
  platform/x86/intel/pmc: Add PSON residency counter for Alder Lake
  ...
2024-01-09 17:07:12 -08:00
Linus Torvalds
35f11a3710 * MTD
Apart from preventing the mtdblk to run on top of ftl or ubiblk (which
 may cause security issues and has no meaning anyway), there are a few
 misc fixes.
 
 * Raw NAND
 
 Two meaningful changes this time. The conversion of the brcmnand driver
 to the ->exec_op() API, this series brought additional changes to the
 core in order to help controller drivers to handle themselves the WP pin
 during destructive operations when relevant.
 
 There is also a series bringing important fixes to the sequential read
 feature.
 
 As always, there is as well a whole bunch of miscellaneous W=1 fixes,
 together with a few runtime fixes (double free, timeout value, OOB
 layout, missing register initialization) and the usual load of remove
 callbacks turned into void (which led to switch the txx9ndfmc driver to
 use module_platform_driver()).
 
 * SPI NOR
 
 SPI NOR comes with die erase support for multi die flashes, with new
 octal protocols (1-1-8 and 1-8-8) parsed from SFDP and with an updated
 documentation about what the contributors shall consider when proposing
 flash additions or updates.
 
 Michael Walle stepped out from the reviewer role to maintainer.
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Merge tag 'mtd/for-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux

Pull mtd updates from Miquel Raynal:
 "MTD:

   - Apart from preventing the mtdblk to run on top of ftl or ubiblk
     (which may cause security issues and has no meaning anyway), there
     are a few misc fixes.

  Raw NAND:

   - Two meaningful changes this time. The conversion of the brcmnand
     driver to the ->exec_op() API, this series brought additional
     changes to the core in order to help controller drivers to handle
     themselves the WP pin during destructive operations when relevant.

   - There is also a series bringing important fixes to the sequential
     read feature.

   - As always, there is as well a whole bunch of miscellaneous W=1
     fixes, together with a few runtime fixes (double free, timeout
     value, OOB layout, missing register initialization) and the usual
     load of remove callbacks turned into void (which led to switch the
     txx9ndfmc driver to use module_platform_driver()).

  SPI NOR:

   - SPI NOR comes with die erase support for multi die flashes, with
     new octal protocols (1-1-8 and 1-8-8) parsed from SFDP and with an
     updated documentation about what the contributors shall consider
     when proposing flash additions or updates.

   - Michael Walle stepped out from the reviewer role to maintainer"

* tag 'mtd/for-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux: (39 commits)
  mtd: rawnand: Clarify conditions to enable continuous reads
  mtd: rawnand: Prevent sequential reads with on-die ECC engines
  mtd: rawnand: Fix core interference with sequential reads
  mtd: rawnand: Prevent crossing LUN boundaries during sequential reads
  mtd: Fix gluebi NULL pointer dereference caused by ftl notifier
  dt-bindings: mtd: partitions: u-boot: Fix typo
  mtd: rawnand: s3c2410: fix Excess struct member description kernel-doc warnings
  MAINTAINERS: change my mail to the kernel.org one
  mtd: spi-nor: sfdp: get the 1-1-8 and 1-8-8 protocol from SFDP
  mtd: spi-nor: drop superfluous debug prints
  mtd: spi-nor: sysfs: hide the flash name if not set
  mtd: spi-nor: mark the flash name as obsolete
  mtd: spi-nor: print flash ID instead of name
  mtd: maps: vmu-flash: Fix the (mtd core) switch to ref counters
  mtd: ssfdc: Remove an unused variable
  mtd: rawnand: diskonchip: fix a potential double free in doc_probe
  mtd: rawnand: rockchip: Add missing title to a kernel doc comment
  mtd: rawnand: rockchip: Rename a structure
  mtd: rawnand: pl353: Fix kernel doc
  mtd: spi-nor: micron-st: Add support for mt25qu01g
  ...
2024-01-09 15:40:59 -08:00
Linus Torvalds
301940020a spi: Updates for v6.8
A moderately busy release for SPI, the main core update was the merging
 of support for multiple chip selects, used in some flash configurations.
 There were also big overhauls for the AXI SPI Engine and PL022 drivers,
 plus some new device support for ST.
 
 There's a few patches for other trees, API updates to allow the
 multiple chip select support and one of the naming modernisations
 touched a controller embedded in the USB code.
 
  - Support for multiple chip selects.
  - A big overhaul for the AXI SPI engine driver, modernising it and
    adding a bunch of new features.
  - Modernisation of the PL022 driver, fixing some issues with submitting
    messages while in atomic context in the process.
  - Many drivers were converted to use new APIs which avoid outdated
    terminology for devices and controllers.
  - Support for ST Microelectronics STM32F7 and STM32MP25, and Renesas
    RZ/Five.
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Merge tag 'spi-v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi

Pull spi updates from Mark Brown:
 "A moderately busy release for SPI, the main core update was the
  merging of support for multiple chip selects, used in some flash
  configurations. There were also big overhauls for the AXI SPI Engine
  and PL022 drivers, plus some new device support for ST.

  There's a few patches for other trees, API updates to allow the
  multiple chip select support and one of the naming modernisations
  touched a controller embedded in the USB code.

   - Support for multiple chip selects.

   - A big overhaul for the AXI SPI engine driver, modernising it and
     adding a bunch of new features.

   - Modernisation of the PL022 driver, fixing some issues with
     submitting messages while in atomic context in the process.

   - Many drivers were converted to use new APIs which avoid outdated
     terminology for devices and controllers.

   - Support for ST Microelectronics STM32F7 and STM32MP25, and Renesas
     RZ/Five"

* tag 'spi-v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: (83 commits)
  spi: stm32: add st,stm32mp25-spi compatible supporting STM32MP25 soc
  dt-bindings: spi: stm32: add st,stm32mp25-spi compatible
  spi: stm32: use dma_get_slave_caps prior to configuring dma channel
  spi: axi-spi-engine: fix struct member doc warnings
  spi: pl022: update description of internal_cs_control()
  spi: pl022: delete description of cur_msg
  spi: dw: Remove Intel Thunder Bay SOC support
  spi: dw: Remove Intel Thunder Bay SOC support
  spi: sh-msiof: Enforce fixed DTDL for R-Car H3
  spi: ljca: switch to use devm_spi_alloc_host()
  spi: cs42l43: switch to use devm_spi_alloc_host()
  spi: zynqmp-gqspi: switch to use modern name
  spi: zynq-qspi: switch to use modern name
  spi: xtensa-xtfpga: switch to use modern name
  spi: xlp: switch to use modern name
  spi: xilinx: switch to use modern name
  spi: xcomm: switch to use modern name
  spi: uniphier: switch to use modern name
  spi: topcliff-pch: switch to use modern name
  spi: wpcm-fiu: switch to use devm_spi_alloc_host()
  ...
2024-01-09 15:02:12 -08:00
Linus Torvalds
6c1dd1fe5d integrity-v6.8
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Merge tag 'integrity-v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity

Pull integrity updates from Mimi Zohar:

 - Add a new IMA/EVM maintainer and reviewer

 - Disable EVM on overlayfs

   The EVM HMAC and the original file signatures contain filesystem
   specific metadata (e.g. i_ino, i_generation and s_uuid), preventing
   the security.evm xattr from directly being copied up to the overlay.
   Further before calculating and writing out the overlay file's EVM
   HMAC, EVM must first verify the existing backing file's
   'security.evm' value.

   For now until a solution is developed, disable EVM on overlayfs.

 - One bug fix and two cleanups

* tag 'integrity-v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity:
  overlay: disable EVM
  evm: add support to disable EVM on unsupported filesystems
  evm: don't copy up 'security.evm' xattr
  MAINTAINERS: Add Eric Snowberg as a reviewer to IMA
  MAINTAINERS: Add Roberto Sassu as co-maintainer to IMA and EVM
  KEYS: encrypted: Add check for strsep
  ima: Remove EXPERIMENTAL from Kconfig
  ima: Reword IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY
2024-01-09 13:24:06 -08:00
Linus Torvalds
063a7ce32d lsm/stable-6.8 PR 20240105
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Merge tag 'lsm-pr-20240105' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsm

Pull security module updates from Paul Moore:

 - Add three new syscalls: lsm_list_modules(), lsm_get_self_attr(), and
   lsm_set_self_attr().

   The first syscall simply lists the LSMs enabled, while the second and
   third get and set the current process' LSM attributes. Yes, these
   syscalls may provide similar functionality to what can be found under
   /proc or /sys, but they were designed to support multiple,
   simultaneaous (stacked) LSMs from the start as opposed to the current
   /proc based solutions which were created at a time when only one LSM
   was allowed to be active at a given time.

   We have spent considerable time discussing ways to extend the
   existing /proc interfaces to support multiple, simultaneaous LSMs and
   even our best ideas have been far too ugly to support as a kernel
   API; after +20 years in the kernel, I felt the LSM layer had
   established itself enough to justify a handful of syscalls.

   Support amongst the individual LSM developers has been nearly
   unanimous, with a single objection coming from Tetsuo (TOMOYO) as he
   is worried that the LSM_ID_XXX token concept will make it more
   difficult for out-of-tree LSMs to survive. Several members of the LSM
   community have demonstrated the ability for out-of-tree LSMs to
   continue to exist by picking high/unused LSM_ID values as well as
   pointing out that many kernel APIs rely on integer identifiers, e.g.
   syscalls (!), but unfortunately Tetsuo's objections remain.

   My personal opinion is that while I have no interest in penalizing
   out-of-tree LSMs, I'm not going to penalize in-tree development to
   support out-of-tree development, and I view this as a necessary step
   forward to support the push for expanded LSM stacking and reduce our
   reliance on /proc and /sys which has occassionally been problematic
   for some container users. Finally, we have included the linux-api
   folks on (all?) recent revisions of the patchset and addressed all of
   their concerns.

 - Add a new security_file_ioctl_compat() LSM hook to handle the 32-bit
   ioctls on 64-bit systems problem.

   This patch includes support for all of the existing LSMs which
   provide ioctl hooks, although it turns out only SELinux actually
   cares about the individual ioctls. It is worth noting that while
   Casey (Smack) and Tetsuo (TOMOYO) did not give explicit ACKs to this
   patch, they did both indicate they are okay with the changes.

 - Fix a potential memory leak in the CALIPSO code when IPv6 is disabled
   at boot.

   While it's good that we are fixing this, I doubt this is something
   users are seeing in the wild as you need to both disable IPv6 and
   then attempt to configure IPv6 labeled networking via
   NetLabel/CALIPSO; that just doesn't make much sense.

   Normally this would go through netdev, but Jakub asked me to take
   this patch and of all the trees I maintain, the LSM tree seemed like
   the best fit.

 - Update the LSM MAINTAINERS entry with additional information about
   our process docs, patchwork, bug reporting, etc.

   I also noticed that the Lockdown LSM is missing a dedicated
   MAINTAINERS entry so I've added that to the pull request. I've been
   working with one of the major Lockdown authors/contributors to see if
   they are willing to step up and assume a Lockdown maintainer role;
   hopefully that will happen soon, but in the meantime I'll continue to
   look after it.

 - Add a handful of mailmap entries for Serge Hallyn and myself.

* tag 'lsm-pr-20240105' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsm: (27 commits)
  lsm: new security_file_ioctl_compat() hook
  lsm: Add a __counted_by() annotation to lsm_ctx.ctx
  calipso: fix memory leak in netlbl_calipso_add_pass()
  selftests: remove the LSM_ID_IMA check in lsm/lsm_list_modules_test
  MAINTAINERS: add an entry for the lockdown LSM
  MAINTAINERS: update the LSM entry
  mailmap: add entries for Serge Hallyn's dead accounts
  mailmap: update/replace my old email addresses
  lsm: mark the lsm_id variables are marked as static
  lsm: convert security_setselfattr() to use memdup_user()
  lsm: align based on pointer length in lsm_fill_user_ctx()
  lsm: consolidate buffer size handling into lsm_fill_user_ctx()
  lsm: correct error codes in security_getselfattr()
  lsm: cleanup the size counters in security_getselfattr()
  lsm: don't yet account for IMA in LSM_CONFIG_COUNT calculation
  lsm: drop LSM_ID_IMA
  LSM: selftests for Linux Security Module syscalls
  SELinux: Add selfattr hooks
  AppArmor: Add selfattr hooks
  Smack: implement setselfattr and getselfattr hooks
  ...
2024-01-09 12:57:46 -08:00
Linus Torvalds
9f9310bf87 selinux/stable-6.8 PR 20240105
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Merge tag 'selinux-pr-20240105' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux

Pull selinux updates from Paul Moore:

 - Add a new SELinux initial SID, SECINITSID_INIT, to represent
   userspace processes started before the SELinux policy is loaded in
   early boot.

   Prior to this patch all processes were marked as SECINITSID_KERNEL
   before the SELinux policy was loaded, making it difficult to
   distinquish early boot userspace processes from the kernel in the
   SELinux policy.

   For most users this will be a non-issue as the policy is loaded early
   enough during boot, but for users who load their SELinux policy
   relatively late, this should make it easier to construct meaningful
   security policies.

 - Cleanups to the selinuxfs code by Al, mostly on VFS related issues
   during a policy reload.

   The commit description has more detail, but the quick summary is that
   we are replacing a disconnected directory approach with a temporary
   directory that we swapover at the end of the reload.

 - Fix an issue where the input sanity checking on socket bind()
   operations was slightly different depending on the presence of
   SELinux.

   This is caused by the placement of the LSM hooks in the generic
   socket layer as opposed to the protocol specific bind() handler where
   the protocol specific sanity checks are performed. Mickaël has
   mentioned that he is working to fix this, but in the meantime we just
   ensure that we are replicating the checks properly.

   We need to balance the placement of the LSM hooks with the number of
   LSM hooks; pushing the hooks down into the protocol layers is likely
   not the right answer.

 - Update the avc_has_perm_noaudit() prototype to better match the
   function definition.

 - Migrate from using partial_name_hash() to full_name_hash() the
   filename transition hash table.

   This improves the quality of the code and has the potential for a
   minor performance bump.

 - Consolidate some open coded SELinux access vector comparisions into a
   single new function, avtab_node_cmp(), and use that instead.

   A small, but nice win for code quality and maintainability.

 - Updated the SELinux MAINTAINERS entry with additional information
   around process, bug reporting, etc.

   We're also updating some of our "official" roles: dropping Eric Paris
   and adding Ondrej as a reviewer.

 - Cleanup the coding style crimes in security/selinux/include.

   While I'm not a fan of code churn, I am pushing for more automated
   code checks that can be done at the developer level and one of the
   obvious things to check for is coding style.

   In an effort to start from a "good" base I'm slowly working through
   our source files cleaning them up with the help of clang-format and
   good ol' fashioned human eyeballs; this has the first batch of these
   changes.

   I've been splitting the changes up per-file to help reduce the impact
   if backports are required (either for LTS or distro kernels), and I
   expect the some of the larger files, e.g. hooks.c and ss/services.c,
   will likely need to be split even further.

 - Cleanup old, outdated comments.

* tag 'selinux-pr-20240105' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux: (24 commits)
  selinux: Fix error priority for bind with AF_UNSPEC on PF_INET6 socket
  selinux: fix style issues in security/selinux/include/initial_sid_to_string.h
  selinux: fix style issues in security/selinux/include/xfrm.h
  selinux: fix style issues in security/selinux/include/security.h
  selinux: fix style issues with security/selinux/include/policycap_names.h
  selinux: fix style issues in security/selinux/include/policycap.h
  selinux: fix style issues in security/selinux/include/objsec.h
  selinux: fix style issues with security/selinux/include/netlabel.h
  selinux: fix style issues in security/selinux/include/netif.h
  selinux: fix style issues in security/selinux/include/ima.h
  selinux: fix style issues in security/selinux/include/conditional.h
  selinux: fix style issues in security/selinux/include/classmap.h
  selinux: fix style issues in security/selinux/include/avc_ss.h
  selinux: align avc_has_perm_noaudit() prototype with definition
  selinux: fix style issues in security/selinux/include/avc.h
  selinux: fix style issues in security/selinux/include/audit.h
  MAINTAINERS: drop Eric Paris from his SELinux role
  MAINTAINERS: add Ondrej Mosnacek as a SELinux reviewer
  selinux: remove the wrong comment about multithreaded process handling
  selinux: introduce an initial SID for early boot processes
  ...
2024-01-09 12:05:16 -08:00
Linus Torvalds
eab23bc8a8 audit/stable-6.8 PR 20240105
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Merge tag 'audit-pr-20240105' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit

Pull audit updates from Paul Moore:
 "The audit updates are fairly minor with only two patches:

   - Send an audit ACK to userspace immediately upon receiving an auditd
     registration event as opposed to waiting until the registration has
     been fully processed and the audit backlog starts filling the
     netlink buffers.

     Sending the ACK earlier, as done here, is still safe as the
     operation should not fail at the point when the ACK is done, and
     doing so helps avoid the ACK being dropped in extreme situations.

   - Update the audit MAINTAINERS entry with additional information.

     There isn't anything in this update that should be new to regular
     contributors or list subscribers, but I'm pushing to start
     documenting our processes, conventions, etc. and this seems like an
     important part of that"

* tag 'audit-pr-20240105' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit:
  MAINTAINERS: update the audit entry
  audit: Send netlink ACK before setting connection in auditd_set
2024-01-09 12:01:15 -08:00
Linus Torvalds
9f2a635235 Quite a lot of kexec work this time around. Many singleton patches in
many places.  The notable patch series are:
 
 - nilfs2 folio conversion from Matthew Wilcox in "nilfs2: Folio
   conversions for file paths".
 
 - Additional nilfs2 folio conversion from Ryusuke Konishi in "nilfs2:
   Folio conversions for directory paths".
 
 - IA64 remnant removal in Heiko Carstens's "Remove unused code after
   IA-64 removal".
 
 - Arnd Bergmann has enabled the -Wmissing-prototypes warning everywhere
   in "Treewide: enable -Wmissing-prototypes".  This had some followup
   fixes:
 
   - Nathan Chancellor has cleaned up the hexagon build in the series
     "hexagon: Fix up instances of -Wmissing-prototypes".
 
   - Nathan also addressed some s390 warnings in "s390: A couple of
     fixes for -Wmissing-prototypes".
 
   - Arnd Bergmann addresses the same warnings for MIPS in his series
     "mips: address -Wmissing-prototypes warnings".
 
 - Baoquan He has made kexec_file operate in a top-down-fitting manner
   similar to kexec_load in the series "kexec_file: Load kernel at top of
   system RAM if required"
 
 - Baoquan He has also added the self-explanatory "kexec_file: print out
   debugging message if required".
 
 - Some checkstack maintenance work from Tiezhu Yang in the series
   "Modify some code about checkstack".
 
 - Douglas Anderson has disentangled the watchdog code's logging when
   multiple reports are occurring simultaneously.  The series is "watchdog:
   Better handling of concurrent lockups".
 
 - Yuntao Wang has contributed some maintenance work on the crash code in
   "crash: Some cleanups and fixes".
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Merge tag 'mm-nonmm-stable-2024-01-09-10-33' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull non-MM updates from Andrew Morton:
 "Quite a lot of kexec work this time around. Many singleton patches in
  many places. The notable patch series are:

   - nilfs2 folio conversion from Matthew Wilcox in 'nilfs2: Folio
     conversions for file paths'.

   - Additional nilfs2 folio conversion from Ryusuke Konishi in 'nilfs2:
     Folio conversions for directory paths'.

   - IA64 remnant removal in Heiko Carstens's 'Remove unused code after
     IA-64 removal'.

   - Arnd Bergmann has enabled the -Wmissing-prototypes warning
     everywhere in 'Treewide: enable -Wmissing-prototypes'. This had
     some followup fixes:

      - Nathan Chancellor has cleaned up the hexagon build in the series
        'hexagon: Fix up instances of -Wmissing-prototypes'.

      - Nathan also addressed some s390 warnings in 's390: A couple of
        fixes for -Wmissing-prototypes'.

      - Arnd Bergmann addresses the same warnings for MIPS in his series
        'mips: address -Wmissing-prototypes warnings'.

   - Baoquan He has made kexec_file operate in a top-down-fitting manner
     similar to kexec_load in the series 'kexec_file: Load kernel at top
     of system RAM if required'

   - Baoquan He has also added the self-explanatory 'kexec_file: print
     out debugging message if required'.

   - Some checkstack maintenance work from Tiezhu Yang in the series
     'Modify some code about checkstack'.

   - Douglas Anderson has disentangled the watchdog code's logging when
     multiple reports are occurring simultaneously. The series is
     'watchdog: Better handling of concurrent lockups'.

   - Yuntao Wang has contributed some maintenance work on the crash code
     in 'crash: Some cleanups and fixes'"

* tag 'mm-nonmm-stable-2024-01-09-10-33' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (157 commits)
  crash_core: fix and simplify the logic of crash_exclude_mem_range()
  x86/crash: use SZ_1M macro instead of hardcoded value
  x86/crash: remove the unused image parameter from prepare_elf_headers()
  kdump: remove redundant DEFAULT_CRASH_KERNEL_LOW_SIZE
  scripts/decode_stacktrace.sh: strip unexpected CR from lines
  watchdog: if panicking and we dumped everything, don't re-enable dumping
  watchdog/hardlockup: use printk_cpu_sync_get_irqsave() to serialize reporting
  watchdog/softlockup: use printk_cpu_sync_get_irqsave() to serialize reporting
  watchdog/hardlockup: adopt softlockup logic avoiding double-dumps
  kexec_core: fix the assignment to kimage->control_page
  x86/kexec: fix incorrect end address passed to kernel_ident_mapping_init()
  lib/trace_readwrite.c:: replace asm-generic/io with linux/io
  nilfs2: cpfile: fix some kernel-doc warnings
  stacktrace: fix kernel-doc typo
  scripts/checkstack.pl: fix no space expression between sp and offset
  x86/kexec: fix incorrect argument passed to kexec_dprintk()
  x86/kexec: use pr_err() instead of kexec_dprintk() when an error occurs
  nilfs2: add missing set_freezable() for freezable kthread
  kernel: relay: remove relay_file_splice_read dead code, doesn't work
  docs: submit-checklist: remove all of "make namespacecheck"
  ...
2024-01-09 11:46:20 -08:00
Linus Torvalds
fb46e22a9e Many singleton patches against the MM code. The patch series which
are included in this merge do the following:
 
 - Peng Zhang has done some mapletree maintainance work in the
   series
 
 	"maple_tree: add mt_free_one() and mt_attr() helpers"
 	"Some cleanups of maple tree"
 
 - In the series "mm: use memmap_on_memory semantics for dax/kmem"
   Vishal Verma has altered the interworking between memory-hotplug
   and dax/kmem so that newly added 'device memory' can more easily
   have its memmap placed within that newly added memory.
 
 - Matthew Wilcox continues folio-related work (including a few
   fixes) in the patch series
 
 	"Add folio_zero_tail() and folio_fill_tail()"
 	"Make folio_start_writeback return void"
 	"Fix fault handler's handling of poisoned tail pages"
 	"Convert aops->error_remove_page to ->error_remove_folio"
 	"Finish two folio conversions"
 	"More swap folio conversions"
 
 - Kefeng Wang has also contributed folio-related work in the series
 
 	"mm: cleanup and use more folio in page fault"
 
 - Jim Cromie has improved the kmemleak reporting output in the
   series "tweak kmemleak report format".
 
 - In the series "stackdepot: allow evicting stack traces" Andrey
   Konovalov to permits clients (in this case KASAN) to cause
   eviction of no longer needed stack traces.
 
 - Charan Teja Kalla has fixed some accounting issues in the page
   allocator's atomic reserve calculations in the series "mm:
   page_alloc: fixes for high atomic reserve caluculations".
 
 - Dmitry Rokosov has added to the samples/ dorectory some sample
   code for a userspace memcg event listener application.  See the
   series "samples: introduce cgroup events listeners".
 
 - Some mapletree maintanance work from Liam Howlett in the series
   "maple_tree: iterator state changes".
 
 - Nhat Pham has improved zswap's approach to writeback in the
   series "workload-specific and memory pressure-driven zswap
   writeback".
 
 - DAMON/DAMOS feature and maintenance work from SeongJae Park in
   the series
 
 	"mm/damon: let users feed and tame/auto-tune DAMOS"
 	"selftests/damon: add Python-written DAMON functionality tests"
 	"mm/damon: misc updates for 6.8"
 
 - Yosry Ahmed has improved memcg's stats flushing in the series
   "mm: memcg: subtree stats flushing and thresholds".
 
 - In the series "Multi-size THP for anonymous memory" Ryan Roberts
   has added a runtime opt-in feature to transparent hugepages which
   improves performance by allocating larger chunks of memory during
   anonymous page faults.
 
 - Matthew Wilcox has also contributed some cleanup and maintenance
   work against eh buffer_head code int he series "More buffer_head
   cleanups".
 
 - Suren Baghdasaryan has done work on Andrea Arcangeli's series
   "userfaultfd move option".  UFFDIO_MOVE permits userspace heap
   compaction algorithms to move userspace's pages around rather than
   UFFDIO_COPY'a alloc/copy/free.
 
 - Stefan Roesch has developed a "KSM Advisor", in the series
   "mm/ksm: Add ksm advisor".  This is a governor which tunes KSM's
   scanning aggressiveness in response to userspace's current needs.
 
 - Chengming Zhou has optimized zswap's temporary working memory
   use in the series "mm/zswap: dstmem reuse optimizations and
   cleanups".
 
 - Matthew Wilcox has performed some maintenance work on the
   writeback code, both code and within filesystems.  The series is
   "Clean up the writeback paths".
 
 - Andrey Konovalov has optimized KASAN's handling of alloc and
   free stack traces for secondary-level allocators, in the series
   "kasan: save mempool stack traces".
 
 - Andrey also performed some KASAN maintenance work in the series
   "kasan: assorted clean-ups".
 
 - David Hildenbrand has gone to town on the rmap code.  Cleanups,
   more pte batching, folio conversions and more.  See the series
   "mm/rmap: interface overhaul".
 
 - Kinsey Ho has contributed some maintenance work on the MGLRU
   code in the series "mm/mglru: Kconfig cleanup".
 
 - Matthew Wilcox has contributed lruvec page accounting code
   cleanups in the series "Remove some lruvec page accounting
   functions".
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Merge tag 'mm-stable-2024-01-08-15-31' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull MM updates from Andrew Morton:
 "Many singleton patches against the MM code. The patch series which are
  included in this merge do the following:

   - Peng Zhang has done some mapletree maintainance work in the series

	'maple_tree: add mt_free_one() and mt_attr() helpers'
	'Some cleanups of maple tree'

   - In the series 'mm: use memmap_on_memory semantics for dax/kmem'
     Vishal Verma has altered the interworking between memory-hotplug
     and dax/kmem so that newly added 'device memory' can more easily
     have its memmap placed within that newly added memory.

   - Matthew Wilcox continues folio-related work (including a few fixes)
     in the patch series

	'Add folio_zero_tail() and folio_fill_tail()'
	'Make folio_start_writeback return void'
	'Fix fault handler's handling of poisoned tail pages'
	'Convert aops->error_remove_page to ->error_remove_folio'
	'Finish two folio conversions'
	'More swap folio conversions'

   - Kefeng Wang has also contributed folio-related work in the series

	'mm: cleanup and use more folio in page fault'

   - Jim Cromie has improved the kmemleak reporting output in the series
     'tweak kmemleak report format'.

   - In the series 'stackdepot: allow evicting stack traces' Andrey
     Konovalov to permits clients (in this case KASAN) to cause eviction
     of no longer needed stack traces.

   - Charan Teja Kalla has fixed some accounting issues in the page
     allocator's atomic reserve calculations in the series 'mm:
     page_alloc: fixes for high atomic reserve caluculations'.

   - Dmitry Rokosov has added to the samples/ dorectory some sample code
     for a userspace memcg event listener application. See the series
     'samples: introduce cgroup events listeners'.

   - Some mapletree maintanance work from Liam Howlett in the series
     'maple_tree: iterator state changes'.

   - Nhat Pham has improved zswap's approach to writeback in the series
     'workload-specific and memory pressure-driven zswap writeback'.

   - DAMON/DAMOS feature and maintenance work from SeongJae Park in the
     series

	'mm/damon: let users feed and tame/auto-tune DAMOS'
	'selftests/damon: add Python-written DAMON functionality tests'
	'mm/damon: misc updates for 6.8'

   - Yosry Ahmed has improved memcg's stats flushing in the series 'mm:
     memcg: subtree stats flushing and thresholds'.

   - In the series 'Multi-size THP for anonymous memory' Ryan Roberts
     has added a runtime opt-in feature to transparent hugepages which
     improves performance by allocating larger chunks of memory during
     anonymous page faults.

   - Matthew Wilcox has also contributed some cleanup and maintenance
     work against eh buffer_head code int he series 'More buffer_head
     cleanups'.

   - Suren Baghdasaryan has done work on Andrea Arcangeli's series
     'userfaultfd move option'. UFFDIO_MOVE permits userspace heap
     compaction algorithms to move userspace's pages around rather than
     UFFDIO_COPY'a alloc/copy/free.

   - Stefan Roesch has developed a 'KSM Advisor', in the series 'mm/ksm:
     Add ksm advisor'. This is a governor which tunes KSM's scanning
     aggressiveness in response to userspace's current needs.

   - Chengming Zhou has optimized zswap's temporary working memory use
     in the series 'mm/zswap: dstmem reuse optimizations and cleanups'.

   - Matthew Wilcox has performed some maintenance work on the writeback
     code, both code and within filesystems. The series is 'Clean up the
     writeback paths'.

   - Andrey Konovalov has optimized KASAN's handling of alloc and free
     stack traces for secondary-level allocators, in the series 'kasan:
     save mempool stack traces'.

   - Andrey also performed some KASAN maintenance work in the series
     'kasan: assorted clean-ups'.

   - David Hildenbrand has gone to town on the rmap code. Cleanups, more
     pte batching, folio conversions and more. See the series 'mm/rmap:
     interface overhaul'.

   - Kinsey Ho has contributed some maintenance work on the MGLRU code
     in the series 'mm/mglru: Kconfig cleanup'.

   - Matthew Wilcox has contributed lruvec page accounting code cleanups
     in the series 'Remove some lruvec page accounting functions'"

* tag 'mm-stable-2024-01-08-15-31' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (361 commits)
  mm, treewide: rename MAX_ORDER to MAX_PAGE_ORDER
  mm, treewide: introduce NR_PAGE_ORDERS
  selftests/mm: add separate UFFDIO_MOVE test for PMD splitting
  selftests/mm: skip test if application doesn't has root privileges
  selftests/mm: conform test to TAP format output
  selftests: mm: hugepage-mmap: conform to TAP format output
  selftests/mm: gup_test: conform test to TAP format output
  mm/selftests: hugepage-mremap: conform test to TAP format output
  mm/vmstat: move pgdemote_* out of CONFIG_NUMA_BALANCING
  mm: zsmalloc: return -ENOSPC rather than -EINVAL in zs_malloc while size is too large
  mm/memcontrol: remove __mod_lruvec_page_state()
  mm/khugepaged: use a folio more in collapse_file()
  slub: use a folio in __kmalloc_large_node
  slub: use folio APIs in free_large_kmalloc()
  slub: use alloc_pages_node() in alloc_slab_page()
  mm: remove inc/dec lruvec page state functions
  mm: ratelimit stat flush from workingset shrinker
  kasan: stop leaking stack trace handles
  mm/mglru: remove CONFIG_TRANSPARENT_HUGEPAGE
  mm/mglru: add dummy pmd_dirty()
  ...
2024-01-09 11:18:47 -08:00
Linus Torvalds
6cbf5b3105 Locking changes for v6.8:
- lock guards:
 
    - Use lock guards in the ptrace code
 
    - Introduce conditional guards to extend to conditional lock
      primitives like mutex_trylock()/mutex_lock_interruptible()/etc.
 
 - lockdep:
 
    - Optimize 'struct lock_class' to be smaller
 
    - Update file patterns in MAINTAINERS
 
 - mutexes: Document mutex lifetime rules a bit more
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'locking-core-2024-01-08' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull locking updates from Ingo Molar:
 "Lock guards:

   - Use lock guards in the ptrace code

   - Introduce conditional guards to extend to conditional lock
     primitives like mutex_trylock()/mutex_lock_interruptible()/etc.

  lockdep:

   - Optimize 'struct lock_class' to be smaller

   - Update file patterns in MAINTAINERS

  mutexes:

   - Document mutex lifetime rules a bit more"

* tag 'locking-core-2024-01-08' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  locking/mutex: Clarify that mutex_unlock(), and most other sleeping locks, can still use the lock object after it's unlocked
  locking/mutex: Document that mutex_unlock() is non-atomic
  ptrace: Convert ptrace_attach() to use lock guards
  locking/lockdep: Slightly reorder 'struct lock_class' to save some memory
  MAINTAINERS: Add include/linux/lockdep*.h
  cleanup: Add conditional guard support
2024-01-08 18:19:44 -08:00
Linus Torvalds
ab5f3fcb7c arm64 updates for 6.8
* for-next/cpufeature
 
   - Remove ARM64_HAS_NO_HW_PREFETCH copy_page() optimisation for ye olde
     Thunder-X machines.
   - Avoid mapping KPTI trampoline when it is not required.
   - Make CPU capability API more robust during early initialisation.
 
 * for-next/early-idreg-overrides
 
   - Remove dependencies on core kernel helpers from the early
     command-line parsing logic in preparation for moving this code
     before the kernel is mapped.
 
 * for-next/fpsimd
 
   - Restore kernel-mode fpsimd context lazily, allowing us to run fpsimd
     code sequences in the kernel with pre-emption enabled.
 
 * for-next/kbuild
 
   - Install 'vmlinuz.efi' when CONFIG_EFI_ZBOOT=y.
   - Makefile cleanups.
 
 * for-next/lpa2-prep
 
   - Preparatory work for enabling the 'LPA2' extension, which will
     introduce 52-bit virtual and physical addressing even with 4KiB
     pages (including for KVM guests).
 
 * for-next/misc
 
   - Remove dead code and fix a typo.
 
 * for-next/mm
 
   - Pass NUMA node information for IRQ stack allocations.
 
 * for-next/perf
 
   - Add perf support for the Synopsys DesignWare PCIe PMU.
   - Add support for event counting thresholds (FEAT_PMUv3_TH) introduced
     in Armv8.8.
   - Add support for i.MX8DXL SoCs to the IMX DDR PMU driver.
   - Minor PMU driver fixes and optimisations.
 
 * for-next/rip-vpipt
 
   - Remove what support we had for the obsolete VPIPT I-cache policy.
 
 * for-next/selftests
 
   - Improvements to the SVE and SME selftests.
 
 * for-next/stacktrace
 
   - Refactor kernel unwind logic so that it can used by BPF unwinding
     and, eventually, reliable backtracing.
 
 * for-next/sysregs
 
   - Update a bunch of register definitions based on the latest XML drop
     from Arm.
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Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull arm64 updates from Will Deacon:
 "CPU features:

   - Remove ARM64_HAS_NO_HW_PREFETCH copy_page() optimisation for ye
     olde Thunder-X machines

   - Avoid mapping KPTI trampoline when it is not required

   - Make CPU capability API more robust during early initialisation

  Early idreg overrides:

   - Remove dependencies on core kernel helpers from the early
     command-line parsing logic in preparation for moving this code
     before the kernel is mapped

  FPsimd:

   - Restore kernel-mode fpsimd context lazily, allowing us to run
     fpsimd code sequences in the kernel with pre-emption enabled

  KBuild:

   - Install 'vmlinuz.efi' when CONFIG_EFI_ZBOOT=y

   - Makefile cleanups

  LPA2 prep:

   - Preparatory work for enabling the 'LPA2' extension, which will
     introduce 52-bit virtual and physical addressing even with 4KiB
     pages (including for KVM guests).

  Misc:

   - Remove dead code and fix a typo

  MM:

   - Pass NUMA node information for IRQ stack allocations

  Perf:

   - Add perf support for the Synopsys DesignWare PCIe PMU

   - Add support for event counting thresholds (FEAT_PMUv3_TH)
     introduced in Armv8.8

   - Add support for i.MX8DXL SoCs to the IMX DDR PMU driver.

   - Minor PMU driver fixes and optimisations

  RIP VPIPT:

   - Remove what support we had for the obsolete VPIPT I-cache policy

  Selftests:

   - Improvements to the SVE and SME selftests

  Stacktrace:

   - Refactor kernel unwind logic so that it can used by BPF unwinding
     and, eventually, reliable backtracing

  Sysregs:

   - Update a bunch of register definitions based on the latest XML drop
     from Arm"

* tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (87 commits)
  kselftest/arm64: Don't probe the current VL for unsupported vector types
  efi/libstub: zboot: do not use $(shell ...) in cmd_copy_and_pad
  arm64: properly install vmlinuz.efi
  arm64/sysreg: Add missing system instruction definitions for FGT
  arm64/sysreg: Add missing system register definitions for FGT
  arm64/sysreg: Add missing ExtTrcBuff field definition to ID_AA64DFR0_EL1
  arm64/sysreg: Add missing Pauth_LR field definitions to ID_AA64ISAR1_EL1
  arm64: memory: remove duplicated include
  arm: perf: Fix ARCH=arm build with GCC
  arm64: Align boot cpucap handling with system cpucap handling
  arm64: Cleanup system cpucap handling
  MAINTAINERS: add maintainers for DesignWare PCIe PMU driver
  drivers/perf: add DesignWare PCIe PMU driver
  PCI: Move pci_clear_and_set_dword() helper to PCI header
  PCI: Add Alibaba Vendor ID to linux/pci_ids.h
  docs: perf: Add description for Synopsys DesignWare PCIe PMU driver
  arm64: irq: set the correct node for shadow call stack
  Revert "perf/arm_dmc620: Remove duplicate format attribute #defines"
  arm64: fpsimd: Implement lazy restore for kernel mode FPSIMD
  arm64: fpsimd: Preserve/restore kernel mode NEON at context switch
  ...
2024-01-08 16:32:09 -08:00
Linus Torvalds
968b803324 powerpc updates for 6.8
- Add initial support to recognise the HeXin C2000 processor.
 
  - Add papr-vpd and papr-sysparm character device drivers for VPD & sysparm
    retrieval, so userspace tools can be adapted to avoid doing raw firmware
    calls from userspace.
 
  - Sched domains optimisations for shared processor partitions on P9/P10.
 
  - A series of optimisations for KVM running as a nested HV under PowerVM.
 
  - Other small features and fixes.
 
 Thanks to: Aditya Gupta, Aneesh Kumar K.V, Arnd Bergmann, Christophe Leroy,
 Colin Ian King, Dario Binacchi, David Heidelberg, Geoff Levand, Gustavo A.
 R. Silva, Haoran Liu, Jordan Niethe, Kajol Jain, Kevin Hao, Kunwu Chan, Li
 kunyu, Li zeming, Masahiro Yamada, Michal Suchánek, Nathan Lynch, Naveen N Rao,
 Nicholas Piggin, Randy Dunlap, Sathvika Vasireddy, Srikar Dronamraju, Stephen
 Rothwell, Vaibhav Jain, Zhao Ke.
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Merge tag 'powerpc-6.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc updates from Michael Ellerman:

 - Add initial support to recognise the HeXin C2000 processor.

 - Add papr-vpd and papr-sysparm character device drivers for VPD &
   sysparm retrieval, so userspace tools can be adapted to avoid doing
   raw firmware calls from userspace.

 - Sched domains optimisations for shared processor partitions on
   P9/P10.

 - A series of optimisations for KVM running as a nested HV under
   PowerVM.

 - Other small features and fixes.

Thanks to Aditya Gupta, Aneesh Kumar K.V, Arnd Bergmann, Christophe
Leroy, Colin Ian King, Dario Binacchi, David Heidelberg, Geoff Levand,
Gustavo A. R. Silva, Haoran Liu, Jordan Niethe, Kajol Jain, Kevin Hao,
Kunwu Chan, Li kunyu, Li zeming, Masahiro Yamada, Michal Suchánek,
Nathan Lynch, Naveen N Rao, Nicholas Piggin, Randy Dunlap, Sathvika
Vasireddy, Srikar Dronamraju, Stephen Rothwell, Vaibhav Jain, and
Zhao Ke.

* tag 'powerpc-6.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (96 commits)
  powerpc/ps3_defconfig: Disable PPC64_BIG_ENDIAN_ELF_ABI_V2
  powerpc/86xx: Drop unused CONFIG_MPC8610
  powerpc/powernv: Add error handling to opal_prd_range_is_valid
  selftests/powerpc: Fix spelling mistake "EACCESS" -> "EACCES"
  powerpc/hvcall: Reorder Nestedv2 hcall opcodes
  powerpc/ps3: Add missing set_freezable() for ps3_probe_thread()
  powerpc/mpc83xx: Use wait_event_freezable() for freezable kthread
  powerpc/mpc83xx: Add the missing set_freezable() for agent_thread_fn()
  powerpc/fsl: Fix fsl,tmu-calibration to match the schema
  powerpc/smp: Dynamically build Powerpc topology
  powerpc/smp: Avoid asym packing within thread_group of a core
  powerpc/smp: Add __ro_after_init attribute
  powerpc/smp: Disable MC domain for shared processor
  powerpc/smp: Enable Asym packing for cores on shared processor
  powerpc/sched: Cleanup vcpu_is_preempted()
  powerpc: add cpu_spec.cpu_features to vmcoreinfo
  powerpc/imc-pmu: Add a null pointer check in update_events_in_group()
  powerpc/powernv: Add a null pointer check in opal_powercap_init()
  powerpc/powernv: Add a null pointer check in opal_event_init()
  powerpc/powernv: Add a null pointer check to scom_debug_init_one()
  ...
2024-01-08 16:22:47 -08:00
Gabriel Krisman Bertazi
b837a816b3 MAINTAINERS: update unicode maintainer e-mail address
I no longer have access to this mailbox.  Use kernel.org to avoid
future updates.

Signed-off-by: Gabriel Krisman Bertazi <krisman@suse.de>
2024-01-08 16:43:06 -03:00
Linus Torvalds
bb93c5ed45 vfs-6.8.rw
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Merge tag 'vfs-6.8.rw' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

Pull vfs rw updates from Christian Brauner:
 "This contains updates from Amir for read-write backing file helpers
  for stacking filesystems such as overlayfs:

   - Fanotify is currently in the process of introducing pre content
     events. Roughly, a new permission event will be added indicating
     that it is safe to write to the file being accessed. These events
     are used by hierarchical storage managers to e.g., fill the content
     of files on first access.

     During that work we noticed that our current permission checking is
     inconsistent in rw_verify_area() and remap_verify_area().
     Especially in the splice code permission checking is done multiple
     times. For example, one time for the whole range and then again for
     partial ranges inside the iterator.

     In addition, we mostly do permission checking before we call
     file_start_write() except for a few places where we call it after.
     For pre-content events we need such permission checking to be done
     before file_start_write(). So this is a nice reason to clean this
     all up.

     After this series, all permission checking is done before
     file_start_write().

     As part of this cleanup we also massaged the splice code a bit. We
     got rid of a few helpers because we are alredy drowning in special
     read-write helpers. We also cleaned up the return types for splice
     helpers.

   - Introduce generic read-write helpers for backing files. This lifts
     some overlayfs code to common code so it can be used by the FUSE
     passthrough work coming in over the next cycles. Make Amir and
     Miklos the maintainers for this new subsystem of the vfs"

* tag 'vfs-6.8.rw' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs: (30 commits)
  fs: fix __sb_write_started() kerneldoc formatting
  fs: factor out backing_file_mmap() helper
  fs: factor out backing_file_splice_{read,write}() helpers
  fs: factor out backing_file_{read,write}_iter() helpers
  fs: prepare for stackable filesystems backing file helpers
  fsnotify: optionally pass access range in file permission hooks
  fsnotify: assert that file_start_write() is not held in permission hooks
  fsnotify: split fsnotify_perm() into two hooks
  fs: use splice_copy_file_range() inline helper
  splice: return type ssize_t from all helpers
  fs: use do_splice_direct() for nfsd/ksmbd server-side-copy
  fs: move file_start_write() into direct_splice_actor()
  fs: fork splice_file_range() from do_splice_direct()
  fs: create {sb,file}_write_not_started() helpers
  fs: create file_write_started() helper
  fs: create __sb_write_started() helper
  fs: move kiocb_start_write() into vfs_iocb_iter_write()
  fs: move permission hook out of do_iter_read()
  fs: move permission hook out of do_iter_write()
  fs: move file_start_write() into vfs_iter_write()
  ...
2024-01-08 11:11:51 -08:00
Jakub Kicinski
2d179e8ac0 MAINTAINERS: use tabs for indent of CONFIDENTIAL COMPUTING THREAT MODEL
There are two MAINTAINERS entries which snuck in during the previous
merge window which use spaces instead of tabs for indent. The rest
of the file uses tabs. Fix CONFIDENTIAL COMPUTING THREAT MODEL FOR
X86 VIRTUALIZATION (SNP/TDX).

Given the prevalence of using tabs some scripts (AKA my scripts)
assume tabs when parsing.

The faulty entry was added in commit 1f597b1a6e ("docs: security:
Confidential computing intro and threat model for x86 virtualization")

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Carlos Bilbao <carlos.bilbao@amd.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20240103160938.1006517-1-kuba@kernel.org
2024-01-08 11:39:00 -07:00
Linus Torvalds
c604110e66 vfs-6.8.misc
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Merge tag 'vfs-6.8.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

Pull misc vfs updates from Christian Brauner:
 "This contains the usual miscellaneous features, cleanups, and fixes
  for vfs and individual fses.

  Features:

   - Add Jan Kara as VFS reviewer

   - Show correct device and inode numbers in proc/<pid>/maps for vma
     files on stacked filesystems. This is now easily doable thanks to
     the backing file work from the last cycles. This comes with
     selftests

  Cleanups:

   - Remove a redundant might_sleep() from wait_on_inode()

   - Initialize pointer with NULL, not 0

   - Clarify comment on access_override_creds()

   - Rework and simplify eventfd_signal() and eventfd_signal_mask()
     helpers

   - Process aio completions in batches to avoid needless wakeups

   - Completely decouple struct mnt_idmap from namespaces. We now only
     keep the actual idmapping around and don't stash references to
     namespaces

   - Reformat maintainer entries to indicate that a given subsystem
     belongs to fs/

   - Simplify fput() for files that were never opened

   - Get rid of various pointless file helpers

   - Rename various file helpers

   - Rename struct file members after SLAB_TYPESAFE_BY_RCU switch from
     last cycle

   - Make relatime_need_update() return bool

   - Use GFP_KERNEL instead of GFP_USER when allocating superblocks

   - Replace deprecated ida_simple_*() calls with their current ida_*()
     counterparts

  Fixes:

   - Fix comments on user namespace id mapping helpers. They aren't
     kernel doc comments so they shouldn't be using /**

   - s/Retuns/Returns/g in various places

   - Add missing parameter documentation on can_move_mount_beneath()

   - Rename i_mapping->private_data to i_mapping->i_private_data

   - Fix a false-positive lockdep warning in pipe_write() for watch
     queues

   - Improve __fget_files_rcu() code generation to improve performance

   - Only notify writer that pipe resizing has finished after setting
     pipe->max_usage otherwise writers are never notified that the pipe
     has been resized and hang

   - Fix some kernel docs in hfsplus

   - s/passs/pass/g in various places

   - Fix kernel docs in ntfs

   - Fix kcalloc() arguments order reported by gcc 14

   - Fix uninitialized value in reiserfs"

* tag 'vfs-6.8.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs: (36 commits)
  reiserfs: fix uninit-value in comp_keys
  watch_queue: fix kcalloc() arguments order
  ntfs: dir.c: fix kernel-doc function parameter warnings
  fs: fix doc comment typo fs tree wide
  selftests/overlayfs: verify device and inode numbers in /proc/pid/maps
  fs/proc: show correct device and inode numbers in /proc/pid/maps
  eventfd: Remove usage of the deprecated ida_simple_xx() API
  fs: super: use GFP_KERNEL instead of GFP_USER for super block allocation
  fs/hfsplus: wrapper.c: fix kernel-doc warnings
  fs: add Jan Kara as reviewer
  fs/inode: Make relatime_need_update return bool
  pipe: wakeup wr_wait after setting max_usage
  file: remove __receive_fd()
  file: stop exposing receive_fd_user()
  fs: replace f_rcuhead with f_task_work
  file: remove pointless wrapper
  file: s/close_fd_get_file()/file_close_fd()/g
  Improve __fget_files_rcu() code generation (and thus __fget_light())
  file: massage cleanup of files that failed to open
  fs/pipe: Fix lockdep false-positive in watchqueue pipe_write()
  ...
2024-01-08 10:26:08 -08:00
Vadim Fedorenko
795fd9342c ptp_ocp: adjust MAINTAINERS and mailmap
The fb.com domain is going to be deprecated.
Use personal one for kernel contributions.

Signed-off-by: Vadim Fedorenko <vadfed@fb.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/20240104172540.2379128-1-vadfed@meta.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-01-05 19:08:21 -08:00
Linus Torvalds
95c8a35f1c 12 hotfixes. 2 are cc:stable and the remainder either address post-6.7
issues or aren't considered necessary for earlier kernel versions.
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Merge tag 'mm-hotfixes-stable-2024-01-05-11-35' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull misc mm fixes from Andrew Morton:
 "12 hotfixes.

  Two are cc:stable and the remainder either address post-6.7 issues or
  aren't considered necessary for earlier kernel versions"

* tag 'mm-hotfixes-stable-2024-01-05-11-35' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
  mm: shrinker: use kvzalloc_node() from expand_one_shrinker_info()
  mailmap: add entries for Mathieu Othacehe
  MAINTAINERS: change vmware.com addresses to broadcom.com
  arch/mm/fault: fix major fault accounting when retrying under per-VMA lock
  mm/mglru: skip special VMAs in lru_gen_look_around()
  MAINTAINERS: hand over hwpoison maintainership to Miaohe Lin
  MAINTAINERS: remove hugetlb maintainer Mike Kravetz
  mm: fix unmap_mapping_range high bits shift bug
  mm: memcg: fix split queue list crash when large folio migration
  mm: fix arithmetic for max_prop_frac when setting max_ratio
  mm: fix arithmetic for bdi min_ratio
  mm: align larger anonymous mappings on THP boundaries
2024-01-05 13:46:18 -08:00
Jakub Kicinski
e63c1822ac Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR.

Conflicts:

drivers/net/ethernet/broadcom/bnxt/bnxt.c
  e009b2efb7 ("bnxt_en: Remove mis-applied code from bnxt_cfg_ntp_filters()")
  0f2b214779 ("bnxt_en: Fix compile error without CONFIG_RFS_ACCEL")
https://lore.kernel.org/all/20240105115509.225aa8a2@canb.auug.org.au/

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-01-04 18:06:46 -08:00
Linus Torvalds
1f874787ed Including fixes from wireless and netfilter.
Current release - regressions:
 
  - Revert "net: ipv6/addrconf: clamp preferred_lft to the minimum
    required", it caused issues on networks where routers send prefixes
    with preferred_lft=0
 
  - wifi:
    - iwlwifi: pcie: don't synchronize IRQs from IRQ, prevent deadlock
    - mac80211: fix re-adding debugfs entries during reconfiguration
 
 Current release - new code bugs:
 
  - tcp: print AO/MD5 messages only if there are any keys
 
 Previous releases - regressions:
 
  - virtio_net: fix missing dma unmap for resize, prevent OOM
 
 Previous releases - always broken:
 
  - mptcp: prevent tcp diag from closing listener subflows
 
  - nf_tables:
    - set transport header offset for egress hook, fix IPv4 mangling
    - skip set commit for deleted/destroyed sets, avoid double deactivation
 
  - nat: make sure action is set for all ct states, fix openvswitch
    matching on ICMP packets in related state
 
  - eth: mlxbf_gige: fix receive hang under heavy traffic
 
  - eth: r8169: fix PCI error on system resume for RTL8168FP
 
  - net: add missing getsockopt(SO_TIMESTAMPING_NEW) and cmsg handling
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-6.7-rc9' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Including fixes from wireless and netfilter.

  We haven't accumulated much over the break. If it wasn't for the
  uninterrupted stream of fixes for Intel drivers this PR would be very
  slim. There was a handful of user reports, however, either they stood
  out because of the lower traffic or users have had more time to test
  over the break. The ones which are v6.7-relevant should be wrapped up.

  Current release - regressions:

   - Revert "net: ipv6/addrconf: clamp preferred_lft to the minimum
     required", it caused issues on networks where routers send prefixes
     with preferred_lft=0

   - wifi:
      - iwlwifi: pcie: don't synchronize IRQs from IRQ, prevent deadlock
      - mac80211: fix re-adding debugfs entries during reconfiguration

  Current release - new code bugs:

   - tcp: print AO/MD5 messages only if there are any keys

  Previous releases - regressions:

   - virtio_net: fix missing dma unmap for resize, prevent OOM

  Previous releases - always broken:

   - mptcp: prevent tcp diag from closing listener subflows

   - nf_tables:
      - set transport header offset for egress hook, fix IPv4 mangling
      - skip set commit for deleted/destroyed sets, avoid double deactivation

   - nat: make sure action is set for all ct states, fix openvswitch
     matching on ICMP packets in related state

   - eth: mlxbf_gige: fix receive hang under heavy traffic

   - eth: r8169: fix PCI error on system resume for RTL8168FP

   - net: add missing getsockopt(SO_TIMESTAMPING_NEW) and cmsg handling"

* tag 'net-6.7-rc9' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (52 commits)
  net/tcp: Only produce AO/MD5 logs if there are any keys
  net: Implement missing SO_TIMESTAMPING_NEW cmsg support
  bnxt_en: Remove mis-applied code from bnxt_cfg_ntp_filters()
  net: ravb: Wait for operating mode to be applied
  asix: Add check for usbnet_get_endpoints
  octeontx2-af: Re-enable MAC TX in otx2_stop processing
  octeontx2-af: Always configure NIX TX link credits based on max frame size
  net/smc: fix invalid link access in dumping SMC-R connections
  net/qla3xxx: fix potential memleak in ql_alloc_buffer_queues
  virtio_net: fix missing dma unmap for resize
  igc: Fix hicredit calculation
  ice: fix Get link status data length
  i40e: Restore VF MSI-X state during PCI reset
  i40e: fix use-after-free in i40e_aqc_add_filters()
  net: Save and restore msg_namelen in sock_sendmsg
  netfilter: nft_immediate: drop chain reference counter on error
  netfilter: nf_nat: fix action not being set for all ct states
  net: bcmgenet: Fix FCS generation for fragmented skbuffs
  mptcp: prevent tcp diag from closing listener subflows
  MAINTAINERS: add Geliang as reviewer for MPTCP
  ...
2024-01-04 16:34:50 -08:00
Jakub Kicinski
fe1eb24bd5 Revert "Introduce PHY listing and link_topology tracking"
This reverts commit 32bb4515e3.
This reverts commit d078d48063.
This reverts commit fcc4b105ca.
This reverts commit 345237dbc1.
This reverts commit 7db69ec9cf.
This reverts commit 95132a018f.
This reverts commit 63d5eaf35a.
This reverts commit c29451aefc.
This reverts commit 2ab0edb505.
This reverts commit dedd702a35.
This reverts commit 034fcc2103.
This reverts commit 9c5625f559.
This reverts commit 02018c544e.

Looks like we need more time for reviews, and incremental
changes will be hard to make sense of. So revert.

Link: https://lore.kernel.org/all/ZZP6FV5sXEf+xd58@shell.armlinux.org.uk/
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-01-04 16:05:47 -08:00
Jakub Kicinski
63c7234f50 Revert "octeon_ep_vf: add octeon_ep_vf driver"
This reverts commit c902ba322c.
This reverts commit 50648968b3.
This reverts commit 77cef1e021.
This reverts commit 8f8d322bc4.
This reverts commit 6ca7b5486e.
This reverts commit db468f92c3.
This reverts commit 5f8c64c234.
This reverts commit ebdc193b2c.

The driver needs more work.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-01-04 13:02:43 -08:00
Linus Torvalds
ac865f00af pci-v6.7-fixes-2
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Merge tag 'pci-v6.7-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci

Pull PCI fixes from Bjorn Helgaas:

 - Revert an ASPM patch that caused an unintended reboot when resuming
   after suspend (Bjorn Helgaas)

 - Orphan Cadence PCIe IP (Bjorn Helgaas)

* tag 'pci-v6.7-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci:
  MAINTAINERS: Orphan Cadence PCIe IP
  Revert "PCI/ASPM: Remove pcie_aspm_pm_state_change()"
2024-01-03 14:18:57 -08:00
Vegard Nossum
bb67bf1c4a Documentation: move driver-api/dcdbas to userspace-api/
This file documents a sysfs interface that is intended for systems
management software. It does NOT document any kind of kernel driver
API. It is also not meant to be used directly by system administrators
or users.

Cc: Stuart Hayes <stuart.w.hayes@gmail.com>
Cc: platform-driver-x86@vger.kernel.org
Signed-off-by: Vegard Nossum <vegard.nossum@oracle.com>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20231221124816.2978000-3-vegard.nossum@oracle.com
2024-01-03 14:17:40 -07:00
Vegard Nossum
77e075579e Documentation: move driver-api/isapnp to userspace-api/
driver-api/isapnp documents /proc interfaces for interfacing directly
with ISA Plug & Play devices, not any kind of API for kernel developers,
and should thus also live under userspace-api/.

Also fix a few issues while we're at it.

Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>
Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Vegard Nossum <vegard.nossum@oracle.com>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20231221124816.2978000-2-vegard.nossum@oracle.com
2024-01-03 14:17:39 -07:00
Alejandro Colomar
e49ad8530d CREDITS, MAINTAINERS, docs/process/howto: Update man-pages' maintainer
Michael retired from maintaining the Linux man-pages project in 2021.
See commit 06e72cb19c74d3b1d661609c698ee26d7b6e4d7e ("CONTRIBUTING,
README, lsm: Remove mtk as maintainer") in the Linux man-pages
repository.

Add him to CREDITS.

Reported-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Link: <https://git.kernel.org/pub/scm/docs/man-pages/man-pages.git/commit/?id=06e72cb19c74d3b1d661609c698ee26d7b6e4d7e>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Michael Kerrisk <mtk.manpages@gmail.com>
Cc: Michael Kerrisk <mtk@man7.org>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Alejandro Colomar <alx@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20240101124242.8059-2-alx@kernel.org
2024-01-03 13:31:30 -07:00
Matthieu Baerts
118ba479d0 MAINTAINERS: add Geliang as reviewer for MPTCP
For a long time now, Geliang has contributed to a lot of code and
reviews related to MPTCP. So let's reflect that in the MAINTAINERS file.

This should also encourage patch submitters to add him to the CC list.

Acked-by: Geliang Tang <geliang.tang@linux.dev>
Acked-by: Mat Martineau <martineau@kernel.org>
Signed-off-by: Matthieu Baerts <matttbe@kernel.org>
Link: https://lore.kernel.org/r/20231226-upstream-net-20231226-mptcp-prevent-warn-v1-1-1404dcc431ea@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-01-02 16:12:47 -08:00
Marcin Wojtas
fe6d8300a7 MAINTAINERS: Update mvpp2 driver email
I no longer use mw@semihalf.com email. Update
mvpp2 driver entry with my alternative address.

Signed-off-by: Marcin Wojtas <marcin.s.wojtas@gmail.com>
Link: https://lore.kernel.org/r/20231225225245.1606-1-marcin.s.wojtas@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-01-02 16:11:19 -08:00
Bjorn Helgaas
0ee2030af4 MAINTAINERS: Orphan Cadence PCIe IP
Tom Joseph <tjoseph@cadence.com> is listed as the maintainer of the Cadence
PCIe IP, but email to that address bounces and lore has no correspondence
from Tom in the past two years
(https://lore.kernel.org/all/?q=f%3Atjoseph).

Mark the Cadence IP orphaned and add Tom to CREDITS.

Link: https://lore.kernel.org/r/20240102182157.GA1732664@bhelgaas
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2024-01-02 17:29:38 -06:00
Shinas Rasheed
c902ba322c octeon_ep_vf: update MAINTAINERS
add MAINTAINERS for octeon_ep_vf driver.

Signed-off-by: Shinas Rasheed <srasheed@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2024-01-02 14:19:54 +00:00
Ingo Molnar
67a1723344 Linux 6.7-rc8
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Merge tag 'v6.7-rc8' into locking/core, to pick up dependent changes

Pick up these commits from Linus's tree:

  b106bcf0f9 ("locking/osq_lock: Clarify osq_wait_next()")
  563adbfc35 ("locking/osq_lock: Clarify osq_wait_next() calling convention")
  7c22309821 ("locking/osq_lock: Move the definition of optimistic_spin_node into osq_lock.c")

Signed-off-by: Ingo Molnar <mingo@kernel.org>
2024-01-02 10:41:38 +01:00
Krzysztof Kozlowski
fcf410e050 ARM: MAINTAINERS: drop empty entries for removed boards
Drop empty and redundant maintainer entries for boards which were
removed to fix `scripts/get_maintainer.pl --self-test=sections` errors
like:

  ./MAINTAINERS:2021: warning: section without file pattern	ARM/CIRRUS LOGIC EDB9315A MACHINE SUPPORT

[arnd: only remove the obviously stale ones for now]

Cc: Lennert Buytenhek <kernel@wantstofly.org>
Cc: Steve Sakoman <sakoman@gmail.com>
Cc: Mark F. Brown <mark.brown314@gmail.com>
Cc: Robert Jarzmik <robert.jarzmik@free.fr>
Cc: Florian Fainelli <florian@openwrt.org>
Cc: Simtec Linux Team <linux@simtec.co.uk>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20231218134532.50599-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2024-01-02 10:20:24 +01:00
Maxime Chevallier
02018c544e net: phy: Introduce ethernet link topology representation
Link topologies containing multiple network PHYs attached to the same
net_device can be found when using a PHY as a media converter for use
with an SFP connector, on which an SFP transceiver containing a PHY can
be used.

With the current model, the transceiver's PHY can't be used for
operations such as cable testing, timestamping, macsec offload, etc.

The reason being that most of the logic for these configuration, coming
from either ethtool netlink or ioctls tend to use netdev->phydev, which
in multi-phy systems will reference the PHY closest to the MAC.

Introduce a numbering scheme allowing to enumerate PHY devices that
belong to any netdev, which can in turn allow userspace to take more
precise decisions with regard to each PHY's configuration.

The numbering is maintained per-netdev, in a phy_device_list.
The numbering works similarly to a netdevice's ifindex, with
identifiers that are only recycled once INT_MAX has been reached.

This prevents races that could occur between PHY listing and SFP
transceiver removal/insertion.

The identifiers are assigned at phy_attach time, as the numbering
depends on the netdevice the phy is attached to.

Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2024-01-01 18:38:56 +00:00
Kent Overstreet
033c9d7a2a MAINTAINERS: Update my email address
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2024-01-01 11:47:41 -05:00
Radu Pirea (NXP OSS)
82585d5e2a MAINTAINERS: step down as TJA11XX C45 maintainer
I am stepping down as TJA11XX C45 maintainer.
Andrei Botila will take the responsibility to maintain and improve the
support for TJA11XX C45 PHYs.

Signed-off-by: Radu Pirea (NXP OSS) <radu-nicolae.pirea@oss.nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2024-01-01 16:08:24 +00:00
Andy Shevchenko
ef67575ac9 platform/x86: Remove "X86 PLATFORM DRIVERS - ARCH" from MAINTAINERS
It seems traffic there is quite low and changes are often not related
to PDx86 anyhow. Besides that I have a lot of other stuff to do, I'm
rearly pay attention on these emails. Doesn't seem Daren to be active
either. With this in mind, remove (stale) section.

Note, it might be make sense to actually move that folder under PDx86
umbrella (in MAINTAINERS) if people find it suitable. That will reduce
burden on arch/x86 maintenance.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20231222144453.2888706-1-andriy.shevchenko@linux.intel.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2024-01-01 16:18:55 +01:00