Commit Graph

18836 Commits

Author SHA1 Message Date
Linus Torvalds
1e9ed9360f Kbuild updates for v5.16
- Remove the global -isystem compiler flag, which was made possible by
    the introduction of <linux/stdarg.h>
 
  - Improve the Kconfig help to print the location in the top menu level
 
  - Fix "FORCE prerequisite is missing" build warning for sparc
 
  - Add new build targets, tarzst-pkg and perf-tarzst-src-pkg, which generate
    a zstd-compressed tarball
 
  - Prevent gen_init_cpio tool from generating a corrupted cpio when
    KBUILD_BUILD_TIMESTAMP is set to 2106-02-07 or later
 
  - Misc cleanups
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Merge tag 'kbuild-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild updates from Masahiro Yamada:

 - Remove the global -isystem compiler flag, which was made possible by
   the introduction of <linux/stdarg.h>

 - Improve the Kconfig help to print the location in the top menu level

 - Fix "FORCE prerequisite is missing" build warning for sparc

 - Add new build targets, tarzst-pkg and perf-tarzst-src-pkg, which
   generate a zstd-compressed tarball

 - Prevent gen_init_cpio tool from generating a corrupted cpio when
   KBUILD_BUILD_TIMESTAMP is set to 2106-02-07 or later

 - Misc cleanups

* tag 'kbuild-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: (28 commits)
  kbuild: use more subdir- for visiting subdirectories while cleaning
  sh: remove meaningless archclean line
  initramfs: Check timestamp to prevent broken cpio archive
  kbuild: split DEBUG_CFLAGS out to scripts/Makefile.debug
  gen_init_cpio: add static const qualifiers
  kbuild: Add make tarzst-pkg build option
  scripts: update the comments of kallsyms support
  sparc: Add missing "FORCE" target when using if_changed
  kconfig: refactor conf_touch_dep()
  kconfig: refactor conf_write_dep()
  kconfig: refactor conf_write_autoconf()
  kconfig: add conf_get_autoheader_name()
  kconfig: move sym_escape_string_value() to confdata.c
  kconfig: refactor listnewconfig code
  kconfig: refactor conf_write_symbol()
  kconfig: refactor conf_write_heading()
  kconfig: remove 'const' from the return type of sym_escape_string_value()
  kconfig: rename a variable in the lexer to a clearer name
  kconfig: narrow the scope of variables in the lexer
  kconfig: Create links to main menu items in search
  ...
2021-11-08 09:15:45 -08:00
Linus Torvalds
512b7931ad Merge branch 'akpm' (patches from Andrew)
Merge misc updates from Andrew Morton:
 "257 patches.

  Subsystems affected by this patch series: scripts, ocfs2, vfs, and
  mm (slab-generic, slab, slub, kconfig, dax, kasan, debug, pagecache,
  gup, swap, memcg, pagemap, mprotect, mremap, iomap, tracing, vmalloc,
  pagealloc, memory-failure, hugetlb, userfaultfd, vmscan, tools,
  memblock, oom-kill, hugetlbfs, migration, thp, readahead, nommu, ksm,
  vmstat, madvise, memory-hotplug, rmap, zsmalloc, highmem, zram,
  cleanups, kfence, and damon)"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (257 commits)
  mm/damon: remove return value from before_terminate callback
  mm/damon: fix a few spelling mistakes in comments and a pr_debug message
  mm/damon: simplify stop mechanism
  Docs/admin-guide/mm/pagemap: wordsmith page flags descriptions
  Docs/admin-guide/mm/damon/start: simplify the content
  Docs/admin-guide/mm/damon/start: fix a wrong link
  Docs/admin-guide/mm/damon/start: fix wrong example commands
  mm/damon/dbgfs: add adaptive_targets list check before enable monitor_on
  mm/damon: remove unnecessary variable initialization
  Documentation/admin-guide/mm/damon: add a document for DAMON_RECLAIM
  mm/damon: introduce DAMON-based Reclamation (DAMON_RECLAIM)
  selftests/damon: support watermarks
  mm/damon/dbgfs: support watermarks
  mm/damon/schemes: activate schemes based on a watermarks mechanism
  tools/selftests/damon: update for regions prioritization of schemes
  mm/damon/dbgfs: support prioritization weights
  mm/damon/vaddr,paddr: support pageout prioritization
  mm/damon/schemes: prioritize regions within the quotas
  mm/damon/selftests: support schemes quotas
  mm/damon/dbgfs: support quotas of schemes
  ...
2021-11-06 14:08:17 -07:00
Mike Rapoport
3ecc68349b memblock: rename memblock_free to memblock_phys_free
Since memblock_free() operates on a physical range, make its name
reflect it and rename it to memblock_phys_free(), so it will be a
logical counterpart to memblock_phys_alloc().

The callers are updated with the below semantic patch:

    @@
    expression addr;
    expression size;
    @@
    - memblock_free(addr, size);
    + memblock_phys_free(addr, size);

Link: https://lkml.kernel.org/r/20210930185031.18648-6-rppt@kernel.org
Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Juergen Gross <jgross@suse.com>
Cc: Shahab Vahedi <Shahab.Vahedi@synopsys.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2021-11-06 13:30:41 -07:00
Kefeng Wang
3252b1d830 kasan: arm64: fix pcpu_page_first_chunk crash with KASAN_VMALLOC
With KASAN_VMALLOC and NEED_PER_CPU_PAGE_FIRST_CHUNK the kernel crashes:

  Unable to handle kernel paging request at virtual address ffff7000028f2000
  ...
  swapper pgtable: 64k pages, 48-bit VAs, pgdp=0000000042440000
  [ffff7000028f2000] pgd=000000063e7c0003, p4d=000000063e7c0003, pud=000000063e7c0003, pmd=000000063e7b0003, pte=0000000000000000
  Internal error: Oops: 96000007 [#1] PREEMPT SMP
  Modules linked in:
  CPU: 0 PID: 0 Comm: swapper Not tainted 5.13.0-rc4-00003-gc6e6e28f3f30-dirty #62
  Hardware name: linux,dummy-virt (DT)
  pstate: 200000c5 (nzCv daIF -PAN -UAO -TCO BTYPE=--)
  pc : kasan_check_range+0x90/0x1a0
  lr : memcpy+0x88/0xf4
  sp : ffff80001378fe20
  ...
  Call trace:
   kasan_check_range+0x90/0x1a0
   pcpu_page_first_chunk+0x3f0/0x568
   setup_per_cpu_areas+0xb8/0x184
   start_kernel+0x8c/0x328

The vm area used in vm_area_register_early() has no kasan shadow memory,
Let's add a new kasan_populate_early_vm_area_shadow() function to
populate the vm area shadow memory to fix the issue.

[wangkefeng.wang@huawei.com: fix redefinition of 'kasan_populate_early_vm_area_shadow']
  Link: https://lkml.kernel.org/r/20211011123211.3936196-1-wangkefeng.wang@huawei.com

Link: https://lkml.kernel.org/r/20210910053354.26721-4-wangkefeng.wang@huawei.com
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Acked-by: Marco Elver <elver@google.com>		[KASAN]
Acked-by: Andrey Konovalov <andreyknvl@gmail.com>	[KASAN]
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2021-11-06 13:30:37 -07:00
Kefeng Wang
09cea61950 arm64: support page mapping percpu first chunk allocator
Percpu embedded first chunk allocator is the firstly option, but it
could fails on ARM64, eg,

  percpu: max_distance=0x5fcfdc640000 too large for vmalloc space 0x781fefff0000
  percpu: max_distance=0x600000540000 too large for vmalloc space 0x7dffb7ff0000
  percpu: max_distance=0x5fff9adb0000 too large for vmalloc space 0x5dffb7ff0000

then we could get

  WARNING: CPU: 15 PID: 461 at vmalloc.c:3087 pcpu_get_vm_areas+0x488/0x838

and the system could not boot successfully.

Let's implement page mapping percpu first chunk allocator as a fallback
to the embedding allocator to increase the robustness of the system.

Link: https://lkml.kernel.org/r/20210910053354.26721-3-wangkefeng.wang@huawei.com
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Andrey Konovalov <andreyknvl@gmail.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Marco Elver <elver@google.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2021-11-06 13:30:37 -07:00
Linus Torvalds
5c904c66ed Char/Misc driver update for 5.16-rc1
Here is the big set of char and misc and other tiny driver subsystem
 updates for 5.16-rc1.
 
 Loads of things in here, all of which have been in linux-next for a
 while with no reported problems (except for one called out below.)
 
 Included are:
 	- habanana labs driver updates, including dma_buf usage,
 	  reviewed and acked by the dma_buf maintainers
 	- iio driver update (going through this tree not staging as they
 	  really do not belong going through that tree anymore)
 	- counter driver updates
 	- hwmon driver updates that the counter drivers needed, acked by
 	  the hwmon maintainer
 	- xillybus driver updates
 	- binder driver updates
 	- extcon driver updates
 	- dma_buf module namespaces added (will cause a build error in
 	  arm64 for allmodconfig, but that change is on its way through
 	  the drm tree)
 	- lkdtm driver updates
 	- pvpanic driver updates
 	- phy driver updates
 	- virt acrn and nitr_enclaves driver updates
 	- smaller char and misc driver updates
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver updates from Greg KH:
 "Here is the big set of char and misc and other tiny driver subsystem
  updates for 5.16-rc1.

  Loads of things in here, all of which have been in linux-next for a
  while with no reported problems (except for one called out below.)

  Included are:

   - habanana labs driver updates, including dma_buf usage, reviewed and
     acked by the dma_buf maintainers

   - iio driver update (going through this tree not staging as they
     really do not belong going through that tree anymore)

   - counter driver updates

   - hwmon driver updates that the counter drivers needed, acked by the
     hwmon maintainer

   - xillybus driver updates

   - binder driver updates

   - extcon driver updates

   - dma_buf module namespaces added (will cause a build error in arm64
     for allmodconfig, but that change is on its way through the drm
     tree)

   - lkdtm driver updates

   - pvpanic driver updates

   - phy driver updates

   - virt acrn and nitr_enclaves driver updates

   - smaller char and misc driver updates"

* tag 'char-misc-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (386 commits)
  comedi: dt9812: fix DMA buffers on stack
  comedi: ni_usb6501: fix NULL-deref in command paths
  arm64: errata: Enable TRBE workaround for write to out-of-range address
  arm64: errata: Enable workaround for TRBE overwrite in FILL mode
  coresight: trbe: Work around write to out of range
  coresight: trbe: Make sure we have enough space
  coresight: trbe: Add a helper to determine the minimum buffer size
  coresight: trbe: Workaround TRBE errata overwrite in FILL mode
  coresight: trbe: Add infrastructure for Errata handling
  coresight: trbe: Allow driver to choose a different alignment
  coresight: trbe: Decouple buffer base from the hardware base
  coresight: trbe: Add a helper to pad a given buffer area
  coresight: trbe: Add a helper to calculate the trace generated
  coresight: trbe: Defer the probe on offline CPUs
  coresight: trbe: Fix incorrect access of the sink specific data
  coresight: etm4x: Add ETM PID for Kryo-5XX
  coresight: trbe: Prohibit trace before disabling TRBE
  coresight: trbe: End the AUX handle on truncation
  coresight: trbe: Do not truncate buffer on IRQ
  coresight: trbe: Fix handling of spurious interrupts
  ...
2021-11-04 08:21:47 -07:00
Linus Torvalds
ce84017793 ARM: defconfig updates for 5.16
These are the usual changes to enable newly added driver
 by default, and to do some housekeeping around changing
 Kconfig symbols.
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Merge tag 'defconfig-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM defconfig updates from Arnd Bergmann:
 "These are the usual changes to enable newly added driver by default,
  and to do some housekeeping around changing Kconfig symbols"

* tag 'defconfig-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (33 commits)
  arm64: defconfig: Enable Qualcomm LMH driver
  arm64: defconfig: Enable Qualcomm prima/pronto drivers
  arm64: defconfig: Enable Sleep stats driver
  arm64: defconfig: Visconti: Enable PCIe host controller
  ARM: configs: aspeed: Remove unused USB gadget devices
  ARM: config: aspeed: Enable Network Block Device
  ARM: configs: aspeed: Enable pstore and lockup detectors
  ARM: configs: aspeed: Enable commonly used drivers
  ARM: configs: aspeed: Disable IPV6 SIT device
  ARM: imx_v6_v7_defconfig: Enable HID I2C
  arm64: defconfig: Enable QTI SC7280 pinctrl, gcc and interconnect
  arm64: defconfig: Disable firmware sysfs fallback
  ARM: mvebu_v7_defconfig: rebuild default configuration
  ARM: mvebu_v7_defconfig: enable mtd physmap
  arm64: defconfig: Enable few Tegra210 based AHUB drivers
  arm64: defconfig: drop obsolete ARCH_* configs
  ARM: imx_v6_v7_defconfig: enable bpf syscall and cgroup bpf
  ARM: imx_v6_v7_defconfig: build imx sdma driver as module
  ARM: imx_v6_v7_defconfig: rebuild default configuration
  ARM: imx_v6_v7_defconfig: change snd soc tlv320aic3x to i2c variant
  ...
2021-11-03 17:07:02 -07:00
Linus Torvalds
d461e96cd2 ARM: SoC drivers for 5.16
These are all the driver updates for SoC specific drivers. There
 are a couple of subsystems with individual maintainers picking up
 their patches here:
 
  - The reset controller subsystem add support for a few new SoC
    variants to existing drivers, along with other minor improvements
 
  - The OP-TEE subsystem gets a driver for the ARM FF-A transport
 
  - The memory controller subsystem has improvements for Tegra,
    Mediatek, Renesas, Freescale and Broadcom specific drivers.
 
  - The tegra cpuidle driver changes get merged through this
    tree this time. There are only minor changes, but they depend
    on other tegra driver updates here.
 
  - The ep93xx platform finally moves to using the drivers/clk/
    subsystem, moving the code out of arch/arm in the process.
    This depends on a small sound driver change that is included
    here as well.
 
  - There are some minor updates for Qualcomm and Tegra specific
    firmware drivers.
 
 The other driver updates are mainly for drivers/soc, which contains
 a mixture of vendor specific drivers that don't really fit elsewhere:
 
  - Mediatek drivers gain more support for MT8192, with new support for
    hw-mutex and mmsys routing, plus support for reset lines in the
    mmsys driver.
 
  - Qualcomm gains a new "sleep stats" driver, and support for
    the "Generic Packet Router" in the APR driver.
 
  - There is a new user interface for routing the UARTS on ASpeed
    BMCs, something that apparently nobody else has needed so far.
 
  - More drivers can now be built as loadable modules, in particular
    for Broadcom and Samsung platforms.
 
  - Lots of improvements to the TI sysc driver for better suspend/resume
    support
 
 Finally, there are lots of minor cleanups and new device IDs for
 amlogic, renesas, tegra, qualcomm, mediateka, samsung, imx, layerscape,
 allwinner, broadcom, and omap.
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Merge tag 'drivers-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC driver updates from Arnd Bergmann:
 "These are all the driver updates for SoC specific drivers. There are a
  couple of subsystems with individual maintainers picking up their
  patches here:

   - The reset controller subsystem add support for a few new SoC
     variants to existing drivers, along with other minor improvements

   - The OP-TEE subsystem gets a driver for the ARM FF-A transport

   - The memory controller subsystem has improvements for Tegra,
     Mediatek, Renesas, Freescale and Broadcom specific drivers.

   - The tegra cpuidle driver changes get merged through this tree this
     time. There are only minor changes, but they depend on other tegra
     driver updates here.

   - The ep93xx platform finally moves to using the drivers/clk/
     subsystem, moving the code out of arch/arm in the process. This
     depends on a small sound driver change that is included here as
     well.

   - There are some minor updates for Qualcomm and Tegra specific
     firmware drivers.

  The other driver updates are mainly for drivers/soc, which contains a
  mixture of vendor specific drivers that don't really fit elsewhere:

   - Mediatek drivers gain more support for MT8192, with new support for
     hw-mutex and mmsys routing, plus support for reset lines in the
     mmsys driver.

   - Qualcomm gains a new "sleep stats" driver, and support for the
     "Generic Packet Router" in the APR driver.

   - There is a new user interface for routing the UARTS on ASpeed BMCs,
     something that apparently nobody else has needed so far.

   - More drivers can now be built as loadable modules, in particular
     for Broadcom and Samsung platforms.

   - Lots of improvements to the TI sysc driver for better
     suspend/resume support"

  Finally, there are lots of minor cleanups and new device IDs for
  amlogic, renesas, tegra, qualcomm, mediateka, samsung, imx,
  layerscape, allwinner, broadcom, and omap"

* tag 'drivers-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (179 commits)
  optee: Fix spelling mistake "reclain" -> "reclaim"
  Revert "firmware: qcom: scm: Add support for MC boot address API"
  qcom: spm: allow compile-testing
  firmware: arm_ffa: Remove unused 'compat_version' variable
  soc: samsung: exynos-chipid: add exynosautov9 SoC support
  firmware: qcom: scm: Don't break compile test on non-ARM platforms
  soc: qcom: smp2p: Add of_node_put() before goto
  soc: qcom: apr: Add of_node_put() before return
  soc: qcom: qcom_stats: Fix client votes offset
  soc: qcom: rpmhpd: fix sm8350_mxc's peer domain
  dt-bindings: arm: cpus: Document qcom,msm8916-smp enable-method
  ARM: qcom: Add qcom,msm8916-smp enable-method identical to MSM8226
  firmware: qcom: scm: Add support for MC boot address API
  soc: qcom: spm: Add 8916 SPM register data
  dt-bindings: soc: qcom: spm: Document qcom,msm8916-saw2-v3.0-cpu
  soc: qcom: socinfo: Add PM8150C and SMB2351 models
  firmware: qcom_scm: Fix error retval in __qcom_scm_is_call_available()
  soc: aspeed: Add UART routing support
  soc: fsl: dpio: rename the enqueue descriptor variable
  soc: fsl: dpio: use an explicit NULL instead of 0
  ...
2021-11-03 17:00:52 -07:00
Linus Torvalds
ae45d84fc3 ARM: SoC DT updates for v5.16
This is a rather large update for the ARM devicetree files, after a few
 quieter releases, with 775 total commits and 47 branches pulled into
 this one. There are 5 new SoC types plus some minor variations, and
 a total of 60 new machines, so I'm limiting the summary to the main
 noteworthy items:
 
  - Apple M1 gain support for PCI and pinctrl, getting a bit
    closer to a usable system out of the box.
 
  - Qualcomm gains support for Snapdragon 690 (aka SM6350) as
    well as SM7225, 11 new smartphones, and three additional
    Chromebooks, and improvements all over the place.
 
  - Samsung gains support for ExynosAutov9, an automotive version
    of their smartphone SoC, but otherwise no major changes.
 
  - Microchip adds the SAMA5D29 SoC in the SAMA5 family, and a
    number of improvements for the recently added SAMA7 family.
    The LAN966 SoC that was added in the platform code does not
    have dts files yet. Two board files are added for the older
    at91sam9g20 SoC
 
  - Aspeed supports two additional server boards using their AST2600
    as BMC, and improves support for qemu models
 
  - Rockchip RK3566/RK3688 gets added, along with six new
    development boards using RK3328/RK3399/RK3566, and one
    Chromebook tablet.
 
  - Two NAS boxes are added using the ARMv4 based Gemini platform
 
  - One new board is added to the Intel Arria SoC FPGA family
 
  - Marvell adds one network switch based on Armada 381 and the
    new MOCHAbin 7040 development board
 
  - NXP adds support for the S32G2 automotive SoC, two imx6 based
    ebook readers, and three additional development boards, which
    is notably less than their usual additions, but they also gain
    improvements to their many existing boards
 
  - STmicroelectronics adds their stm32mp13 SoC family along with
    a reference board
 
  - Renesas adds new versions of their R-Car Gen3 SoCs and many
    updates for their older generations
 
  - Broadcom adds support for a number of Cisco Meraki wireless
    controllers, along with two new boards and other updates for
    BCM53xx/BCM47xx networking SoCs and the Raspberry Pi
    boards
 
  - Mediatek improves support for the MT81xx SoCs used in Chromebooks
    as well as the MT76xx networking SoCs
 
  - NVIDIA adds a number of cleanups and additional support for
    more hardware on the already supported machines
 
  - TI K3 adds support for three new boards along with cleanups
 
  - Toshiba adds one board for the Visconti family
 
  - Xilinx adds five new ZynqMP based machines
 
  - Amlogic support is added for the Radxa Zero and two Jethub
    home automation controllers, along with changes to other
    machines
 
  - Rob Herring continues his work on fixing dtc warnings all over
    the tree.
 
  - Minor updates for TI OMAP, Mstar, Allwinner/sunxi, Hisilicon,
    Ux500, Unisoc
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Merge tag 'dt-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC DT updates from Arnd Bergmann:
 "This is a rather large update for the ARM devicetree files, after a
  few quieter releases, with 775 total commits and 47 branches pulled
  into this one.

  There are 5 new SoC types plus some minor variations, and a total of
  60 new machines, so I'm limiting the summary to the main noteworthy
  items:

   - Apple M1 gain support for PCI and pinctrl, getting a bit closer to
     a usable system out of the box.

   - Qualcomm gains support for Snapdragon 690 (aka SM6350) as well as
     SM7225, 11 new smartphones, and three additional Chromebooks, and
     improvements all over the place.

   - Samsung gains support for ExynosAutov9, an automotive version of
     their smartphone SoC, but otherwise no major changes.

   - Microchip adds the SAMA5D29 SoC in the SAMA5 family, and a number
     of improvements for the recently added SAMA7 family. The LAN966 SoC
     that was added in the platform code does not have dts files yet.
     Two board files are added for the older at91sam9g20 SoC

   - Aspeed supports two additional server boards using their AST2600 as
     BMC, and improves support for qemu models

   - Rockchip RK3566/RK3688 gets added, along with six new development
     boards using RK3328/RK3399/RK3566, and one Chromebook tablet.

   - Two NAS boxes are added using the ARMv4 based Gemini platform

   - One new board is added to the Intel Arria SoC FPGA family

   - Marvell adds one network switch based on Armada 381 and the new
     MOCHAbin 7040 development board

   - NXP adds support for the S32G2 automotive SoC, two imx6 based ebook
     readers, and three additional development boards, which is notably
     less than their usual additions, but they also gain improvements to
     their many existing boards

   - STmicroelectronics adds their stm32mp13 SoC family along with a
     reference board

   - Renesas adds new versions of their R-Car Gen3 SoCs and many updates
     for their older generations

   - Broadcom adds support for a number of Cisco Meraki wireless
     controllers, along with two new boards and other updates for
     BCM53xx/BCM47xx networking SoCs and the Raspberry Pi boards

   - Mediatek improves support for the MT81xx SoCs used in Chromebooks
     as well as the MT76xx networking SoCs

   - NVIDIA adds a number of cleanups and additional support for more
     hardware on the already supported machines

   - TI K3 adds support for three new boards along with cleanups

   - Toshiba adds one board for the Visconti family

   - Xilinx adds five new ZynqMP based machines

   - Amlogic support is added for the Radxa Zero and two Jethub home
     automation controllers, along with changes to other machines

   - Rob Herring continues his work on fixing dtc warnings all over the
     tree.

   - Minor updates for TI OMAP, Mstar, Allwinner/sunxi, Hisilicon,
     Ux500, Unisoc"

* tag 'dt-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (720 commits)
  arm64: dts: apple: j274: Expose PCI node for the Ethernet MAC address
  arm64: dts: apple: t8103: Add root port interrupt routing
  arm64: dts: apple: t8103: Add PCIe DARTs
  arm64: apple: Add PCIe node
  arm64: apple: Add pinctrl nodes
  ARM: dts: arm: Update ICST clock nodes 'reg' and node names
  ARM: dts: arm: Update register-bit-led nodes 'reg' and node names
  arm64: dts: exynos: add chipid node for exynosautov9 SoC
  ARM: dts: qcom: fix typo in IPQ8064 thermal-sensor node
  Revert "arm64: dts: qcom: msm8916-asus-z00l: Add sensors"
  arm64: dts: qcom: ipq6018: Remove unused 'iface_clk' property from dma-controller node
  arm64: dts: qcom: ipq6018: Remove unused 'qcom,config-pipe-trust-reg' property
  arm64: dts: qcom: sm8350: Add CPU topology and idle-states
  arm64: dts: qcom: Drop unneeded extra device-specific includes
  arm64: dts: qcom: msm8916: Drop standalone smem node
  arm64: dts: qcom: Fix node name of rpm-msg-ram device nodes
  arm64: dts: qcom: msm8916-asus-z00l: Add sensors
  arm64: dts: qcom: msm8916-asus-z00l: Add SDCard
  arm64: dts: qcom: msm8916-asus-z00l: Add touchscreen
  arm64: dts: qcom: sdm845-oneplus: remove devinfo-size from ramoops node
  ...
2021-11-03 16:56:03 -07:00
Linus Torvalds
dcd68326d2 Devicetree updates for v5.16:
- Convert /reserved-memory bindings to schemas
 
 - Convert a bunch of NFC bindings to schemas
 
 - Convert bindings to schema: Xilinx USB, Freescale DDR controller, Arm
   CCI-400, UBlox Neo-6M, 1-Wire GPIO, MSI controller, ASpeed LPC, OMAP
   and Inside-Secure HWRNG, register-bit-led, OV5640, Silead GSL1680,
   Elan ekth3000, Marvell bluetooth, TI wlcore, TI bluetooth, ESP ESP8089,
   tlm,trusted-foundations, Microchip cap11xx, Ralink SoCs and boards,
   and TI sysc
 
 - New binding schemas for: msi-ranges, Aspeed UART routing controller,
   palmbus, Xylon LogiCVC display controller, Mediatek's MT7621 SDRAM
   memory controller, and Apple M1 PCIe host
 
 - Run schema checks for %.dtb targets
 
 - Improve build time when using DT_SCHEMA_FILES
 
 - Improve error message when dtschema is not found
 
 - Various doc reference fixes in MAINTAINERS
 
 - Convert architectures to common CPU h/w ID parsing function
   of_get_cpu_hwid().
 
 - Allow for empty NUMA node IDs which may be hotplugged
 
 - Cleanup of __fdt_scan_reserved_mem()
 
 - Constify device_node parameters
 
 - Update dtc to upstream v1.6.1-19-g0a3a9d3449c8. Adds new checks
   'node_name_vs_property_name' and 'interrupt_map'.
 
 - Enable dtc 'unit_address_format' warning by default
 
 - Fix unittest EXPECT text for gpio hog errors
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Merge tag 'devicetree-for-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree updates from Rob Herring:

 - Convert /reserved-memory bindings to schemas

 - Convert a bunch of NFC bindings to schemas

 - Convert bindings to schema: Xilinx USB, Freescale DDR controller, Arm
   CCI-400, UBlox Neo-6M, 1-Wire GPIO, MSI controller, ASpeed LPC, OMAP
   and Inside-Secure HWRNG, register-bit-led, OV5640, Silead GSL1680,
   Elan ekth3000, Marvell bluetooth, TI wlcore, TI bluetooth, ESP
   ESP8089, tlm,trusted-foundations, Microchip cap11xx, Ralink SoCs and
   boards, and TI sysc

 - New binding schemas for: msi-ranges, Aspeed UART routing controller,
   palmbus, Xylon LogiCVC display controller, Mediatek's MT7621 SDRAM
   memory controller, and Apple M1 PCIe host

 - Run schema checks for %.dtb targets

 - Improve build time when using DT_SCHEMA_FILES

 - Improve error message when dtschema is not found

 - Various doc reference fixes in MAINTAINERS

 - Convert architectures to common CPU h/w ID parsing function
   of_get_cpu_hwid().

 - Allow for empty NUMA node IDs which may be hotplugged

 - Cleanup of __fdt_scan_reserved_mem()

 - Constify device_node parameters

 - Update dtc to upstream v1.6.1-19-g0a3a9d3449c8. Adds new checks
   'node_name_vs_property_name' and 'interrupt_map'.

 - Enable dtc 'unit_address_format' warning by default

 - Fix unittest EXPECT text for gpio hog errors

* tag 'devicetree-for-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (97 commits)
  dt-bindings: net: ti,bluetooth: Document default max-speed
  dt-bindings: pci: rcar-pci-ep: Document r8a7795
  dt-bindings: net: qcom,ipa: IPA does support up to two iommus
  of/fdt: Remove of_scan_flat_dt() usage for __fdt_scan_reserved_mem()
  of: unittest: document intentional interrupt-map provider build warning
  of: unittest: fix EXPECT text for gpio hog errors
  of/unittest: Disable new dtc node_name_vs_property_name and interrupt_map warnings
  scripts/dtc: Update to upstream version v1.6.1-19-g0a3a9d3449c8
  dt-bindings: arm: firmware: tlm,trusted-foundations: Convert txt bindings to yaml
  dt-bindings: display: tilcd: Fix endpoint addressing in example
  dt-bindings: input: microchip,cap11xx: Convert txt bindings to yaml
  dt-bindings: ufs: exynos-ufs: add exynosautov9 compatible
  dt-bindings: ufs: exynos-ufs: add io-coherency property
  dt-bindings: mips: convert Ralink SoCs and boards to schema
  dt-bindings: display: xilinx: Fix example with psgtr
  dt-bindings: net: nfc: nxp,pn544: Convert txt bindings to yaml
  dt-bindings: Add a help message when dtschema tools are missing
  dt-bindings: bus: ti-sysc: Update to use yaml binding
  dt-bindings: sram: Allow numbers in sram region node name
  dt-bindings: display: Document the Xylon LogiCVC display controller
  ...
2021-11-02 22:22:13 -07:00
Linus Torvalds
56d3375448 drm for 5.16-rc1
core:
 - improve dma_fence, lease and resv documentation
 - shmem-helpers: allocate WC pages on x86, use vmf_insert_pin
 - sched fixes/improvements
 - allow empty drm leases
 - add dma resv iterator
 - add more DP 2.0 headers
 - DP MST helper improvements for DP2.0
 
 dma-buf:
 - avoid warnings, remove fence trace macros
 
 bridge:
 - new helper to get rid of panels
 - probe improvements for it66121
 - enable DSI EOTP for anx7625
 
 fbdev:
 - efifb: release runtime PM on destroy
 
 ttm:
 - kerneldoc switch
 - helper to clear all DMA mappings
 - pool shrinker optimizaton
 - remove ttm_tt_destroy_common
 - update ttm_move_memcpy for async use
 
 panel:
 - add new panel-edp driver
 
 amdgpu:
  - Initial DP 2.0 support
  - Initial USB4 DP tunnelling support
  - Aldebaran MCE support
  - Modifier support for DCC image stores for GFX 10.3
  - Display rework for better FP code handling
  - Yellow Carp/Cyan Skillfish updates
  - Cyan Skillfish display support
  - convert vega/navi to IP discovery asic enumeration
  - validate IP discovery table
  - RAS improvements
  - Lots of fixes
 
  i915:
  - DG1 PCI IDs + LMEM discovery/placement
  - DG1 GuC submission by default
  - ADL-S PCI IDs updated + enabled by default
  - ADL-P (XE_LPD) fixed and updates
  - DG2 display fixes
  - PXP protected object support for Gen12 integrated
  - expose multi-LRC submission interface for GuC
  - export logical engine instance to user
  - Disable engine bonding on Gen12+
  - PSR cleanup
  - PSR2 selective fetch by default
  - DP 2.0 prep work
  - VESA vendor block + MSO use of it
  - FBC refactor
  - try again to fix fast-narrow vs slow-wide eDP training
  - use THP when IOMMU enabled
  - LMEM backup/restore for suspend/resume
  - locking simplification
  - GuC major reworking
  - async flip VT-D workaround changes
  - DP link training improvements
  - misc display refactorings
 
 bochs:
 - new PCI ID
 
 rcar-du:
 - Non-contiguious buffer import support for rcar-du
 - r8a779a0 support prep
 
 omapdrm:
 - COMPILE_TEST fixes
 
 sti:
 - COMPILE_TEST fixes
 
 msm:
 - fence ordering improvements
 - eDP support in DP sub-driver
 - dpu irq handling cleanup
 - CRC support for making igt happy
 - NO_CONNECTOR bridge support
 - dsi: 14nm phy support for msm8953
 - mdp5: msm8x53, sdm450, sdm632 support
 
 stm:
 - layer alpha + zpo support
 
 v3d:
 - fix Vulkan CTS failure
 - support multiple sync objects
 
 gud:
 - add R8/RGB332/RGB888 pixel formats
 
 vc4:
 - convert to new bridge helpers
 
 vgem:
 - use shmem helpers
 
 virtio:
 - support mapping exported vram
 
 zte:
 - remove obsolete driver
 
 rockchip:
 - use bridge attach no connector for LVDS/RGB
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Merge tag 'drm-next-2021-11-03' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "Summary below. i915 starts to add support for DG2 GPUs, enables DG1
  and ADL-S support by default, lots of work to enable DisplayPort 2.0
  across drivers. Lots of documentation updates and fixes across the
  board.

  core:
   - improve dma_fence, lease and resv documentation
   - shmem-helpers: allocate WC pages on x86, use vmf_insert_pin
   - sched fixes/improvements
   - allow empty drm leases
   - add dma resv iterator
   - add more DP 2.0 headers
   - DP MST helper improvements for DP2.0

  dma-buf:
   - avoid warnings, remove fence trace macros

  bridge:
   - new helper to get rid of panels
   - probe improvements for it66121
   - enable DSI EOTP for anx7625

  fbdev:
   - efifb: release runtime PM on destroy

  ttm:
   - kerneldoc switch
   - helper to clear all DMA mappings
   - pool shrinker optimizaton
   - remove ttm_tt_destroy_common
   - update ttm_move_memcpy for async use

  panel:
   - add new panel-edp driver

  amdgpu:
   - Initial DP 2.0 support
   - Initial USB4 DP tunnelling support
   - Aldebaran MCE support
   - Modifier support for DCC image stores for GFX 10.3
   - Display rework for better FP code handling
   - Yellow Carp/Cyan Skillfish updates
   - Cyan Skillfish display support
   - convert vega/navi to IP discovery asic enumeration
   - validate IP discovery table
   - RAS improvements
   - Lots of fixes

  i915:
   - DG1 PCI IDs + LMEM discovery/placement
   - DG1 GuC submission by default
   - ADL-S PCI IDs updated + enabled by default
   - ADL-P (XE_LPD) fixed and updates
   - DG2 display fixes
   - PXP protected object support for Gen12 integrated
   - expose multi-LRC submission interface for GuC
   - export logical engine instance to user
   - Disable engine bonding on Gen12+
   - PSR cleanup
   - PSR2 selective fetch by default
   - DP 2.0 prep work
   - VESA vendor block + MSO use of it
   - FBC refactor
   - try again to fix fast-narrow vs slow-wide eDP training
   - use THP when IOMMU enabled
   - LMEM backup/restore for suspend/resume
   - locking simplification
   - GuC major reworking
   - async flip VT-D workaround changes
   - DP link training improvements
   - misc display refactorings

  bochs:
   - new PCI ID

  rcar-du:
   - Non-contiguious buffer import support for rcar-du
   - r8a779a0 support prep

  omapdrm:
   - COMPILE_TEST fixes

  sti:
   - COMPILE_TEST fixes

  msm:
   - fence ordering improvements
   - eDP support in DP sub-driver
   - dpu irq handling cleanup
   - CRC support for making igt happy
   - NO_CONNECTOR bridge support
   - dsi: 14nm phy support for msm8953
   - mdp5: msm8x53, sdm450, sdm632 support

  stm:
   - layer alpha + zpo support

  v3d:
   - fix Vulkan CTS failure
   - support multiple sync objects

  gud:
   - add R8/RGB332/RGB888 pixel formats

  vc4:
   - convert to new bridge helpers

  vgem:
   - use shmem helpers

  virtio:
   - support mapping exported vram

  zte:
   - remove obsolete driver

  rockchip:
   - use bridge attach no connector for LVDS/RGB"

* tag 'drm-next-2021-11-03' of git://anongit.freedesktop.org/drm/drm: (1259 commits)
  drm/amdgpu/gmc6: fix DMA mask from 44 to 40 bits
  drm/amd/display: MST support for DPIA
  drm/amdgpu: Fix even more out of bound writes from debugfs
  drm/amdgpu/discovery: add SDMA IP instance info for soc15 parts
  drm/amdgpu/discovery: add UVD/VCN IP instance info for soc15 parts
  drm/amdgpu/UAPI: rearrange header to better align related items
  drm/amd/display: Enable dpia in dmub only for DCN31 B0
  drm/amd/display: Fix USB4 hot plug crash issue
  drm/amd/display: Fix deadlock when falling back to v2 from v3
  drm/amd/display: Fallback to clocks which meet requested voltage on DCN31
  drm/amd/display: move FPU associated DCN301 code to DML folder
  drm/amd/display: fix link training regression for 1 or 2 lane
  drm/amd/display: add two lane settings training options
  drm/amd/display: decouple hw_lane_settings from dpcd_lane_settings
  drm/amd/display: implement decide lane settings
  drm/amd/display: adopt DP2.0 LT SCR revision 8
  drm/amd/display: FEC configuration for dpia links in MST mode
  drm/amd/display: FEC configuration for dpia links
  drm/amd/display: Add workaround flag for EDID read on certain docks
  drm/amd/display: Set phy_mux_sel bit in dmub scratch register
  ...
2021-11-02 16:47:49 -07:00
Linus Torvalds
d7e0a795bf ARM:
* More progress on the protected VM front, now with the full
   fixed feature set as well as the limitation of some hypercalls
   after initialisation.
 
 * Cleanup of the RAZ/WI sysreg handling, which was pointlessly
   complicated
 
 * Fixes for the vgic placement in the IPA space, together with a
   bunch of selftests
 
 * More memcg accounting of the memory allocated on behalf of a guest
 
 * Timer and vgic selftests
 
 * Workarounds for the Apple M1 broken vgic implementation
 
 * KConfig cleanups
 
 * New kvmarm.mode=none option, for those who really dislike us
 
 RISC-V:
 * New KVM port.
 
 x86:
 * New API to control TSC offset from userspace
 
 * TSC scaling for nested hypervisors on SVM
 
 * Switch masterclock protection from raw_spin_lock to seqcount
 
 * Clean up function prototypes in the page fault code and avoid
 repeated memslot lookups
 
 * Convey the exit reason to userspace on emulation failure
 
 * Configure time between NX page recovery iterations
 
 * Expose Predictive Store Forwarding Disable CPUID leaf
 
 * Allocate page tracking data structures lazily (if the i915
 KVM-GT functionality is not compiled in)
 
 * Cleanups, fixes and optimizations for the shadow MMU code
 
 s390:
 * SIGP Fixes
 
 * initial preparations for lazy destroy of secure VMs
 
 * storage key improvements/fixes
 
 * Log the guest CPNC
 
 Starting from this release, KVM-PPC patches will come from
 Michael Ellerman's PPC tree.
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM updates from Paolo Bonzini:
 "ARM:

   - More progress on the protected VM front, now with the full fixed
     feature set as well as the limitation of some hypercalls after
     initialisation.

   - Cleanup of the RAZ/WI sysreg handling, which was pointlessly
     complicated

   - Fixes for the vgic placement in the IPA space, together with a
     bunch of selftests

   - More memcg accounting of the memory allocated on behalf of a guest

   - Timer and vgic selftests

   - Workarounds for the Apple M1 broken vgic implementation

   - KConfig cleanups

   - New kvmarm.mode=none option, for those who really dislike us

  RISC-V:

   - New KVM port.

  x86:

   - New API to control TSC offset from userspace

   - TSC scaling for nested hypervisors on SVM

   - Switch masterclock protection from raw_spin_lock to seqcount

   - Clean up function prototypes in the page fault code and avoid
     repeated memslot lookups

   - Convey the exit reason to userspace on emulation failure

   - Configure time between NX page recovery iterations

   - Expose Predictive Store Forwarding Disable CPUID leaf

   - Allocate page tracking data structures lazily (if the i915 KVM-GT
     functionality is not compiled in)

   - Cleanups, fixes and optimizations for the shadow MMU code

  s390:

   - SIGP Fixes

   - initial preparations for lazy destroy of secure VMs

   - storage key improvements/fixes

   - Log the guest CPNC

  Starting from this release, KVM-PPC patches will come from Michael
  Ellerman's PPC tree"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (227 commits)
  RISC-V: KVM: fix boolreturn.cocci warnings
  RISC-V: KVM: remove unneeded semicolon
  RISC-V: KVM: Fix GPA passed to __kvm_riscv_hfence_gvma_xyz() functions
  RISC-V: KVM: Factor-out FP virtualization into separate sources
  KVM: s390: add debug statement for diag 318 CPNC data
  KVM: s390: pv: properly handle page flags for protected guests
  KVM: s390: Fix handle_sske page fault handling
  KVM: x86: SGX must obey the KVM_INTERNAL_ERROR_EMULATION protocol
  KVM: x86: On emulation failure, convey the exit reason, etc. to userspace
  KVM: x86: Get exit_reason as part of kvm_x86_ops.get_exit_info
  KVM: x86: Clarify the kvm_run.emulation_failure structure layout
  KVM: s390: Add a routine for setting userspace CPU state
  KVM: s390: Simplify SIGP Set Arch handling
  KVM: s390: pv: avoid stalls when making pages secure
  KVM: s390: pv: avoid stalls for kvm_s390_pv_init_vm
  KVM: s390: pv: avoid double free of sida page
  KVM: s390: pv: add macros for UVC CC values
  s390/mm: optimize reset_guest_reference_bit()
  s390/mm: optimize set_guest_storage_key()
  s390/mm: no need for pte_alloc_map_lock() if we know the pmd is present
  ...
2021-11-02 11:24:14 -07:00
Linus Torvalds
bfc484fe6a Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu:
 "API:

   - Delay boot-up self-test for built-in algorithms

  Algorithms:

   - Remove fallback path on arm64 as SIMD now runs with softirq off

  Drivers:

   - Add Keem Bay OCS ECC Driver"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (61 commits)
  crypto: testmgr - fix wrong key length for pkcs1pad
  crypto: pcrypt - Delay write to padata->info
  crypto: ccp - Make use of the helper macro kthread_run()
  crypto: sa2ul - Use the defined variable to clean code
  crypto: s5p-sss - Add error handling in s5p_aes_probe()
  crypto: keembay-ocs-ecc - Add Keem Bay OCS ECC Driver
  dt-bindings: crypto: Add Keem Bay ECC bindings
  crypto: ecc - Export additional helper functions
  crypto: ecc - Move ecc.h to include/crypto/internal
  crypto: engine - Add KPP Support to Crypto Engine
  crypto: api - Do not create test larvals if manager is disabled
  crypto: tcrypt - fix skcipher multi-buffer tests for 1420B blocks
  hwrng: s390 - replace snprintf in show functions with sysfs_emit
  crypto: octeontx2 - set assoclen in aead_do_fallback()
  crypto: ccp - Fix whitespace in sev_cmd_buffer_len()
  hwrng: mtk - Force runtime pm ops for sleep ops
  crypto: testmgr - Only disable migration in crypto_disable_simd_for_test()
  crypto: qat - share adf_enable_pf2vf_comms() from adf_pf2vf_msg.c
  crypto: qat - extract send and wait from adf_vf2pf_request_version()
  crypto: qat - add VF and PF wrappers to common send function
  ...
2021-11-01 21:24:02 -07:00
Linus Torvalds
79ef0c0014 Tracing updates for 5.16:
- kprobes: Restructured stack unwinder to show properly on x86 when a stack
   dump happens from a kretprobe callback.
 
 - Fix to bootconfig parsing
 
 - Have tracefs allow owner and group permissions by default (only denying
   others). There's been pressure to allow non root to tracefs in a
   controlled fashion, and using groups is probably the safest.
 
 - Bootconfig memory managament updates.
 
 - Bootconfig clean up to have the tools directory be less dependent on
   changes in the kernel tree.
 
 - Allow perf to be traced by function tracer.
 
 - Rewrite of function graph tracer to be a callback from the function tracer
   instead of having its own trampoline (this change will happen on an arch
   by arch basis, and currently only x86_64 implements it).
 
 - Allow multiple direct trampolines (bpf hooks to functions) be batched
   together in one synchronization.
 
 - Allow histogram triggers to add variables that can perform calculations
   against the event's fields.
 
 - Use the linker to determine architecture callbacks from the ftrace
   trampoline to allow for proper parameter prototypes and prevent warnings
   from the compiler.
 
 - Extend histogram triggers to key off of variables.
 
 - Have trace recursion use bit magic to determine preempt context over if
   branches.
 
 - Have trace recursion disable preemption as all use cases do anyway.
 
 - Added testing for verification of tracing utilities.
 
 - Various small clean ups and fixes.
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Merge tag 'trace-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull tracing updates from Steven Rostedt:

 - kprobes: Restructured stack unwinder to show properly on x86 when a
   stack dump happens from a kretprobe callback.

 - Fix to bootconfig parsing

 - Have tracefs allow owner and group permissions by default (only
   denying others). There's been pressure to allow non root to tracefs
   in a controlled fashion, and using groups is probably the safest.

 - Bootconfig memory managament updates.

 - Bootconfig clean up to have the tools directory be less dependent on
   changes in the kernel tree.

 - Allow perf to be traced by function tracer.

 - Rewrite of function graph tracer to be a callback from the function
   tracer instead of having its own trampoline (this change will happen
   on an arch by arch basis, and currently only x86_64 implements it).

 - Allow multiple direct trampolines (bpf hooks to functions) be batched
   together in one synchronization.

 - Allow histogram triggers to add variables that can perform
   calculations against the event's fields.

 - Use the linker to determine architecture callbacks from the ftrace
   trampoline to allow for proper parameter prototypes and prevent
   warnings from the compiler.

 - Extend histogram triggers to key off of variables.

 - Have trace recursion use bit magic to determine preempt context over
   if branches.

 - Have trace recursion disable preemption as all use cases do anyway.

 - Added testing for verification of tracing utilities.

 - Various small clean ups and fixes.

* tag 'trace-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: (101 commits)
  tracing/histogram: Fix semicolon.cocci warnings
  tracing/histogram: Fix documentation inline emphasis warning
  tracing: Increase PERF_MAX_TRACE_SIZE to handle Sentinel1 and docker together
  tracing: Show size of requested perf buffer
  bootconfig: Initialize ret in xbc_parse_tree()
  ftrace: do CPU checking after preemption disabled
  ftrace: disable preemption when recursion locked
  tracing/histogram: Document expression arithmetic and constants
  tracing/histogram: Optimize division by a power of 2
  tracing/histogram: Covert expr to const if both operands are constants
  tracing/histogram: Simplify handling of .sym-offset in expressions
  tracing: Fix operator precedence for hist triggers expression
  tracing: Add division and multiplication support for hist triggers
  tracing: Add support for creating hist trigger variables from literal
  selftests/ftrace: Stop tracing while reading the trace file by default
  MAINTAINERS: Update KPROBES and TRACING entries
  test_kprobes: Move it from kernel/ to lib/
  docs, kprobes: Remove invalid URL and add new reference
  samples/kretprobes: Fix return value if register_kretprobe() failed
  lib/bootconfig: Fix the xbc_get_info kerneldoc
  ...
2021-11-01 20:05:19 -07:00
Linus Torvalds
01463374c5 cpu-to-thread_info update for v5.16-rc1
Cross-architecture update to move task_struct::cpu back into thread_info
 on arm64, x86, s390, powerpc, and riscv. All Acked by arch maintainers.
 
 Quoting Ard Biesheuvel:
 
 "Move task_struct::cpu back into thread_info
 
  Keeping CPU in task_struct is problematic for architectures that define
  raw_smp_processor_id() in terms of this field, as it requires
  linux/sched.h to be included, which causes a lot of pain in terms of
  circular dependencies (aka 'header soup')
 
  This series moves it back into thread_info (where it came from) for all
  architectures that enable THREAD_INFO_IN_TASK, addressing the header
  soup issue as well as some pointless differences in the implementations
  of task_cpu() and set_task_cpu()."
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Merge tag 'cpu-to-thread_info-v5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

Pull thread_info update to move 'cpu' back from task_struct from Kees Cook:
 "Cross-architecture update to move task_struct::cpu back into
  thread_info on arm64, x86, s390, powerpc, and riscv. All Acked by arch
  maintainers.

  Quoting Ard Biesheuvel:

     'Move task_struct::cpu back into thread_info

      Keeping CPU in task_struct is problematic for architectures that
      define raw_smp_processor_id() in terms of this field, as it
      requires linux/sched.h to be included, which causes a lot of pain
      in terms of circular dependencies (aka 'header soup')

      This series moves it back into thread_info (where it came from)
      for all architectures that enable THREAD_INFO_IN_TASK, addressing
      the header soup issue as well as some pointless differences in the
      implementations of task_cpu() and set_task_cpu()'"

* tag 'cpu-to-thread_info-v5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
  riscv: rely on core code to keep thread_info::cpu updated
  powerpc: smp: remove hack to obtain offset of task_struct::cpu
  sched: move CPU field back into thread_info if THREAD_INFO_IN_TASK=y
  powerpc: add CPU field to struct thread_info
  s390: add CPU field to struct thread_info
  x86: add CPU field to struct thread_info
  arm64: add CPU field to struct thread_info
2021-11-01 17:00:05 -07:00
Linus Torvalds
46f8763228 arm64 updates for 5.16
- Support for the Arm8.6 timer extensions, including a self-synchronising
   view of the system registers to elide some expensive ISB instructions.
 
 - Exception table cleanup and rework so that the fixup handlers appear
   correctly in backtraces.
 
 - A handful of miscellaneous changes, the main one being selection of
   CONFIG_HAVE_POSIX_CPU_TIMERS_TASK_WORK.
 
 - More mm and pgtable cleanups.
 
 - KASAN support for "asymmetric" MTE, where tag faults are reported
   synchronously for loads (via an exception) and asynchronously for
   stores (via a register).
 
 - Support for leaving the MMU enabled during kexec relocation, which
   significantly speeds up the operation.
 
 - Minor improvements to our perf PMU drivers.
 
 - Improvements to the compat vDSO build system, particularly when
   building with LLVM=1.
 
 - Preparatory work for handling some Coresight TRBE tracing errata.
 
 - Cleanup and refactoring of the SVE code to pave the way for SME
   support in future.
 
 - Ensure SCS pages are unpoisoned immediately prior to freeing them
   when KASAN is enabled for the vmalloc area.
 
 - Try moving to the generic pfn_valid() implementation again now that
   the DMA mapping issue from last time has been resolved.
 
 - Numerous improvements and additions to our FPSIMD and SVE selftests.
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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:
 "There's the usual summary below, but the highlights are support for
  the Armv8.6 timer extensions, KASAN support for asymmetric MTE, the
  ability to kexec() with the MMU enabled and a second attempt at
  switching to the generic pfn_valid() implementation.

  Summary:

   - Support for the Arm8.6 timer extensions, including a
     self-synchronising view of the system registers to elide some
     expensive ISB instructions.

   - Exception table cleanup and rework so that the fixup handlers
     appear correctly in backtraces.

   - A handful of miscellaneous changes, the main one being selection of
     CONFIG_HAVE_POSIX_CPU_TIMERS_TASK_WORK.

   - More mm and pgtable cleanups.

   - KASAN support for "asymmetric" MTE, where tag faults are reported
     synchronously for loads (via an exception) and asynchronously for
     stores (via a register).

   - Support for leaving the MMU enabled during kexec relocation, which
     significantly speeds up the operation.

   - Minor improvements to our perf PMU drivers.

   - Improvements to the compat vDSO build system, particularly when
     building with LLVM=1.

   - Preparatory work for handling some Coresight TRBE tracing errata.

   - Cleanup and refactoring of the SVE code to pave the way for SME
     support in future.

   - Ensure SCS pages are unpoisoned immediately prior to freeing them
     when KASAN is enabled for the vmalloc area.

   - Try moving to the generic pfn_valid() implementation again now that
     the DMA mapping issue from last time has been resolved.

   - Numerous improvements and additions to our FPSIMD and SVE
     selftests"

[ armv8.6 timer updates were in a shared branch and already came in
  through -tip in the timer pull  - Linus ]

* tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (85 commits)
  arm64: Select POSIX_CPU_TIMERS_TASK_WORK
  arm64: Document boot requirements for FEAT_SME_FA64
  arm64/sve: Fix warnings when SVE is disabled
  arm64/sve: Add stub for sve_max_virtualisable_vl()
  arm64: errata: Add detection for TRBE write to out-of-range
  arm64: errata: Add workaround for TSB flush failures
  arm64: errata: Add detection for TRBE overwrite in FILL mode
  arm64: Add Neoverse-N2, Cortex-A710 CPU part definition
  selftests: arm64: Factor out utility functions for assembly FP tests
  arm64: vmlinux.lds.S: remove `.fixup` section
  arm64: extable: add load_unaligned_zeropad() handler
  arm64: extable: add a dedicated uaccess handler
  arm64: extable: add `type` and `data` fields
  arm64: extable: use `ex` for `exception_table_entry`
  arm64: extable: make fixup_exception() return bool
  arm64: extable: consolidate definitions
  arm64: gpr-num: support W registers
  arm64: factor out GPR numbering helpers
  arm64: kvm: use kvm_exception_table_entry
  arm64: lib: __arch_copy_to_user(): fold fixups into body
  ...
2021-11-01 16:33:53 -07:00
Linus Torvalds
9a7e0a90a4 Scheduler updates:
- Revert the printk format based wchan() symbol resolution as it can leak
    the raw value in case that the symbol is not resolvable.
 
  - Make wchan() more robust and work with all kind of unwinders by
    enforcing that the task stays blocked while unwinding is in progress.
 
  - Prevent sched_fork() from accessing an invalid sched_task_group
 
  - Improve asymmetric packing logic
 
  - Extend scheduler statistics to RT and DL scheduling classes and add
    statistics for bandwith burst to the SCHED_FAIR class.
 
  - Properly account SCHED_IDLE entities
 
  - Prevent a potential deadlock when initial priority is assigned to a
    newly created kthread. A recent change to plug a race between cpuset and
    __sched_setscheduler() introduced a new lock dependency which is now
    triggered. Break the lock dependency chain by moving the priority
    assignment to the thread function.
 
  - Fix the idle time reporting in /proc/uptime for NOHZ enabled systems.
 
  - Improve idle balancing in general and especially for NOHZ enabled
    systems.
 
  - Provide proper interfaces for live patching so it does not have to
    fiddle with scheduler internals.
 
  - Add cluster aware scheduling support.
 
  - A small set of tweaks for RT (irqwork, wait_task_inactive(), various
    scheduler options and delaying mmdrop)
 
  - The usual small tweaks and improvements all over the place
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Merge tag 'sched-core-2021-11-01' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull scheduler updates from Thomas Gleixner:

 - Revert the printk format based wchan() symbol resolution as it can
   leak the raw value in case that the symbol is not resolvable.

 - Make wchan() more robust and work with all kind of unwinders by
   enforcing that the task stays blocked while unwinding is in progress.

 - Prevent sched_fork() from accessing an invalid sched_task_group

 - Improve asymmetric packing logic

 - Extend scheduler statistics to RT and DL scheduling classes and add
   statistics for bandwith burst to the SCHED_FAIR class.

 - Properly account SCHED_IDLE entities

 - Prevent a potential deadlock when initial priority is assigned to a
   newly created kthread. A recent change to plug a race between cpuset
   and __sched_setscheduler() introduced a new lock dependency which is
   now triggered. Break the lock dependency chain by moving the priority
   assignment to the thread function.

 - Fix the idle time reporting in /proc/uptime for NOHZ enabled systems.

 - Improve idle balancing in general and especially for NOHZ enabled
   systems.

 - Provide proper interfaces for live patching so it does not have to
   fiddle with scheduler internals.

 - Add cluster aware scheduling support.

 - A small set of tweaks for RT (irqwork, wait_task_inactive(), various
   scheduler options and delaying mmdrop)

 - The usual small tweaks and improvements all over the place

* tag 'sched-core-2021-11-01' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (69 commits)
  sched/fair: Cleanup newidle_balance
  sched/fair: Remove sysctl_sched_migration_cost condition
  sched/fair: Wait before decaying max_newidle_lb_cost
  sched/fair: Skip update_blocked_averages if we are defering load balance
  sched/fair: Account update_blocked_averages in newidle_balance cost
  x86: Fix __get_wchan() for !STACKTRACE
  sched,x86: Fix L2 cache mask
  sched/core: Remove rq_relock()
  sched: Improve wake_up_all_idle_cpus() take #2
  irq_work: Also rcuwait for !IRQ_WORK_HARD_IRQ on PREEMPT_RT
  irq_work: Handle some irq_work in a per-CPU thread on PREEMPT_RT
  irq_work: Allow irq_work_sync() to sleep if irq_work() no IRQ support.
  sched/rt: Annotate the RT balancing logic irqwork as IRQ_WORK_HARD_IRQ
  sched: Add cluster scheduler level for x86
  sched: Add cluster scheduler level in core and related Kconfig for ARM64
  topology: Represent clusters of CPUs within a die
  sched: Disable -Wunused-but-set-variable
  sched: Add wrapper for get_wchan() to keep task blocked
  x86: Fix get_wchan() to support the ORC unwinder
  proc: Use task_is_running() for wchan in /proc/$pid/stat
  ...
2021-11-01 13:48:52 -07:00
Linus Torvalds
57a315cd71 Time, timers and timekeeping updates:
- No core updates
 
   - No new clocksource/event driver
 
   - A large rework of the ARM architected timer driver to prepare for the
     support of the upcoming ARMv8.6 support
 
   - Fix Kconfig options for Exynos MCT, Samsung PWM and TI DM timers
 
   - Address a namespace collison in the ARC sp804 timer driver
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Merge tag 'timers-core-2021-10-31' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull timer updates from Thomas Gleixner:
 "Time, timers and timekeeping updates:

   - No core updates

   - No new clocksource/event driver

   - A large rework of the ARM architected timer driver to prepare for
     the support of the upcoming ARMv8.6 support

   - Fix Kconfig options for Exynos MCT, Samsung PWM and TI DM timers

   - Address a namespace collison in the ARC sp804 timer driver"

* tag 'timers-core-2021-10-31' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  clocksource/drivers/timer-ti-dm: Select TIMER_OF
  clocksource/drivers/exynosy: Depend on sub-architecture for Exynos MCT and Samsung PWM
  clocksource/drivers/arch_arm_timer: Move workaround synchronisation around
  clocksource/drivers/arm_arch_timer: Fix masking for high freq counters
  clocksource/drivers/arm_arch_timer: Drop unnecessary ISB on CVAL programming
  clocksource/drivers/arm_arch_timer: Remove any trace of the TVAL programming interface
  clocksource/drivers/arm_arch_timer: Work around broken CVAL implementations
  clocksource/drivers/arm_arch_timer: Advertise 56bit timer to the core code
  clocksource/drivers/arm_arch_timer: Move MMIO timer programming over to CVAL
  clocksource/drivers/arm_arch_timer: Fix MMIO base address vs callback ordering issue
  clocksource/drivers/arm_arch_timer: Move drop _tval from erratum function names
  clocksource/drivers/arm_arch_timer: Move system register timer programming over to CVAL
  clocksource/drivers/arm_arch_timer: Extend write side of timer register accessors to u64
  clocksource/drivers/arm_arch_timer: Drop CNT*_TVAL read accessors
  clocksource/arm_arch_timer: Add build-time guards for unhandled register accesses
  clocksource/drivers/arc_timer: Eliminate redefined macro error
2021-11-01 13:44:55 -07:00
Linus Torvalds
595b28fb0c Locking updates:
- Move futex code into kernel/futex/ and split up the kitchen sink into
    seperate files to make integration of sys_futex_waitv() simpler.
 
  - Add a new sys_futex_waitv() syscall which allows to wait on multiple
    futexes. The main use case is emulating Windows' WaitForMultipleObjects
    which allows Wine to improve the performance of Windows Games. Also
    native Linux games can benefit from this interface as this is a common
    wait pattern for this kind of applications.
 
  - Add context to ww_mutex_trylock() to provide a path for i915 to rework
    their eviction code step by step without making lockdep upset until the
    final steps of rework are completed. It's also useful for regulator and
    TTM to avoid dropping locks in the non contended path.
 
  - Lockdep and might_sleep() cleanups and improvements
 
  - A few improvements for the RT substitutions.
 
  - The usual small improvements and cleanups.
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Merge tag 'locking-core-2021-10-31' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull locking updates from Thomas Gleixner:

 - Move futex code into kernel/futex/ and split up the kitchen sink into
   seperate files to make integration of sys_futex_waitv() simpler.

 - Add a new sys_futex_waitv() syscall which allows to wait on multiple
   futexes.

   The main use case is emulating Windows' WaitForMultipleObjects which
   allows Wine to improve the performance of Windows Games. Also native
   Linux games can benefit from this interface as this is a common wait
   pattern for this kind of applications.

 - Add context to ww_mutex_trylock() to provide a path for i915 to
   rework their eviction code step by step without making lockdep upset
   until the final steps of rework are completed. It's also useful for
   regulator and TTM to avoid dropping locks in the non contended path.

 - Lockdep and might_sleep() cleanups and improvements

 - A few improvements for the RT substitutions.

 - The usual small improvements and cleanups.

* tag 'locking-core-2021-10-31' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (44 commits)
  locking: Remove spin_lock_flags() etc
  locking/rwsem: Fix comments about reader optimistic lock stealing conditions
  locking: Remove rcu_read_{,un}lock() for preempt_{dis,en}able()
  locking/rwsem: Disable preemption for spinning region
  docs: futex: Fix kernel-doc references
  futex: Fix PREEMPT_RT build
  futex2: Documentation: Document sys_futex_waitv() uAPI
  selftests: futex: Test sys_futex_waitv() wouldblock
  selftests: futex: Test sys_futex_waitv() timeout
  selftests: futex: Add sys_futex_waitv() test
  futex,arm: Wire up sys_futex_waitv()
  futex,x86: Wire up sys_futex_waitv()
  futex: Implement sys_futex_waitv()
  futex: Simplify double_lock_hb()
  futex: Split out wait/wake
  futex: Split out requeue
  futex: Rename mark_wake_futex()
  futex: Rename: match_futex()
  futex: Rename: hb_waiter_{inc,dec,pending}()
  futex: Split out PI futex
  ...
2021-11-01 13:15:36 -07:00
Linus Torvalds
5a47ebe98e Updates for the interrupt subsystem:
Core changes:
 
   - Prevent a potential deadlock when initial priority is assigned to a
     newly created interrupt thread. A recent change to plug a race between
     cpuset and __sched_setscheduler() introduced a new lock dependency
     which is now triggered. Break the lock dependency chain by moving the
     priority assignment to the thread function.
 
   - A couple of small updates to make the irq core RT safe.
 
   - Confine the irq_cpu_online/offline() API to the only left unfixable
     user Cavium Octeon so that it does not grow new usage.
 
   - A small documentation update
 
  Driver changes:
 
   - A large cross architecture rework to move irq_enter/exit() into the
     architecture code to make addressing the NOHZ_FULL/RCU issues simpler.
 
   - The obligatory new irq chip driver for Microchip EIC
 
   - Modularize a few irq chip drivers
 
   - Expand usage of devm_*() helpers throughout the driver code
 
   - The usual small fixes and improvements all over the place
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Merge tag 'irq-core-2021-10-31' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull irq updates from Thomas Gleixner:
 "Updates for the interrupt subsystem:

  Core changes:

   - Prevent a potential deadlock when initial priority is assigned to a
     newly created interrupt thread. A recent change to plug a race
     between cpuset and __sched_setscheduler() introduced a new lock
     dependency which is now triggered. Break the lock dependency chain
     by moving the priority assignment to the thread function.

   - A couple of small updates to make the irq core RT safe.

   - Confine the irq_cpu_online/offline() API to the only left unfixable
     user Cavium Octeon so that it does not grow new usage.

   - A small documentation update

  Driver changes:

   - A large cross architecture rework to move irq_enter/exit() into the
     architecture code to make addressing the NOHZ_FULL/RCU issues
     simpler.

   - The obligatory new irq chip driver for Microchip EIC

   - Modularize a few irq chip drivers

   - Expand usage of devm_*() helpers throughout the driver code

   - The usual small fixes and improvements all over the place"

* tag 'irq-core-2021-10-31' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (53 commits)
  h8300: Fix linux/irqchip.h include mess
  dt-bindings: irqchip: renesas-irqc: Document r8a774e1 bindings
  MIPS: irq: Avoid an unused-variable error
  genirq: Hide irq_cpu_{on,off}line() behind a deprecated option
  irqchip/mips-gic: Get rid of the reliance on irq_cpu_online()
  MIPS: loongson64: Drop call to irq_cpu_offline()
  irq: remove handle_domain_{irq,nmi}()
  irq: remove CONFIG_HANDLE_DOMAIN_IRQ_IRQENTRY
  irq: riscv: perform irqentry in entry code
  irq: openrisc: perform irqentry in entry code
  irq: csky: perform irqentry in entry code
  irq: arm64: perform irqentry in entry code
  irq: arm: perform irqentry in entry code
  irq: add a (temporary) CONFIG_HANDLE_DOMAIN_IRQ_IRQENTRY
  irq: nds32: avoid CONFIG_HANDLE_DOMAIN_IRQ
  irq: arc: avoid CONFIG_HANDLE_DOMAIN_IRQ
  irq: add generic_handle_arch_irq()
  irq: unexport handle_irq_desc()
  irq: simplify handle_domain_{irq,nmi}()
  irq: mips: simplify do_domain_IRQ()
  ...
2021-11-01 13:09:10 -07:00
Paolo Bonzini
4e33868433 KVM/arm64 updates for Linux 5.16
- More progress on the protected VM front, now with the full
   fixed feature set as well as the limitation of some hypercalls
   after initialisation.
 
 - Cleanup of the RAZ/WI sysreg handling, which was pointlessly
   complicated
 
 - Fixes for the vgic placement in the IPA space, together with a
   bunch of selftests
 
 - More memcg accounting of the memory allocated on behalf of a guest
 
 - Timer and vgic selftests
 
 - Workarounds for the Apple M1 broken vgic implementation
 
 - KConfig cleanups
 
 - New kvmarm.mode=none option, for those who really dislike us
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Merge tag 'kvmarm-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm64 updates for Linux 5.16

- More progress on the protected VM front, now with the full
  fixed feature set as well as the limitation of some hypercalls
  after initialisation.

- Cleanup of the RAZ/WI sysreg handling, which was pointlessly
  complicated

- Fixes for the vgic placement in the IPA space, together with a
  bunch of selftests

- More memcg accounting of the memory allocated on behalf of a guest

- Timer and vgic selftests

- Workarounds for the Apple M1 broken vgic implementation

- KConfig cleanups

- New kvmarm.mode=none option, for those who really dislike us
2021-10-31 02:28:48 -04:00
Greg Kroah-Hartman
28eb3b363d Coresight changes for v5.16
- A new option to make coresight cpu-debug capabilities available as early
 as possible in the kernel boot process.
 
 - Make trace sessions more enduring by coping with scenarios where events
 are scheduled on CPUs that can't reach the selected sink.
 
 - A set of improvement to make the TMC-ETR driver more efficient.
 
 - Enhancements to the TRBE driver to correct several errata.
 
 - An enhancement to make the AXI burts size configurable for TMC devices
 that can't work with the default value.
 
 - A fix in the CTI module to use the correct device when calling
 pm_runtime_put()
 
 - The addition of the Kryo-5xx device to the list of support ETMs.
 
 Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
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Merge tag 'coresight-next-v5.16.v3' of gitolite.kernel.org:pub/scm/linux/kernel/git/coresight/linux into char-misc-next

Mathieu writes:

Coresight changes for v5.16

- A new option to make coresight cpu-debug capabilities available as early
as possible in the kernel boot process.

- Make trace sessions more enduring by coping with scenarios where events
are scheduled on CPUs that can't reach the selected sink.

- A set of improvement to make the TMC-ETR driver more efficient.

- Enhancements to the TRBE driver to correct several errata.

- An enhancement to make the AXI burts size configurable for TMC devices
that can't work with the default value.

- A fix in the CTI module to use the correct device when calling
pm_runtime_put()

- The addition of the Kryo-5xx device to the list of support ETMs.

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>

* tag 'coresight-next-v5.16.v3' of gitolite.kernel.org:pub/scm/linux/kernel/git/coresight/linux: (39 commits)
  arm64: errata: Enable TRBE workaround for write to out-of-range address
  arm64: errata: Enable workaround for TRBE overwrite in FILL mode
  coresight: trbe: Work around write to out of range
  coresight: trbe: Make sure we have enough space
  coresight: trbe: Add a helper to determine the minimum buffer size
  coresight: trbe: Workaround TRBE errata overwrite in FILL mode
  coresight: trbe: Add infrastructure for Errata handling
  coresight: trbe: Allow driver to choose a different alignment
  coresight: trbe: Decouple buffer base from the hardware base
  coresight: trbe: Add a helper to pad a given buffer area
  coresight: trbe: Add a helper to calculate the trace generated
  coresight: trbe: Defer the probe on offline CPUs
  coresight: trbe: Fix incorrect access of the sink specific data
  coresight: etm4x: Add ETM PID for Kryo-5XX
  coresight: trbe: Prohibit trace before disabling TRBE
  coresight: trbe: End the AUX handle on truncation
  coresight: trbe: Do not truncate buffer on IRQ
  coresight: trbe: Fix handling of spurious interrupts
  coresight: trbe: irq handler: Do not disable TRBE if no action is needed
  coresight: trbe: Unify the enabling sequence
  ...
2021-10-30 10:48:32 +02:00
Will Deacon
e6359798f6 Merge branch 'for-next/fixes' into for-next/core
Merge for-next/fixes to resolve conflicts in arm64_hugetlb_cma_reserve().

* for-next/fixes:
  acpi/arm64: fix next_platform_timer() section mismatch error
  arm64/hugetlb: fix CMA gigantic page order for non-4K PAGE_SIZE
2021-10-29 12:27:53 +01:00
Will Deacon
b2909a447e Merge branch 'for-next/vdso' into for-next/core
* for-next/vdso:
  arm64: vdso32: require CROSS_COMPILE_COMPAT for gcc+bfd
  arm64: vdso32: suppress error message for 'make mrproper'
  arm64: vdso32: drop test for -march=armv8-a
  arm64: vdso32: drop the test for dmb ishld
2021-10-29 12:25:38 +01:00
Will Deacon
e5f5210212 Merge branch 'for-next/trbe-errata' into for-next/core
* for-next/trbe-errata:
  arm64: errata: Add detection for TRBE write to out-of-range
  arm64: errata: Add workaround for TSB flush failures
  arm64: errata: Add detection for TRBE overwrite in FILL mode
  arm64: Add Neoverse-N2, Cortex-A710 CPU part definition
2021-10-29 12:25:33 +01:00
Will Deacon
655ee5571f Merge branch 'for-next/sve' into for-next/core
* for-next/sve:
  arm64/sve: Fix warnings when SVE is disabled
  arm64/sve: Add stub for sve_max_virtualisable_vl()
  arm64/sve: Track vector lengths for tasks in an array
  arm64/sve: Explicitly load vector length when restoring SVE state
  arm64/sve: Put system wide vector length information into structs
  arm64/sve: Use accessor functions for vector lengths in thread_struct
  arm64/sve: Rename find_supported_vector_length()
  arm64/sve: Make access to FFR optional
  arm64/sve: Make sve_state_size() static
  arm64/sve: Remove sve_load_from_fpsimd_state()
  arm64/fp: Reindent fpsimd_save()
2021-10-29 12:25:29 +01:00
Will Deacon
16c200e040 Merge branch 'for-next/pfn-valid' into for-next/core
* for-next/pfn-valid:
  arm64/mm: drop HAVE_ARCH_PFN_VALID
  dma-mapping: remove bogus test for pfn_valid from dma_map_resource
2021-10-29 12:25:19 +01:00
Will Deacon
7066248c44 Merge branch 'for-next/mte' into for-next/core
* for-next/mte:
  kasan: Extend KASAN mode kernel parameter
  arm64: mte: Add asymmetric mode support
  arm64: mte: CPU feature detection for Asymm MTE
  arm64: mte: Bitfield definitions for Asymm MTE
  kasan: Remove duplicate of kasan_flag_async
  arm64: kasan: mte: move GCR_EL1 switch to task switch when KASAN disabled
2021-10-29 12:25:08 +01:00
Will Deacon
dc6bab18fb Merge branch 'for-next/mm' into for-next/core
* for-next/mm:
  arm64: mm: update max_pfn after memory hotplug
  arm64/mm: Add pud_sect_supported()
  arm64: mm: Drop pointless call to set_max_mapnr()
2021-10-29 12:25:04 +01:00
Will Deacon
2bc655ce29 Merge branch 'for-next/misc' into for-next/core
* for-next/misc:
  arm64: Select POSIX_CPU_TIMERS_TASK_WORK
  arm64: Document boot requirements for FEAT_SME_FA64
  arm64: ftrace: use function_nocfi for _mcount as well
  arm64: asm: setup.h: export common variables
  arm64/traps: Avoid unnecessary kernel/user pointer conversion
2021-10-29 12:24:59 +01:00
Will Deacon
d8a2c0fba5 Merge branch 'for-next/kexec' into for-next/core
* for-next/kexec:
  arm64: trans_pgd: remove trans_pgd_map_page()
  arm64: kexec: remove cpu-reset.h
  arm64: kexec: remove the pre-kexec PoC maintenance
  arm64: kexec: keep MMU enabled during kexec relocation
  arm64: kexec: install a copy of the linear-map
  arm64: kexec: use ld script for relocation function
  arm64: kexec: relocate in EL1 mode
  arm64: kexec: configure EL2 vectors for kexec
  arm64: kexec: pass kimage as the only argument to relocation function
  arm64: kexec: Use dcache ops macros instead of open-coding
  arm64: kexec: skip relocation code for inplace kexec
  arm64: kexec: flush image and lists during kexec load time
  arm64: hibernate: abstract ttrb0 setup function
  arm64: trans_pgd: hibernate: Add trans_pgd_copy_el2_vectors
  arm64: kernel: add helper for booted at EL2 and not VHE
2021-10-29 12:24:47 +01:00
Will Deacon
99fe09c857 Merge branch 'for-next/extable' into for-next/core
* for-next/extable:
  arm64: vmlinux.lds.S: remove `.fixup` section
  arm64: extable: add load_unaligned_zeropad() handler
  arm64: extable: add a dedicated uaccess handler
  arm64: extable: add `type` and `data` fields
  arm64: extable: use `ex` for `exception_table_entry`
  arm64: extable: make fixup_exception() return bool
  arm64: extable: consolidate definitions
  arm64: gpr-num: support W registers
  arm64: factor out GPR numbering helpers
  arm64: kvm: use kvm_exception_table_entry
  arm64: lib: __arch_copy_to_user(): fold fixups into body
  arm64: lib: __arch_copy_from_user(): fold fixups into body
  arm64: lib: __arch_clear_user(): fold fixups into body
2021-10-29 12:24:37 +01:00
Linus Torvalds
411a44c24a Networking fixes for 5.15-rc8/final, including fixes from WiFi
(mac80211), and BPF.
 
 Current release - regressions:
 
  - skb_expand_head: adjust skb->truesize to fix socket memory
    accounting
 
  - mptcp: fix corrupt receiver key in MPC + data + checksum
 
 Previous releases - regressions:
 
  - multicast: calculate csum of looped-back and forwarded packets
 
  - cgroup: fix memory leak caused by missing cgroup_bpf_offline
 
  - cfg80211: fix management registrations locking, prevent list
    corruption
 
  - cfg80211: correct false positive in bridge/4addr mode check
 
  - tcp_bpf: fix race in the tcp_bpf_send_verdict resulting in reusing
    previous verdict
 
 Previous releases - always broken:
 
  - sctp: enhancements for the verification tag, prevent attackers
    from killing SCTP sessions
 
  - tipc: fix size validations for the MSG_CRYPTO type
 
  - mac80211: mesh: fix HE operation element length check, prevent
    out of bound access
 
  - tls: fix sign of socket errors, prevent positive error codes
    being reported from read()/write()
 
  - cfg80211: scan: extend RCU protection in cfg80211_add_nontrans_list()
 
  - implement ->sock_is_readable() for UDP and AF_UNIX, fix poll()
    for sockets in a BPF sockmap
 
  - bpf: fix potential race in tail call compatibility check resulting
    in two operations which would make the map incompatible succeeding
 
  - bpf: prevent increasing bpf_jit_limit above max
 
  - bpf: fix error usage of map_fd and fdget() in generic batch update
 
  - phy: ethtool: lock the phy for consistency of results
 
  - prevent infinite while loop in skb_tx_hash() when Tx races with
    driver reconfiguring the queue <> traffic class mapping
 
  - usbnet: fixes for bad HW conjured by syzbot
 
  - xen: stop tx queues during live migration, prevent UAF
 
  - net-sysfs: initialize uid and gid before calling net_ns_get_ownership
 
  - mlxsw: prevent Rx stalls under memory pressure
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-5.15-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Including fixes from WiFi (mac80211), and BPF.

  Current release - regressions:

   - skb_expand_head: adjust skb->truesize to fix socket memory
     accounting

   - mptcp: fix corrupt receiver key in MPC + data + checksum

  Previous releases - regressions:

   - multicast: calculate csum of looped-back and forwarded packets

   - cgroup: fix memory leak caused by missing cgroup_bpf_offline

   - cfg80211: fix management registrations locking, prevent list
     corruption

   - cfg80211: correct false positive in bridge/4addr mode check

   - tcp_bpf: fix race in the tcp_bpf_send_verdict resulting in reusing
     previous verdict

  Previous releases - always broken:

   - sctp: enhancements for the verification tag, prevent attackers from
     killing SCTP sessions

   - tipc: fix size validations for the MSG_CRYPTO type

   - mac80211: mesh: fix HE operation element length check, prevent out
     of bound access

   - tls: fix sign of socket errors, prevent positive error codes being
     reported from read()/write()

   - cfg80211: scan: extend RCU protection in
     cfg80211_add_nontrans_list()

   - implement ->sock_is_readable() for UDP and AF_UNIX, fix poll() for
     sockets in a BPF sockmap

   - bpf: fix potential race in tail call compatibility check resulting
     in two operations which would make the map incompatible succeeding

   - bpf: prevent increasing bpf_jit_limit above max

   - bpf: fix error usage of map_fd and fdget() in generic batch update

   - phy: ethtool: lock the phy for consistency of results

   - prevent infinite while loop in skb_tx_hash() when Tx races with
     driver reconfiguring the queue <> traffic class mapping

   - usbnet: fixes for bad HW conjured by syzbot

   - xen: stop tx queues during live migration, prevent UAF

   - net-sysfs: initialize uid and gid before calling
     net_ns_get_ownership

   - mlxsw: prevent Rx stalls under memory pressure"

* tag 'net-5.15-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (67 commits)
  Revert "net: hns3: fix pause config problem after autoneg disabled"
  mptcp: fix corrupt receiver key in MPC + data + checksum
  riscv, bpf: Fix potential NULL dereference
  octeontx2-af: Fix possible null pointer dereference.
  octeontx2-af: Display all enabled PF VF rsrc_alloc entries.
  octeontx2-af: Check whether ipolicers exists
  net: ethernet: microchip: lan743x: Fix skb allocation failure
  net/tls: Fix flipped sign in async_wait.err assignment
  net/tls: Fix flipped sign in tls_err_abort() calls
  net/smc: Correct spelling mistake to TCPF_SYN_RECV
  net/smc: Fix smc_link->llc_testlink_time overflow
  nfp: bpf: relax prog rejection for mtu check through max_pkt_offset
  vmxnet3: do not stop tx queues after netif_device_detach()
  r8169: Add device 10ec:8162 to driver r8169
  ptp: Document the PTP_CLK_MAGIC ioctl number
  usbnet: fix error return code in usbnet_probe()
  net: hns3: adjust string spaces of some parameters of tx bd info in debugfs
  net: hns3: expand buffer len for some debugfs command
  net: hns3: add more string spaces for dumping packets number of queue info in debugfs
  net: hns3: fix data endian problem of some functions of debugfs
  ...
2021-10-28 10:17:31 -07:00
Marc Zyngier
c6dca712f6 Merge branch irq/remove-handle-domain-irq-20211026 into irq/irqchip-next
* irq/remove-handle-domain-irq-20211026:
  : Large rework of the architecture entry code from Mark Rutland.
  : From the cover letter:
  :
  : <quote>
  : The handle_domain_{irq,nmi}() functions were oringally intended as a
  : convenience, but recent rework to entry code across the kernel tree has
  : demonstrated that they cause more pain than they're worth and prevent
  : architectures from being able to write robust entry code.
  :
  : This series reworks the irq code to remove them, handling the necessary
  : entry work consistently in entry code (be it architectural or generic).
  : </quote>
  MIPS: irq: Avoid an unused-variable error
  irq: remove handle_domain_{irq,nmi}()
  irq: remove CONFIG_HANDLE_DOMAIN_IRQ_IRQENTRY
  irq: riscv: perform irqentry in entry code
  irq: openrisc: perform irqentry in entry code
  irq: csky: perform irqentry in entry code
  irq: arm64: perform irqentry in entry code
  irq: arm: perform irqentry in entry code
  irq: add a (temporary) CONFIG_HANDLE_DOMAIN_IRQ_IRQENTRY
  irq: nds32: avoid CONFIG_HANDLE_DOMAIN_IRQ
  irq: arc: avoid CONFIG_HANDLE_DOMAIN_IRQ
  irq: add generic_handle_arch_irq()
  irq: unexport handle_irq_desc()
  irq: simplify handle_domain_{irq,nmi}()
  irq: mips: simplify do_domain_IRQ()
  irq: mips: stop (ab)using handle_domain_irq()
  irq: mips: simplify bcm6345_l1_irq_handle()
  irq: mips: avoid nested irq_enter()

Signed-off-by: Marc Zyngier <maz@kernel.org>
2021-10-28 13:34:52 +01:00
Nicolas Saenz Julienne
a68773bd32 arm64: Select POSIX_CPU_TIMERS_TASK_WORK
With 6caa5812e2 ("KVM: arm64: Use generic KVM xfer to guest work
function") all arm64 exit paths are properly equipped to handle the
POSIX timers' task work.

Deferring timer callbacks to thread context, not only limits the amount
of time spent in hard interrupt context, but is a safer
implementation[1], and will allow PREEMPT_RT setups to use KVM[2].

So let's enable POSIX_CPU_TIMERS_TASK_WORK on arm64.

[1] https://lore.kernel.org/all/20200716201923.228696399@linutronix.de/
[2] https://lore.kernel.org/linux-rt-users/87v92bdnlx.ffs@tglx/

Signed-off-by: Nicolas Saenz Julienne <nsaenzju@redhat.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20211018144713.873464-1-nsaenzju@redhat.com
Signed-off-by: Will Deacon <will@kernel.org>
2021-10-28 09:56:23 +01:00
Dave Airlie
970eae1560 Linux 5.15-rc7
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BackMerge tag 'v5.15-rc7' into drm-next

The msm next tree is based on rc3, so let's just backmerge rc7 before pulling it in.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2021-10-28 14:59:38 +10:00
Suzuki K Poulose
561ced0bb9 arm64: errata: Enable TRBE workaround for write to out-of-range address
With the TRBE driver workaround available, enable the config symbols
to be built without COMPILE_TEST

Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Acked-by: Will Deacon <will@kernel.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20211019163153.3692640-16-suzuki.poulose@arm.com
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
2021-10-27 11:46:06 -06:00
Suzuki K Poulose
74b2740f57 arm64: errata: Enable workaround for TRBE overwrite in FILL mode
With the workaround enabled in TRBE, enable the config entries
to be built without COMPILE_TEST

Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Acked-by: Will Deacon <will@kernel.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20211019163153.3692640-15-suzuki.poulose@arm.com
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
2021-10-27 11:46:04 -06:00
Arnd Bergmann
c17c7cc775 Apple SoC DT updates for 5.16. Adds pinctrl and PCIe nodes.
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Merge tag 'asahi-soc-dt-5.16-v2' of https://github.com/AsahiLinux/linux into arm/dt

Apple SoC DT updates for 5.16. Adds pinctrl and PCIe nodes.

* tag 'asahi-soc-dt-5.16-v2' of https://github.com/AsahiLinux/linux:
  arm64: dts: apple: j274: Expose PCI node for the Ethernet MAC address
  arm64: dts: apple: t8103: Add root port interrupt routing
  arm64: dts: apple: t8103: Add PCIe DARTs
  arm64: apple: Add PCIe node
  arm64: apple: Add pinctrl nodes

Link: https://lore.kernel.org/r/6d41b29c-dafa-9b0e-d9ff-fe01eb6dce82@marcan.st
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-10-27 15:35:55 +02:00
Marc Zyngier
e1bebf9781 arm64: dts: apple: j274: Expose PCI node for the Ethernet MAC address
At the moment, all the Minis running Linux have the same MAC
address (00:10:18:00:00:00), which is a bit annoying.

Expose the PCI node corresponding to the Ethernet device, and
declare a 'local-mac-address' property. The bootloader will update
it (m1n1 already has the required feature). And if it doesn't, then
the default value is already present in the DT.

This relies on forcing the bus number for each port so that the
endpoints connected to them are correctly numbered (and keeps dtc
quiet).

Signed-off-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-10-27 21:12:32 +09:00
Marc Zyngier
128888a6fd arm64: dts: apple: t8103: Add root port interrupt routing
Add the interrupt-map properties that are required for INTx
signalling.

Tested-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-10-27 21:12:30 +09:00
Marc Zyngier
3c866bb795 arm64: dts: apple: t8103: Add PCIe DARTs
PCIe on the Apple M1 (aka t8103) requires the use of IOMMUs (aka
DARTs). Add the three instances that deal with the internal PCIe
ports and route each port's traffic through its DART.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-10-27 21:12:28 +09:00
Mark Kettenis
ff2a8d91d8 arm64: apple: Add PCIe node
Add node corresponding to the apcie,t8103 node in the
Apple device tree for the Mac mini (M1, 2020).

Power domain references and DART (IOMMU) references are left out
at the moment and will be added once the appropriate bindings have
been settled upon.

Acked-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210921183420.436-5-kettenis@openbsd.org
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-10-27 21:12:25 +09:00
Mark Kettenis
0a8282b831 arm64: apple: Add pinctrl nodes
Add pinctrl nodes corresponding to the gpio,t8101 nodes in the
Apple device tree for the Mac mini (M1, 2020).

Clock references are left out at the moment and will be added once
the appropriate bindings have been settled upon.

Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210520171310.772-3-mark.kettenis@xs4all.nl
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-10-27 21:12:24 +09:00
Linus Torvalds
d25f27432f ARM: SoC fixes for 5.15, part 3
One last set of small fixes for the soc tree:
 
  - Incorrect ethernet phy settings found on i.mx and
    allwinner platforms
 
  - a revert for a Qualcomm DT change that caused a boot
    regression
 
  - four patches for incorrect settings in i.MX DT files
 
  - new MAINTAINER file entries for dhcom boards
 
  - a Kconfig fix for a reset driver that became unselectable
 
  - three more code changes for bugs in reset drivers
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Merge tag 'arm-soc-fixes-5.15-3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC fixes from Arnd Bergmann:
 "One last set of small fixes for the soc tree:

   - Incorrect ethernet phy settings found on i.mx and allwinner
     platforms

   - a revert for a Qualcomm DT change that caused a boot regression

   - four patches for incorrect settings in i.MX DT files

   - new MAINTAINER file entries for dhcom boards

   - a Kconfig fix for a reset driver that became unselectable

   - three more code changes for bugs in reset drivers"

* tag 'arm-soc-fixes-5.15-3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc:
  MAINTAINERS: Add maintainers for DHCOM i.MX6 and DHCOM/DHCOR STM32MP1
  Revert "arm64: dts: qcom: sm8250: remove bus clock from the mdss node for sm8250 target"
  arm64: dts: imx8mm-kontron: Fix connection type for VSC8531 RGMII PHY
  arm64: dts: imx8mm-kontron: Fix CAN SPI clock frequency
  arm64: dts: imx8mm-kontron: Fix polarity of reg_rst_eth2
  arm64: dts: imx8mm-kontron: Set lower limit of VDD_SNVS to 800 mV
  arm64: dts: imx8mm-kontron: Make sure SOC and DRAM supply voltages are correct
  reset: socfpga: add empty driver allowing consumers to probe
  reset: tegra-bpmp: Handle errors in BPMP response
  reset: pistachio: Re-enable driver selection
  reset: brcmstb-rescal: fix incorrect polarity of status bit
  ARM: dts: sun7i: A20-olinuxino-lime2: Fix ethernet phy-mode
  arm64: dts: allwinner: h5: NanoPI Neo 2: Fix ethernet node
2021-10-26 15:24:33 -07:00
Jakub Kicinski
440ffcdd9d Merge https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
Daniel Borkmann says:

====================
pull-request: bpf 2021-10-26

We've added 12 non-merge commits during the last 7 day(s) which contain
a total of 23 files changed, 118 insertions(+), 98 deletions(-).

The main changes are:

1) Fix potential race window in BPF tail call compatibility check, from Toke Høiland-Jørgensen.

2) Fix memory leak in cgroup fs due to missing cgroup_bpf_offline(), from Quanyang Wang.

3) Fix file descriptor reference counting in generic_map_update_batch(), from Xu Kuohai.

4) Fix bpf_jit_limit knob to the max supported limit by the arch's JIT, from Lorenz Bauer.

5) Fix BPF sockmap ->poll callbacks for UDP and AF_UNIX sockets, from Cong Wang and Yucong Sun.

6) Fix BPF sockmap concurrency issue in TCP on non-blocking sendmsg calls, from Liu Jian.

7) Fix build failure of INODE_STORAGE and TASK_STORAGE maps on !CONFIG_NET, from Tejun Heo.

* https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf:
  bpf: Fix potential race in tail call compatibility check
  bpf: Move BPF_MAP_TYPE for INODE_STORAGE and TASK_STORAGE outside of CONFIG_NET
  selftests/bpf: Use recv_timeout() instead of retries
  net: Implement ->sock_is_readable() for UDP and AF_UNIX
  skmsg: Extract and reuse sk_msg_is_readable()
  net: Rename ->stream_memory_read to ->sock_is_readable
  tcp_bpf: Fix one concurrency problem in the tcp_bpf_send_verdict function
  cgroup: Fix memory leak caused by missing cgroup_bpf_offline
  bpf: Fix error usage of map_fd and fdget() in generic_map_update_batch()
  bpf: Prevent increasing bpf_jit_limit above max
  bpf: Define bpf_jit_alloc_exec_limit for arm64 JIT
  bpf: Define bpf_jit_alloc_exec_limit for riscv JIT
====================

Link: https://lore.kernel.org/r/20211026201920.11296-1-daniel@iogearbox.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-10-26 14:38:55 -07:00
Arnd Bergmann
d584cdc9e8 Qualcomm ARM64 DTS additional patches for v5.16
The RPM and RPMh sleep stats are introduced on a number of platforms, to
 aid the enablement of entering low power mode.
 
 The MSM8916 support receives some polishing touches, followed by
 introduction of the necessary pieces to use the DeviceTree on 32-bit
 variants of the MSM8916 platform, in particular to boot the secondary
 CPUs. Based on this support for the Samsung Galaxy S4 Mini Value Edition
 is introduced.
 
 The Asus Zenfone 2 Laser gained touchscreen, sensors and sdcard support.
 
 MSM8996 got support for the its crypto hardware and the Xiaomi Mi 5
 gained a description of its LCD panel.
 
 The Trogdor device on SC7180 gained support for a second source eDP
 brigde, while SC7280 gains PCIe support and the newly introduced
 Herobrine device.
 
 Both MSM8916 and SDM845 has their standalong SMEM node dropped, in favour
 of the newly introduced support for specifying the compatible directly
 on the reserved-memory node.
 
 The SM7225 platform is introduced, as a derrivative of SM6350, initial
 support for the PM6350 PMIC and based on this the Fairphone 4 is
 introduced.
 
 The RB3 and RB5 devices gains msm-id and board-id, to allow the two DTBs
 to be baked into a single boot.img that can be booted on both devices.
 
 As the GDSC driver has been extended to properly describe the
 relationship between MMCX and MDSS_GDSC, the now deprecated mmcx
 regulator is removed from SM8250.
 
 SM8350 gained CPU topology, idle-states and fastrpc support. FastRPC was
 also added for SM8150 and the SA8155p ADP got a couple of remoteprocs
 enabled.
 
 Additionally a number of DT validation issues was corrected across the
 various platforms and devices.
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Merge tag 'qcom-arm64-for-5.16-2' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/dt

Qualcomm ARM64 DTS additional patches for v5.16

The RPM and RPMh sleep stats are introduced on a number of platforms, to
aid the enablement of entering low power mode.

The MSM8916 support receives some polishing touches, followed by
introduction of the necessary pieces to use the DeviceTree on 32-bit
variants of the MSM8916 platform, in particular to boot the secondary
CPUs. Based on this support for the Samsung Galaxy S4 Mini Value Edition
is introduced.

The Asus Zenfone 2 Laser gained touchscreen, sensors and sdcard support.

MSM8996 got support for the its crypto hardware and the Xiaomi Mi 5
gained a description of its LCD panel.

The Trogdor device on SC7180 gained support for a second source eDP
brigde, while SC7280 gains PCIe support and the newly introduced
Herobrine device.

Both MSM8916 and SDM845 has their standalong SMEM node dropped, in favour
of the newly introduced support for specifying the compatible directly
on the reserved-memory node.

The SM7225 platform is introduced, as a derrivative of SM6350, initial
support for the PM6350 PMIC and based on this the Fairphone 4 is
introduced.

The RB3 and RB5 devices gains msm-id and board-id, to allow the two DTBs
to be baked into a single boot.img that can be booted on both devices.

As the GDSC driver has been extended to properly describe the
relationship between MMCX and MDSS_GDSC, the now deprecated mmcx
regulator is removed from SM8250.

SM8350 gained CPU topology, idle-states and fastrpc support. FastRPC was
also added for SM8150 and the SA8155p ADP got a couple of remoteprocs
enabled.

Additionally a number of DT validation issues was corrected across the
various platforms and devices.

* tag 'qcom-arm64-for-5.16-2' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux: (77 commits)
  Revert "arm64: dts: qcom: msm8916-asus-z00l: Add sensors"
  arm64: dts: qcom: ipq6018: Remove unused 'iface_clk' property from dma-controller node
  arm64: dts: qcom: ipq6018: Remove unused 'qcom,config-pipe-trust-reg' property
  arm64: dts: qcom: sm8350: Add CPU topology and idle-states
  arm64: dts: qcom: Drop unneeded extra device-specific includes
  arm64: dts: qcom: msm8916: Drop standalone smem node
  arm64: dts: qcom: Fix node name of rpm-msg-ram device nodes
  arm64: dts: qcom: msm8916-asus-z00l: Add sensors
  arm64: dts: qcom: msm8916-asus-z00l: Add SDCard
  arm64: dts: qcom: msm8916-asus-z00l: Add touchscreen
  arm64: dts: qcom: sdm845-oneplus: remove devinfo-size from ramoops node
  arm64: dts: qcom: sdm845: Fix Qualcomm crypto engine bus clock
  arm64: dts: qcom: msm8996: Add device tree entries to support crypto engine
  arm64: dts: qcom: msm8996: move clock-frequency from PN547 NFC to I2C bus
  arm64: dts: qcom: msm8916-asus-z00l: Add sensors
  arm64: dts: qcom: sdm630: Add disabled Venus support
  arm64: dts: qcom: pm660l: Remove board-specific WLED configuration
  arm64: dts: qcom: Move WLED num-strings from pmi8994 to sony-xperia-tone
  arm64: dts: qcom: pmi8994: Remove hardcoded linear WLED enabled-strings
  arm64: dts: qcom: pmi8994: Fix "eternal"->"external" typo in WLED node
  ...

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-10-26 22:28:18 +02:00
Arnd Bergmann
fa348938db Qualcomm ARM64 defconfig updates for v5.16
The major change here is the disabling of the firmware loades user space
 fallback, this is done as arm64 is the only platform with this flag
 enabled and as a result doesn't play nice with standard distributions.
 
 It then enables the new limits driver, which controls the hardware based
 thermal mitigation on a range of Qualcomm platforms. The prima/pronto
 WiFi and Bluetooth drivers are enabled to ensure these features works
 out of the box, now that the last details in the dts are landed.
 
 The new driver for acquiring sleep stats is enabled to facilitate the
 various efforts on getting these platforms into low power mode.
 
 Lastly the base SC7280 drivers needed to simply boot this platform are
 enabled.
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Merge tag 'qcom-arm64-defconfig-for-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/defconfigs

Qualcomm ARM64 defconfig updates for v5.16

The major change here is the disabling of the firmware loades user space
fallback, this is done as arm64 is the only platform with this flag
enabled and as a result doesn't play nice with standard distributions.

It then enables the new limits driver, which controls the hardware based
thermal mitigation on a range of Qualcomm platforms. The prima/pronto
WiFi and Bluetooth drivers are enabled to ensure these features works
out of the box, now that the last details in the dts are landed.

The new driver for acquiring sleep stats is enabled to facilitate the
various efforts on getting these platforms into low power mode.

Lastly the base SC7280 drivers needed to simply boot this platform are
enabled.

* tag 'qcom-arm64-defconfig-for-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux:
  arm64: defconfig: Enable Qualcomm LMH driver
  arm64: defconfig: Enable Qualcomm prima/pronto drivers
  arm64: defconfig: Enable Sleep stats driver
  arm64: defconfig: Enable QTI SC7280 pinctrl, gcc and interconnect
  arm64: defconfig: Disable firmware sysfs fallback

Link: https://lore.kernel.org/r/20211026134953.1204327-1-bjorn.andersson@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-10-26 18:16:46 +02:00
Arnd Bergmann
f253fb365e Samsung DTS ARM64 changes for v5.16, part two
1. Add chassis-type property.
 2. Add ChipID node to ExynosAutov9 DTSI.
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Merge tag 'samsung-dt64-5.16-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into arm/dt

Samsung DTS ARM64 changes for v5.16, part two

1. Add chassis-type property.
2. Add ChipID node to ExynosAutov9 DTSI.

* tag 'samsung-dt64-5.16-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  arm64: dts: exynos: add chipid node for exynosautov9 SoC
  arm64: dts: exynos: add 'chassis-type' property

Link: https://lore.kernel.org/r/20211026094709.75692-4-krzysztof.kozlowski@canonical.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-10-26 18:14:22 +02:00
Rob Herring
25b892b583
ARM: dts: arm: Update register-bit-led nodes 'reg' and node names
Add a 'reg' entry for register-bit-led nodes on the Arm Ltd platforms.
The 'reg' entry is the LED control register address. With this, the node
name can be updated to use a generic node name, 'led', and a
unit-address.

Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Liviu Dudau <liviu.dudau@arm.com>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20211024232003.211484-1-linus.walleij@linaro.org'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-10-26 17:20:41 +02:00