1133151 Commits

Author SHA1 Message Date
Stephen Boyd
b7f257ceb3 Merge branches 'clk-fixed-rate', 'clk-spreadtrum', 'clk-pxa' and 'clk-ti' into clk-next
- More devm helpers for fixed rate registration
 - Add Spreadtrum UMS512 SoC clk support
 - Various PXA168 clk driver fixes

* clk-fixed-rate:
  clk: fixed-rate: add devm_clk_hw_register_fixed_rate
  clk: asm9260: use parent index to link the reference clock

* clk-spreadtrum:
  clk: sprd: Add clocks support for UMS512

* clk-pxa:
  clk: pxa: add a check for the return value of kzalloc()
  clk: mmp: pxa168: control shared SDH bits with separate clock
  dt-bindings: marvell,pxa168: add clock ids for SDH AXI clocks
  clk: mmp: pxa168: add clocks for SDH2 and SDH3
  dt-bindings: marvell,pxa168: add clock id for SDH3
  clk: mmp: pxa168: fix GPIO clock enable bits
  clk: mmp: pxa168: add muxes for more peripherals
  clk: mmp: pxa168: fix incorrect parent clocks
  clk: mmp: pxa168: fix const-correctness
  clk: mmp: pxa168: add new clocks for peripherals
  dt-bindings: marvell,pxa168: add clock ids for additional dividers
  clk: mmp: pxa168: fix incorrect dividers
  clk: mmp: pxa168: add additional register defines

* clk-ti:
  clk: davinci: cfgchip: Use dev_err_probe() helper
  clk: davinci: pll: fix spelling typo in comment
  MAINTAINERS: add header file to TI DAVINCI SERIES CLOCK DRIVER
2022-10-04 10:54:14 -07:00
Stephen Boyd
26bebbfed5 Merge branches 'clk-rockchip', 'clk-renesas', 'clk-microchip', 'clk-allwinner' and 'clk-imx' into clk-next
* clk-rockchip:
  dt-bindings: clock: rockchip: change SPDX-License-Identifier
  dt-bindings: clock: convert rockchip,rk3128-cru.txt to YAML
  clk: rockchip: Add clock controller support for RV1126 SoC
  dt-bindings: clock: rockchip: Document RV1126 CRU
  clk: rockchip: Add dt-binding header for RV1126
  clk: rockchip: Add MUXTBL variant

* clk-renesas:
  clk: renesas: r8a779g0: Add EtherAVB clocks
  clk: renesas: r8a779g0: Add PFC/GPIO clocks
  clk: renesas: r8a779g0: Add I2C clocks
  clk: renesas: r8a779g0: Add watchdog clock
  dt-bindings: clock: renesas,rzg2l: Document RZ/Five SoC
  clk: renesas: r8a779f0: Add MSIOF clocks
  clk: renesas: r9a09g011: Add IIC clock and reset entries
  clk: renesas: r9a07g044: Add conditional compilation for r9a07g044_cpg_info
  clk: renesas: r8a779f0: Add TMU and parent SASYNC clocks
  clk: renesas: r8a779f0: Add CMT clocks
  clk: renesas: r8a779f0: Add SDH0 clock

* clk-microchip:
  clk: at91: sama5d2: Add Generic Clocks for UART/USART
  clk: microchip: add PolarFire SoC fabric clock support
  dt-bindings: clk: add PolarFire SoC fabric clock ids
  dt-bindings: clk: document PolarFire SoC fabric clocks
  dt-bindings: clk: rename mpfs-clkcfg binding
  clk: microchip: mpfs: update module authorship & licencing
  clk: microchip: mpfs: convert periph_clk to clk_gate
  clk: microchip: mpfs: convert cfg_clk to clk_divider
  clk: microchip: mpfs: delete 2 line mpfs_clk_register_foo()
  clk: microchip: mpfs: simplify control reg access
  clk: microchip: mpfs: move id & offset out of clock structs
  clk: microchip: mpfs: add MSS pll's set & round rate
  MAINTAINERS: add polarfire soc reset controller
  reset: add polarfire soc reset support
  clk: microchip: mpfs: add reset controller
  dt-bindings: clk: microchip: mpfs: add reset controller support
  clk: microchip: mpfs: make the rtc's ahb clock critical
  clk: microchip: mpfs: fix clk_cfg array bounds violation

* clk-allwinner:
  clk: sunxi-ng: ccu-sun9i-a80-usb: Use dev_err_probe() helper
  clk: sunxi-ng: ccu-sun9i-a80-de: Use dev_err_probe() helper
  clk: sunxi-ng: sun8i-de2: Use dev_err_probe() helper
  clk: sunxi-ng: d1: Limit PLL rates to stable ranges

* clk-imx:
  clk: imx: scu: fix memleak on platform_device_add() fails
  clk: imx93: add SAI IPG clk
  clk: imx93: add MU1/2 clock
  clk: imx93: switch to use new clk gate API
  clk: imx: add i.MX93 clk gate
  clk: imx: clk-composite-93: check white_list
  clk: imx: clk-composite-93: check slice busy
  dt-bindings: clock: imx93-clock: add more MU/SAI clocks
  dt-bindings: clock: imx8mm: don't use multiple blank lines
  clk: imx8mp: tune the order of enet_qos_root_clk
2022-10-04 10:54:02 -07:00
Stephen Boyd
a64b79c01c Merge branches 'clk-samsung', 'clk-mtk', 'clk-rm', 'clk-ast' and 'clk-qcom' into clk-next
- Add resets for MediaTek MT8195 PCIe and USB
 - Remove DaVinci DM644x and DM646x clk driver support

* clk-samsung:
  clk: samsung: MAINTAINERS: add Krzysztof Kozlowski
  clk: samsung: exynos850: Implement CMU_MFCMSCL domain
  clk: samsung: exynos850: Implement CMU_IS domain
  clk: samsung: exynos850: Implement CMU_AUD domain
  clk: samsung: exynos850: Style fixes
  clk: samsung: exynosautov9: add fsys1 clock support
  clk: samsung: exynosautov9: add fsys0 clock support
  clk: samsung: exynosautov9: correct register offsets of peric0/c1
  clk: samsung: exynosautov9: add missing gate clks for peric0/c1
  dt-bindings: clock: exynos850: Add Exynos850 CMU_MFCMSCL
  dt-bindings: clock: exynos850: Add Exynos850 CMU_IS
  dt-bindings: clock: exynos850: Add Exynos850 CMU_AUD
  dt-bindings: clock: exynosautov9: add schema for cmu_fsys0/1
  dt-bindings: clock: exynosautov9: add fsys1 clock definitions
  dt-bindings: clock: exynosautov9: add fys0 clock definitions
  clk: samsung: exynos7885: Add TREX clocks
  clk: samsung: exynos7885: Implement CMU_FSYS domain
  dt-bindings: clock: exynosautov9: correct clock numbering of peric0/c1
  clk: samsung: exynos-clkout: Use of_device_get_match_data()

* clk-mtk: (42 commits)
  clk: mediatek: add driver for MT8365 SoC
  clk: mediatek: Export required common code symbols
  clk: mediatek: Provide mtk_devm_alloc_clk_data
  dt-bindings: clock: mediatek: add bindings for MT8365 SoC
  clk: mediatek: mt8192: deduplicate parent clock lists
  clk: mediatek: Migrate remaining clk_unregister_*() to clk_hw_unregister_*()
  clk: mediatek: fix unregister function in mtk_clk_register_dividers cleanup
  clk: mediatek: clk-mt8192: Add clock mux notifier for mfg_pll_sel
  clk: mediatek: clk-mt8192-mfg: Propagate rate changes to parent
  clk: mediatek: clk-mt8195-topckgen: Drop univplls from mfg mux parents
  clk: mediatek: clk-mt8195-topckgen: Add GPU clock mux notifier
  clk: mediatek: clk-mt8195-topckgen: Register mfg_ck_fast_ref as generic mux
  clk: mediatek: clk-mt8195-mfg: Reparent mfg_bg3d and propagate rate changes
  clk: mediatek: mt8183: Add clk mux notifier for MFG mux
  clk: mediatek: mux: add clk notifier functions
  clk: mediatek: mt8183: mfgcfg: Propagate rate changes to parent
  clk: mediatek: Use mtk_clk_register_gates_with_dev in simple probe
  clk: mediatek: gate: Export mtk_clk_register_gates_with_dev
  clk: mediatek: add VDOSYS1 clock
  dt-bindings: clk: mediatek: Add MT8195 DPI clocks
  ...

* clk-rm:
  clk: davinci: remove PLL and PSC clocks for DaVinci DM644x and DM646x

* clk-ast:
  clk: ast2600: BCLK comes from EPLL

* clk-qcom: (97 commits)
  clk: qcom: gcc-sm6375: Ensure unsigned long type
  clk: qcom: gcc-sm6375: Remove unused variables
  clk: qcom: kpss-xcc: convert to parent data API
  clk: introduce (devm_)hw_register_mux_parent_data_table API
  clk: qcom: gcc-msm8939: use ARRAY_SIZE instead of specifying num_parents
  clk: qcom: gcc-msm8939: use parent_hws where possible
  dt-bindings: clock: move qcom,gcc-msm8939 to qcom,gcc-msm8916.yaml
  clk: qcom: gcc-sm6350: Update the .pwrsts for usb gdscs
  clk: qcom: gcc-sc8280xp: use retention for USB power domains
  clk: qcom: gdsc: add missing error handling
  dt-bindings: clocks: qcom,gcc-sc8280xp: Fix typos
  clk: qcom: Add global clock controller driver for SM6375
  dt-bindings: clock: add SM6375 QCOM global clock bindings
  clk: qcom: alpha: Add support for programming the PLL_FSM_LEGACY_MODE bit
  clk: qcom: gcc-sc7280: Update the .pwrsts for usb gdscs
  clk: qcom: gcc-sc7180: Update the .pwrsts for usb gdsc
  clk: qcom: gdsc: Fix the handling of PWRSTS_RET support
  clk: qcom: Add SC8280XP GPU clock controller
  dt-bindings: clock: Add Qualcomm SC8280XP GPU binding
  clk: qcom: smd: Add SM6375 clocks
  ...
2022-10-04 10:53:41 -07:00
Stephen Boyd
49f4c2d101 Merge branches 'clk-ofnode', 'clk-bindings', 'clk-cleanup', 'clk-zynq' and 'clk-xilinx' into clk-next
- Miscellaneous of_node_put() fixes
 - Nuke dt-bindings/clk path (again) by moving headers to dt-bindings/clock
 - Convert gpio-clk-gate binding to YAML
 - Various fixes to AMD/Xilinx Zynqmp clk driver
 - Graduate AMD/Xilinx "clocking wizard" driver from staging

* clk-ofnode:
  clk: ti: Balance of_node_get() calls for of_find_node_by_name()
  clk: tegra20: Fix refcount leak in tegra20_clock_init
  clk: tegra: Fix refcount leak in tegra114_clock_init
  clk: tegra: Fix refcount leak in tegra210_clock_init
  clk: sprd: Hold reference returned by of_get_parent()
  clk: berlin: Add of_node_put() for of_get_parent()
  clk: at91: dt-compat: Hold reference returned by of_get_parent()
  clk: qoriq: Hold reference returned by of_get_parent()
  clk: oxnas: Hold reference returned by of_get_parent()
  clk: st: Hold reference returned by of_get_parent()
  clk: tegra: Add missing of_node_put()
  clk: meson: Hold reference returned by of_get_parent()
  clk: nomadik: Add missing of_node_put()

* clk-bindings:
  dt-bindings: clock: drop minItems equal to maxItems
  dt-bindings: clock: gpio-gate-clock: Convert to json-schema
  dt-bindings: clock: Move versaclock.h to dt-bindings/clock
  dt-bindings: clock: Move lochnagar.h to dt-bindings/clock

* clk-cleanup:
  clk: allow building lan966x as a module
  clk: clk-xgene: simplify if-if to if-else
  clk: nxp: fix typo in comment
  clk: mvebu: armada-37xx-tbg: Remove the unneeded result variable
  clk: ti: dra7-atl: Fix reference leak in of_dra7_atl_clk_probe
  clkdev: Simplify devm_clk_hw_register_clkdev() function
  clkdev: Remove never used devm_clk_release_clkdev()
  clk: Remove never used devm_of_clk_del_provider()
  clk: pistachio: Fix initconst confusion
  clk: clk-npcm7xx: Remove unused struct npcm7xx_clk_gate_data and npcm7xx_clk_div_fixed_data
  clk: do not initialize ret
  clk: remove extra empty line
  clk: Fix comment typo
  clk: move from strlcpy with unused retval to strscpy

* clk-zynq:
  clk: zynqmp: pll: rectify rate rounding in zynqmp_pll_round_rate
  clk: zynqmp: Check the return type zynqmp_pm_query_data
  clk: zynqmp: Add a check for NULL pointer
  clk: zynqmp: Replaced strncpy() with strscpy()
  clk: zynqmp: Fix stack-out-of-bounds in strncpy`
  clk: zynqmp: make bestdiv unsigned

* clk-xilinx:
  clk: clocking-wizard: Depend on HAS_IOMEM
  clk: clocking-wizard: Use dev_err_probe() helper
  clk: clocking-wizard: Update the compatible
  clk: clocking-wizard: Fix the reconfig for 5.2
  clk: clocking-wizard: Rename nr-outputs to xlnx,nr-outputs
  clk: clocking-wizard: Move clocking-wizard out
  dt-bindings: add documentation of xilinx clocking wizard
2022-10-04 10:53:04 -07:00
Stephen Boyd
39bc9b589e clk: qcom: gcc-sm6375: Ensure unsigned long type
This PLL frequency needs a UL postfix to avoid compiler warnings on
32-bit architectures.

Fixes: 184fdd873d83 ("clk: qcom: Add global clock controller driver for SM6375")
Cc: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2022-10-04 10:24:26 -07:00
Linus Torvalds
3eba620e7b - The usual round of smaller fixes and cleanups all over the tree
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Merge tag 'x86_cleanups_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 cleanups from Borislav Petkov:

 - The usual round of smaller fixes and cleanups all over the tree

* tag 'x86_cleanups_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/cpu: Include the header of init_ia32_feat_ctl()'s prototype
  x86/uaccess: Improve __try_cmpxchg64_user_asm() for x86_32
  x86: Fix various duplicate-word comment typos
  x86/boot: Remove superfluous type casting from arch/x86/boot/bitops.h
2022-10-04 10:24:11 -07:00
Konrad Dybcio
a76d550f76 clk: qcom: gcc-sm6375: Remove unused variables
gcc_parent_data_15 and gcc_parent_map_15 are not used in this driver.
Remove them.

Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Link: https://lore.kernel.org/r/20221003211438.25691-1-konrad.dybcio@somainline.org
Fixes: 184fdd873d83 ("clk: qcom: Add global clock controller driver for SM6375")
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2022-10-04 10:18:19 -07:00
Linus Torvalds
193e2268a3 - More work by James Morse to disentangle the resctrl filesystem generic
code from the architectural one with the endgoal of plugging ARM's MPAM
 implementation into it too so that the user interface remains the same
 
 - Properly restore the MSR_MISC_FEATURE_CONTROL value instead of blindly
 overwriting it to 0
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Merge tag 'x86_cache_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 cache resource control updates from Borislav Petkov:

 - More work by James Morse to disentangle the resctrl filesystem
   generic code from the architectural one with the endgoal of plugging
   ARM's MPAM implementation into it too so that the user interface
   remains the same

 - Properly restore the MSR_MISC_FEATURE_CONTROL value instead of
   blindly overwriting it to 0

* tag 'x86_cache_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (22 commits)
  x86/resctrl: Make resctrl_arch_rmid_read() return values in bytes
  x86/resctrl: Add resctrl_rmid_realloc_limit to abstract x86's boot_cpu_data
  x86/resctrl: Rename and change the units of resctrl_cqm_threshold
  x86/resctrl: Move get_corrected_mbm_count() into resctrl_arch_rmid_read()
  x86/resctrl: Move mbm_overflow_count() into resctrl_arch_rmid_read()
  x86/resctrl: Pass the required parameters into resctrl_arch_rmid_read()
  x86/resctrl: Abstract __rmid_read()
  x86/resctrl: Allow per-rmid arch private storage to be reset
  x86/resctrl: Add per-rmid arch private storage for overflow and chunks
  x86/resctrl: Calculate bandwidth from the previous __mon_event_count() chunks
  x86/resctrl: Allow update_mba_bw() to update controls directly
  x86/resctrl: Remove architecture copy of mbps_val
  x86/resctrl: Switch over to the resctrl mbps_val list
  x86/resctrl: Create mba_sc configuration in the rdt_domain
  x86/resctrl: Abstract and use supports_mba_mbps()
  x86/resctrl: Remove set_mba_sc()s control array re-initialisation
  x86/resctrl: Add domain offline callback for resctrl work
  x86/resctrl: Group struct rdt_hw_domain cleanup
  x86/resctrl: Add domain online callback for resctrl work
  x86/resctrl: Merge mon_capable and mon_enabled
  ...
2022-10-04 10:14:58 -07:00
Linus Torvalds
b5f0b11353 - Get rid of a single ksize() usage
- By popular demand, print the previous microcode revision an update
   was done over
 
 - Remove more code related to the now gone MICROCODE_OLD_INTERFACE
 
 - Document the problems stemming from microcode late loading
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Merge tag 'x86_microcode_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x75 microcode loader updates from Borislav Petkov:

 - Get rid of a single ksize() usage

 - By popular demand, print the previous microcode revision an update
   was done over

 - Remove more code related to the now gone MICROCODE_OLD_INTERFACE

 - Document the problems stemming from microcode late loading

* tag 'x86_microcode_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/microcode/AMD: Track patch allocation size explicitly
  x86/microcode: Print previous version of microcode after reload
  x86/microcode: Remove ->request_microcode_user()
  x86/microcode: Document the whole late loading problem
2022-10-04 10:12:08 -07:00
Linus Torvalds
9bf445b65d - Ensure paravirt patching site descriptors are aligned properly so that
code can do proper arithmetic with their addresses
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Merge tag 'x86_paravirt_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 paravirt fix from Borislav Petkov:

 - Ensure paravirt patching site descriptors are aligned properly so
   that code can do proper arithmetic with their addresses

* tag 'x86_paravirt_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/paravirt: Ensure proper alignment
2022-10-04 10:03:40 -07:00
Linus Torvalds
901735e51e - Drop misleading "RIP" from the opcodes dumping message
- Correct APM entry's Konfig help text
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Merge tag 'x86_misc_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull misc x86 fixes from Borislav Petkov:

 - Drop misleading "RIP" from the opcodes dumping message

 - Correct APM entry's Konfig help text

* tag 'x86_misc_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/dumpstack: Don't mention RIP in "Code: "
  x86/Kconfig: Specify idle=poll instead of no-hlt
2022-10-04 10:00:27 -07:00
Linus Torvalds
bb1f11546e - "Slap" the __builtin_ffs/ctzl() compiler builtins in front of the
kernel's optimized ffs()/ffz() helpers in order to make use of the
 compiler's constant folding optmization passes.
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Merge tag 'x86_asm_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 asm update from Borislav Petkov:

 - Use the __builtin_ffs/ctzl() compiler builtins for the constant
   argument case in the kernel's optimized ffs()/ffz() helpers in order
   to make use of the compiler's constant folding optmization passes.

* tag 'x86_asm_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/asm/bitops: Use __builtin_ctzl() to evaluate constant expressions
  x86/asm/bitops: Use __builtin_ffs() to evaluate constant expressions
2022-10-04 09:49:50 -07:00
Linus Torvalds
8cded8fb12 - Make sure an INT3 is slapped after every unconditional retpoline JMP
as both vendors suggest
 
 - Clean up pciserial a bit
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Merge tag 'x86_core_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 core fixes from Borislav Petkov:

 - Make sure an INT3 is slapped after every unconditional retpoline JMP
   as both vendors suggest

 - Clean up pciserial a bit

* tag 'x86_core_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86,retpoline: Be sure to emit INT3 after JMP *%\reg
  x86/earlyprintk: Clean up pciserial
2022-10-04 09:46:22 -07:00
Linus Torvalds
5bb3a16dbe - Add support for locking the APIC in X2APIC mode to prevent SGX enclave leaks
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Merge tag 'x86_apic_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 APIC update from Borislav Petkov:

 - Add support for locking the APIC in X2APIC mode to prevent SGX
   enclave leaks

* tag 'x86_apic_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/apic: Don't disable x2APIC if locked
2022-10-04 09:37:02 -07:00
Linus Torvalds
51eaa866a5 - Fix the APEI MCE callback handler to consult the hardware about the
granularity of the memory error instead of hard-coding it
 
 - Offline memory pages on Intel machines after 2 errors reported per page
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Merge tag 'ras_core_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 RAS updates from Borislav Petkov:

 - Fix the APEI MCE callback handler to consult the hardware about the
   granularity of the memory error instead of hard-coding it

 - Offline memory pages on Intel machines after 2 errors reported per
   page

* tag 'ras_core_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/mce: Retrieve poison range from hardware
  RAS/CEC: Reduce offline page threshold for Intel systems
2022-10-04 09:33:12 -07:00
Linus Torvalds
7db99f01d1 - Print the CPU number at segfault time. The number printed is not
always accurate (preemption is enabled at that time) but the print string
   contains "likely" and after a lot of back'n'forth on this, this was the
   consensus that was reached. See thread starting at:
   https://lore.kernel.org/r/5d62c1d0-7425-d5bb-ecb5-1dc3b4d7d245@intel.com
 
 - After a *lot* of testing and polishing, finally the clear_user()
   improvements to inline REP; STOSB by default
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Merge tag 'x86_cpu_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 cpu updates from Borislav Petkov:

 - Print the CPU number at segfault time.

   The number printed is not always accurate (preemption is enabled at
   that time) but the print string contains "likely" and after a lot of
   back'n'forth on this, this was the consensus that was reached. See
   thread at [1].

 - After a *lot* of testing and polishing, finally the clear_user()
   improvements to inline REP; STOSB by default

Link: https://lore.kernel.org/r/5d62c1d0-7425-d5bb-ecb5-1dc3b4d7d245@intel.com [1]

* tag 'x86_cpu_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/mm: Print likely CPU at segfault time
  x86/clear_user: Make it faster
2022-10-04 09:21:30 -07:00
Linus Torvalds
ba94a7a900 - Improve the documentation of a couple of SGX functions handling
backing storage
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Merge tag 'x86_sgx_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 SGX update from Borislav Petkov:

 - Improve the documentation of a couple of SGX functions handling
   backing storage

* tag 'x86_sgx_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/sgx: Improve comments for sgx_encl_lookup/alloc_backing()
2022-10-04 09:17:44 -07:00
Linus Torvalds
f8475a6749 - Cleanup x86/rtc.c and delete duplicated functionality in favor of
using the respective functionality from the RTC library
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Merge tag 'x86_timers_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 RTC cleanups from Borislav Petkov:

 - Cleanup x86/rtc.c and delete duplicated functionality in favor of
   using the respective functionality from the RTC library

* tag 'x86_timers_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/rtc: Rename mach_set_rtc_mmss() to mach_set_cmos_time()
  x86/rtc: Rewrite & simplify mach_get_cmos_time() by deleting duplicated functionality
2022-10-04 09:13:21 -07:00
Linus Torvalds
3339914a58 - Get TSC and CPU frequency from CPUID leaf 0x40000010 when the kernel
is running as a guest on the ACRN hypervisor
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Merge tag 'x86_platform_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 platform update from Borislav Petkov:
 "A single x86/platform improvement when the kernel is running as an
  ACRN guest:

   - Get TSC and CPU frequency from CPUID leaf 0x40000010 when the
     kernel is running as a guest on the ACRN hypervisor"

* tag 'x86_platform_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/acrn: Set up timekeeping
2022-10-04 09:06:35 -07:00
Linus Torvalds
bf7676251b - Add support for Skylake-S CPUs to ie31200_edac
- Improve error decoding speed of the Intel drivers by avoiding the ACPI facilities
   but doing decoding in the driver itself
 
 - Other misc improvements to the Intel drivers
 
 - The usual cleanups and fixlets all over EDAC land
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Merge tag 'edac_updates_for_v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras

Pull EDAC updates from Borislav Petkov:

 - Add support for Skylake-S CPUs to ie31200_edac

 - Improve error decoding speed of the Intel drivers by avoiding the
   ACPI facilities but doing decoding in the driver itself

 - Other misc improvements to the Intel drivers

 - The usual cleanups and fixlets all over EDAC land

* tag 'edac_updates_for_v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras:
  EDAC/i7300: Correct the i7300_exit() function name in comment
  x86/sb_edac: Add row column translation for Broadwell
  EDAC/i10nm: Print an extra register set of retry_rd_err_log
  EDAC/i10nm: Retrieve and print retry_rd_err_log registers for HBM
  EDAC/skx_common: Add ChipSelect ADXL component
  EDAC/ppc_4xx: Reorder symbols to get rid of a few forward declarations
  EDAC: Remove obsolete declarations in edac_module.h
  EDAC/i10nm: Add driver decoder for Ice Lake and Tremont CPUs
  EDAC/skx_common: Make output format similar
  EDAC/skx_common: Use driver decoder first
  EDAC/mc: Drop duplicated dimm->nr_pages debug printout
  EDAC/mc: Replace spaces with tabs in memtype flags definition
  EDAC/wq: Remove unneeded flush_workqueue()
  EDAC/ie31200: Add Skylake-S support
2022-10-04 08:58:02 -07:00
Geert Uytterhoeven
0e0abad2a7 io_uring: Add missing inline to io_uring_cmd_import_fixed() dummy
If CONFIG_IO_URING is not set:

    include/linux/io_uring.h:65:12: error: ‘io_uring_cmd_import_fixed’ defined but not used [-Werror=unused-function]
       65 | static int io_uring_cmd_import_fixed(u64 ubuf, unsigned long len, int rw,
	  |            ^~~~~~~~~~~~~~~~~~~~~~~~~

Fix this by adding the missing "inline" keyword.

Fixes: a9216fac3ed8819c ("io_uring: add io_uring_cmd_import_fixed")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/7404b4a696f64e33e5ef3c5bd3754d4f26d13e50.1664887093.git.geert+renesas@glider.be
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2022-10-04 08:13:20 -06:00
Nicholas Piggin
0fa6831811 powerpc/64: Fix msr_check_and_set/clear MSR[EE] race
irq soft-masking means that when Linux irqs are disabled, the MSR[EE]
value can change from 1 to 0 asynchronously: if a masked interrupt of
the PACA_IRQ_MUST_HARD_MASK variety fires while irqs are disabled,
the masked handler will return with MSR[EE]=0.

This means a sequence like mtmsr(mfmsr() | MSR_FP) is racy if it can
be called with local irqs disabled, unless a hard_irq_disable has been
done.

Reported-by: Sachin Sant <sachinp@linux.ibm.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221004051157.308999-2-npiggin@gmail.com
2022-10-04 23:16:20 +11:00
Nicholas Piggin
8154850b28 powerpc/64s/interrupt: Change must-hard-mask interrupt check from BUG to WARN
This new assertion added is generally harmless and gets fixed up
naturally, but it does indicate a problem with MSR manipulation
somewhere.

Fixes: c39fb71a54f0 ("powerpc/64s/interrupt: masked handler debug check for previous hard disable")
Reported-by: Sachin Sant <sachinp@linux.ibm.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Tested-by: Sachin Sant <sachinp@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221004051157.308999-1-npiggin@gmail.com
2022-10-04 23:16:20 +11:00
Wang Kefeng
e66372ecb8 ARM: 9246/1: dump: show page table level name
ARM could have 3 page table level if ARM_LPAE enabled, or only 2 page
table level, let's show the page table level name when dump.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
2022-10-04 11:09:48 +01:00
Wang Kefeng
afd1efa1d8 ARM: 9245/1: dump: show FDT region
Since commit 7a1be318f579 ("ARM: 9012/1: move device tree mapping out
of linear region"), FDT is placed between the end of the vmalloc region
and the start of the fixmap region, let's show it in dump.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
2022-10-04 11:09:48 +01:00
Alex Sverdlin
823f606ab6 ARM: 9242/1: kasan: Only map modules if CONFIG_KASAN_VMALLOC=n
In case CONFIG_KASAN_VMALLOC=y kasan_populate_vmalloc() allocates the
shadow pages dynamically. But even worse is that kasan_release_vmalloc()
releases them, which is not compatible with create_mapping() of
MODULES_VADDR..MODULES_END range:

BUG: Bad page state in process kworker/9:1  pfn:2068b
page:e5e06160 refcount:0 mapcount:0 mapping:00000000 index:0x0
flags: 0x1000(reserved)
raw: 00001000 e5e06164 e5e06164 00000000 00000000 00000000 ffffffff 00000000
page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set
bad because of flags: 0x1000(reserved)
Modules linked in: ip_tables
CPU: 9 PID: 154 Comm: kworker/9:1 Not tainted 5.4.188-... #1
Hardware name: LSI Axxia AXM55XX
Workqueue: events do_free_init
unwind_backtrace
show_stack
dump_stack
bad_page
free_pcp_prepare
free_unref_page
kasan_depopulate_vmalloc_pte
__apply_to_page_range
apply_to_existing_page_range
kasan_release_vmalloc
__purge_vmap_area_lazy
_vm_unmap_aliases.part.0
__vunmap
do_free_init
process_one_work
worker_thread
kthread

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Alexander Sverdlin <alexander.sverdlin@nokia.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
2022-10-04 11:09:48 +01:00
Linus Walleij
8770b9e575 ARM: 9240/1: dma-mapping: Pass (void *) to virt_to_page()
Pointers to virtual memory functions are (void *) but the
__dma_update_pte() function is passing an unsigned long.
Fix this up by explicit cast.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
2022-10-04 11:09:48 +01:00
Li Huafei
752ec621ef ARM: 9234/1: stacktrace: Avoid duplicate saving of exception PC value
Because an exception stack frame is not created in the exception entry,
save_trace() does special handling for the exception PC, but this is
only needed when CONFIG_FRAME_POINTER_UNWIND=y. When
CONFIG_ARM_UNWIND=y, unwind annotations have been added to the exception
entry and save_trace() will repeatedly save the exception PC:

    [0x7f000090] hrtimer_hander+0x8/0x10 [hrtimer]
    [0x8019ec50] __hrtimer_run_queues+0x18c/0x394
    [0x8019f760] hrtimer_run_queues+0xbc/0xd0
    [0x8019def0] update_process_times+0x34/0x80
    [0x801ad2a4] tick_periodic+0x48/0xd0
    [0x801ad3dc] tick_handle_periodic+0x1c/0x7c
    [0x8010f2e0] twd_handler+0x30/0x40
    [0x80177620] handle_percpu_devid_irq+0xa0/0x23c
    [0x801718d0] generic_handle_domain_irq+0x24/0x34
    [0x80502d28] gic_handle_irq+0x74/0x88
    [0x8085817c] generic_handle_arch_irq+0x58/0x78
    [0x80100ba8] __irq_svc+0x88/0xc8
    [0x80108114] arch_cpu_idle+0x38/0x3c
    [0x80108114] arch_cpu_idle+0x38/0x3c    <==== duplicate saved exception PC
    [0x80861bf8] default_idle_call+0x38/0x130
    [0x8015d5cc] do_idle+0x150/0x214
    [0x8015d978] cpu_startup_entry+0x18/0x1c
    [0x808589c0] rest_init+0xd8/0xdc
    [0x80c00a44] arch_post_acpi_subsys_init+0x0/0x8

We can move the special handling of the exception PC in save_trace() to
the unwind_frame() of the frame pointer unwinder.

Signed-off-by: Li Huafei <lihuafei1@huawei.com>
Reviewed-by: Linus Waleij <linus.walleij@linaro.org>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
2022-10-04 11:09:47 +01:00
Li Huafei
5854e4d853 ARM: 9233/1: stacktrace: Skip frame pointer boundary check for call_with_stack()
When using the frame pointer unwinder, it was found that the stack trace
output of stack_trace_save() is incomplete if the stack contains
call_with_stack():

 [0x7f00002c] dump_stack_task+0x2c/0x90 [hrtimer]
 [0x7f0000a0] hrtimer_hander+0x10/0x18 [hrtimer]
 [0x801a67f0] __hrtimer_run_queues+0x1b0/0x3b4
 [0x801a7350] hrtimer_run_queues+0xc4/0xd8
 [0x801a597c] update_process_times+0x3c/0x88
 [0x801b5a98] tick_periodic+0x50/0xd8
 [0x801b5bf4] tick_handle_periodic+0x24/0x84
 [0x8010ffc4] twd_handler+0x38/0x48
 [0x8017d220] handle_percpu_devid_irq+0xa8/0x244
 [0x80176e9c] generic_handle_domain_irq+0x2c/0x3c
 [0x8052e3a8] gic_handle_irq+0x7c/0x90
 [0x808ab15c] generic_handle_arch_irq+0x60/0x80
 [0x8051191c] call_with_stack+0x1c/0x20

For the frame pointer unwinder, unwind_frame() checks stackframe::fp by
stackframe::sp. Since call_with_stack() switches the SP from one stack
to another, stackframe::fp and stackframe: :sp will point to different
stacks, so we can no longer check stackframe::fp by stackframe::sp. Skip
checking stackframe::fp at this point to avoid this problem.

Signed-off-by: Li Huafei <lihuafei1@huawei.com>
Reviewed-by: Linus Waleij <linus.walleij@linaro.org>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
2022-10-04 11:09:47 +01:00
Arnd Bergmann
e19d4ebc53 alpha: add full ioread64/iowrite64 implementation
The previous patch introduced ioread64/iowrite64 declarations, but
this means we no longer get the io-64-nonatomic variant, and
run into a long error when someone actually wants to use these:

ERROR: modpost: "ioread64" [drivers/net/ethernet/freescale/enetc/fsl-enetc.ko] undefined!

Add the (hopefully) correct implementation for each machine type,
based on the 32-bit accessor. Since the 32-bit return type does
not work for ioread64(), change the internal implementation to use
the correct width consistently, but leave the external interface
to match the asm-generic/iomap.h header that uses 32-bit or 64-bit
return values.

Reported-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Fixes: 7e772dad9913 ("alpha: Use generic <asm-generic/io.h>")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2022-10-04 11:23:29 +02:00
Borislav Petkov
c257795609 Merge branches 'edac-drivers' and 'edac-misc' into edac-updates-for-v6.1
Combine all queued EDAC changes for submission into v6.1:

* edac-drivers:
  EDAC/ie31200: Add Skylake-S support

* edac-misc:
  EDAC/i7300: Correct the i7300_exit() function name in comment
  x86/sb_edac: Add row column translation for Broadwell
  EDAC/i10nm: Print an extra register set of retry_rd_err_log
  EDAC/i10nm: Retrieve and print retry_rd_err_log registers for HBM
  EDAC/skx_common: Add ChipSelect ADXL component
  EDAC/ppc_4xx: Reorder symbols to get rid of a few forward declarations
  EDAC: Remove obsolete declarations in edac_module.h
  EDAC/i10nm: Add driver decoder for Ice Lake and Tremont CPUs
  EDAC/skx_common: Make output format similar
  EDAC/skx_common: Use driver decoder first
  EDAC/mc: Drop duplicated dimm->nr_pages debug printout
  EDAC/mc: Replace spaces with tabs in memtype flags definition
  EDAC/wq: Remove unneeded flush_workqueue()

Signed-off-by: Borislav Petkov <bp@suse.de>
2022-10-04 10:00:25 +02:00
Jakub Kicinski
681bf011b9 eth: pse: add missing static inlines
build bot reports missing 'static inline' qualifiers in the header.

Reported-by: kernel test robot <lkp@intel.com>
Fixes: 18ff0bcda6d1 ("ethtool: add interface to interact with Ethernet Power Equipment")
Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://lore.kernel.org/r/20221004040327.2034878-1-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-10-03 21:52:33 -07:00
Christian Marangi
c3db5128e8 clk: qcom: kpss-xcc: convert to parent data API
Convert the driver to parent data API. From the Documentation pll8_vote
and pxo should be declared in the DTS so fw_name can be used instead of
parent_names. .name is changed to the legacy pxo_board following how
it's declared in other drivers.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Link: https://lore.kernel.org/r/20220914144743.17369-2-ansuelsmth@gmail.com
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2022-10-03 20:50:22 -07:00
Christian Marangi
d7915651fe clk: introduce (devm_)hw_register_mux_parent_data_table API
Introduce (devm_)hw_register_mux_parent_data_table new API. We have
basic support for clk_register_mux using parent_data but we lack any API
to provide a custom parent_map. Add these 2 new API to correctly handle
these special configuration instead of using the generic
__(devm_)clk_hw_register_mux API.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Link: https://lore.kernel.org/r/20220914144743.17369-1-ansuelsmth@gmail.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2022-10-03 20:49:33 -07:00
Stephen Boyd
8f2fcac809 Qualcomm clock updates for v6.1
This introduces display clock controllers are introduces for SM6115 and
 SM8450, and SC8280XP gains a GPU clock controller.  MSM8909 and SM6375
 gains global and SMD RPM clock controller drivers.
 
 The handling of GDSCs with PWRSTS_RET was fixed, to keep the GDSC on
 while powering down the parent supply. This solved retention issues
 during suspend of USB on sc7180/7280 and SC8280XP.
 
 SM6115 and QCM2260 are moved to reuse PLL configuration. SDM660 SDCC1
 was moved to floor ops.
 
 Support for the APCS PLLs for IPQ8064, IPQ8074 and IPQ6018 was
 added/fixed. The MSM8996 CPU clocks was updated, with support for ACD
 clocks added.
 
 Support for SDM670 was added to the SDM845 Glbal clock controller and
 the RPMh clock controller driver.
 
 Transition to parent_data, parent_hws and use of ARRAY_SIZE() for
 num_parents was done for MSM8660, MSM8916, MSM8939, MSM8960 global clock
 controllers, IPQ8064 LPASS clock controller and MSM8960 multimedia clock
 controller.
 
 Support for per-reset defined delay of was introduced.
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Merge tag 'qcom-clk-for-6.1' of https://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into clk-qcom

Pull Qualcomm clk driver updates from Bjorn Andersson:

This introduces display clock controllers are introduces for SM6115 and
SM8450, and SC8280XP gains a GPU clock controller.  MSM8909 and SM6375
gains global and SMD RPM clock controller drivers.

The handling of GDSCs with PWRSTS_RET was fixed, to keep the GDSC on
while powering down the parent supply. This solved retention issues
during suspend of USB on sc7180/7280 and SC8280XP.

SM6115 and QCM2260 are moved to reuse PLL configuration. SDM660 SDCC1
was moved to floor ops.

Support for the APCS PLLs for IPQ8064, IPQ8074 and IPQ6018 was
added/fixed. The MSM8996 CPU clocks was updated, with support for ACD
clocks added.

Support for SDM670 was added to the SDM845 Glbal clock controller and
the RPMh clock controller driver.

Transition to parent_data, parent_hws and use of ARRAY_SIZE() for
num_parents was done for MSM8660, MSM8916, MSM8939, MSM8960 global clock
controllers, IPQ8064 LPASS clock controller and MSM8960 multimedia clock
controller.

Support for per-reset defined delay of was introduced.

* tag 'qcom-clk-for-6.1' of https://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux: (93 commits)
  clk: qcom: gcc-msm8939: use ARRAY_SIZE instead of specifying num_parents
  clk: qcom: gcc-msm8939: use parent_hws where possible
  dt-bindings: clock: move qcom,gcc-msm8939 to qcom,gcc-msm8916.yaml
  clk: qcom: gcc-sm6350: Update the .pwrsts for usb gdscs
  clk: qcom: gcc-sc8280xp: use retention for USB power domains
  clk: qcom: gdsc: add missing error handling
  dt-bindings: clocks: qcom,gcc-sc8280xp: Fix typos
  clk: qcom: Add global clock controller driver for SM6375
  dt-bindings: clock: add SM6375 QCOM global clock bindings
  clk: qcom: alpha: Add support for programming the PLL_FSM_LEGACY_MODE bit
  clk: qcom: gcc-sc7280: Update the .pwrsts for usb gdscs
  clk: qcom: gcc-sc7180: Update the .pwrsts for usb gdsc
  clk: qcom: gdsc: Fix the handling of PWRSTS_RET support
  clk: qcom: Add SC8280XP GPU clock controller
  dt-bindings: clock: Add Qualcomm SC8280XP GPU binding
  clk: qcom: smd: Add SM6375 clocks
  dt-bindings: clock: qcom: rpmcc: Add BIMC_FREQ_LOG
  dt-bindings: clock: qcom,rpmcc: Add compatible for SM6375
  clk: qcom: rpmhcc: add sdm670 clocks
  dt-bindings: clock: add rpmhcc bindings for sdm670
  ...
2022-10-03 20:48:41 -07:00
Linus Torvalds
725737e7c2 STATX_DIOALIGN for 6.1
Make statx() support reporting direct I/O (DIO) alignment information.
 This provides a generic interface for userspace programs to determine
 whether a file supports DIO, and if so with what alignment restrictions.
 Specifically, STATX_DIOALIGN works on block devices, and on regular
 files when their containing filesystem has implemented support.
 
 An interface like this has been requested for years, since the
 conditions for when DIO is supported in Linux have gotten increasingly
 complex over time.  Today, DIO support and alignment requirements can be
 affected by various filesystem features such as multi-device support,
 data journalling, inline data, encryption, verity, compression,
 checkpoint disabling, log-structured mode, etc.  Further complicating
 things, Linux v6.0 relaxed the traditional rule of DIO needing to be
 aligned to the block device's logical block size; now user buffers (but
 not file offsets) only need to be aligned to the DMA alignment.
 
 The approach of uplifting the XFS specific ioctl XFS_IOC_DIOINFO was
 discarded in favor of creating a clean new interface with statx().
 
 For more information, see the individual commits and the man page update
 https://lore.kernel.org/r/20220722074229.148925-1-ebiggers@kernel.org.
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Merge tag 'statx-dioalign-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux

Pull STATX_DIOALIGN support from Eric Biggers:
 "Make statx() support reporting direct I/O (DIO) alignment information.

  This provides a generic interface for userspace programs to determine
  whether a file supports DIO, and if so with what alignment
  restrictions. Specifically, STATX_DIOALIGN works on block devices, and
  on regular files when their containing filesystem has implemented
  support.

  An interface like this has been requested for years, since the
  conditions for when DIO is supported in Linux have gotten increasingly
  complex over time. Today, DIO support and alignment requirements can
  be affected by various filesystem features such as multi-device
  support, data journalling, inline data, encryption, verity,
  compression, checkpoint disabling, log-structured mode, etc.

  Further complicating things, Linux v6.0 relaxed the traditional rule
  of DIO needing to be aligned to the block device's logical block size;
  now user buffers (but not file offsets) only need to be aligned to the
  DMA alignment.

  The approach of uplifting the XFS specific ioctl XFS_IOC_DIOINFO was
  discarded in favor of creating a clean new interface with statx().

  For more information, see the individual commits and the man page
  update[1]"

Link: https://lore.kernel.org/r/20220722074229.148925-1-ebiggers@kernel.org [1]

* tag 'statx-dioalign-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux:
  xfs: support STATX_DIOALIGN
  f2fs: support STATX_DIOALIGN
  f2fs: simplify f2fs_force_buffered_io()
  f2fs: move f2fs_force_buffered_io() into file.c
  ext4: support STATX_DIOALIGN
  fscrypt: change fscrypt_dio_supported() to prepare for STATX_DIOALIGN
  vfs: support STATX_DIOALIGN on block devices
  statx: add direct I/O alignment information
2022-10-03 20:33:41 -07:00
Linus Torvalds
5779aa2dac fsverity updates for 6.1
Minor changes to convert uses of kmap() to kmap_local_page().
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Merge tag 'fsverity-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt

Pull fsverity updates from Eric Biggers:
 "Minor changes to convert uses of kmap() to kmap_local_page()"

* tag 'fsverity-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt:
  fs-verity: use kmap_local_page() instead of kmap()
  fs-verity: use memcpy_from_page()
2022-10-03 20:27:34 -07:00
Linus Torvalds
438b2cdd17 fscrypt updates for 6.1
This release contains some implementation changes, but no new features:
 
 - Rework the implementation of the fscrypt filesystem-level keyring to
   not be as tightly coupled to the keyrings subsystem.  This resolves
   several issues.
 
 - Eliminate most direct uses of struct request_queue from fs/crypto/,
   since struct request_queue is considered to be a block layer
   implementation detail.
 
 - Stop using the PG_error flag to track decryption failures.  This is a
   prerequisite for freeing up PG_error for other uses.
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Merge tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt

Pull fscrypt updates from Eric Biggers:
 "This release contains some implementation changes, but no new
  features:

   - Rework the implementation of the fscrypt filesystem-level keyring
     to not be as tightly coupled to the keyrings subsystem. This
     resolves several issues.

   - Eliminate most direct uses of struct request_queue from fs/crypto/,
     since struct request_queue is considered to be a block layer
     implementation detail.

   - Stop using the PG_error flag to track decryption failures. This is
     a prerequisite for freeing up PG_error for other uses"

* tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt:
  fscrypt: work on block_devices instead of request_queues
  fscrypt: stop holding extra request_queue references
  fscrypt: stop using keyrings subsystem for fscrypt_master_key
  fscrypt: stop using PG_error to track error status
  fscrypt: remove fscrypt_set_test_dummy_encryption()
2022-10-03 20:18:34 -07:00
Linus Torvalds
f4309528f3 dlm for 6.1
This set of commits includes:
 . Fix a couple races found with a new torture test.
 . Improve errors when api functions are used incorrectly.
 . Improve tracing for lock requests from user space.
 . Fix use after free in recently added tracing code.
 . Small internal code cleanups.
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Merge tag 'dlm-6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/linux-dlm

Pull dlm updates from David Teigland:

 - Fix a couple races found with a new torture test

 - Improve errors when api functions are used incorrectly

 - Improve tracing for lock requests from user space

 - Fix use after free in recently added tracing cod.

 - Small internal code cleanups

* tag 'dlm-6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/linux-dlm:
  fs: dlm: fix possible use after free if tracing
  fs: dlm: const void resource name parameter
  fs: dlm: LSFL_CB_DELAY only for kernel lockspaces
  fs: dlm: remove DLM_LSFL_FS from uapi
  fs: dlm: trace user space callbacks
  fs: dlm: change ls_clear_proc_locks to spinlock
  fs: dlm: remove dlm_del_ast prototype
  fs: dlm: handle rcom in else if branch
  fs: dlm: allow lockspaces have zero lvblen
  fs: dlm: fix invalid derefence of sb_lvbptr
  fs: dlm: handle -EINVAL as log_error()
  fs: dlm: use __func__ for function name
  fs: dlm: handle -EBUSY first in unlock validation
  fs: dlm: handle -EBUSY first in lock arg validation
  fs: dlm: fix race between test_bit() and queue_work()
  fs: dlm: fix race in lowcomms
2022-10-03 20:11:59 -07:00
Linus Torvalds
f90497a16e NFSD 6.1 Release Notes
This release is mostly bug fixes, clean-ups, and optimizations.
 
 One notable set of fixes addresses a subtle buffer overflow issue
 that occurs if a small RPC Call message arrives in an oversized
 RPC record. This is only possible on a framed RPC transport such
 as TCP.
 
 Because NFSD shares the receive and send buffers in one set of
 pages, an oversized RPC record steals pages from the send buffer
 that will be used to construct the RPC Reply message. NFSD must
 not assume that a full-sized buffer is always available to it;
 otherwise, it will walk off the end of the send buffer while
 constructing its reply.
 
 In this release, we also introduce the ability for the server to
 wait a moment for clients to return delegations before it responds
 with NFS4ERR_DELAY. This saves a retransmit and a network round-
 trip when a delegation recall is needed. This work will be built
 upon in future releases.
 
 The NFS server adds another shrinker to its collection. Because
 courtesy clients can linger for quite some time, they might be
 freeable when the server host comes under memory pressure. A new
 shrinker has been added that releases courtesy client resources
 during low memory scenarios.
 
 Lastly, of note: the maximum number of operations per NFSv4
 COMPOUND that NFSD can handle is increased from 16 to 50. There
 are NFSv4 client implementations that need more than 16 to
 successfully perform a mount operation that uses a pathname
 with many components.
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Merge tag 'nfsd-6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux

Pull nfsd updates from Chuck Lever:
 "This release is mostly bug fixes, clean-ups, and optimizations.

  One notable set of fixes addresses a subtle buffer overflow issue that
  occurs if a small RPC Call message arrives in an oversized RPC record.
  This is only possible on a framed RPC transport such as TCP.

  Because NFSD shares the receive and send buffers in one set of pages,
  an oversized RPC record steals pages from the send buffer that will be
  used to construct the RPC Reply message. NFSD must not assume that a
  full-sized buffer is always available to it; otherwise, it will walk
  off the end of the send buffer while constructing its reply.

  In this release, we also introduce the ability for the server to wait
  a moment for clients to return delegations before it responds with
  NFS4ERR_DELAY. This saves a retransmit and a network round- trip when
  a delegation recall is needed. This work will be built upon in future
  releases.

  The NFS server adds another shrinker to its collection. Because
  courtesy clients can linger for quite some time, they might be
  freeable when the server host comes under memory pressure. A new
  shrinker has been added that releases courtesy client resources during
  low memory scenarios.

  Lastly, of note: the maximum number of operations per NFSv4 COMPOUND
  that NFSD can handle is increased from 16 to 50. There are NFSv4
  client implementations that need more than 16 to successfully perform
  a mount operation that uses a pathname with many components"

* tag 'nfsd-6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux: (53 commits)
  nfsd: extra checks when freeing delegation stateids
  nfsd: make nfsd4_run_cb a bool return function
  nfsd: fix comments about spinlock handling with delegations
  nfsd: only fill out return pointer on success in nfsd4_lookup_stateid
  NFSD: fix use-after-free on source server when doing inter-server copy
  NFSD: Cap rsize_bop result based on send buffer size
  NFSD: Rename the fields in copy_stateid_t
  nfsd: use DEFINE_SHOW_ATTRIBUTE to define nfsd_file_cache_stats_fops
  nfsd: use DEFINE_SHOW_ATTRIBUTE to define nfsd_reply_cache_stats_fops
  nfsd: use DEFINE_SHOW_ATTRIBUTE to define client_info_fops
  nfsd: use DEFINE_SHOW_ATTRIBUTE to define export_features_fops and supported_enctypes_fops
  nfsd: use DEFINE_PROC_SHOW_ATTRIBUTE to define nfsd_proc_ops
  NFSD: Pack struct nfsd4_compoundres
  NFSD: Remove unused nfsd4_compoundargs::cachetype field
  NFSD: Remove "inline" directives on op_rsize_bop helpers
  NFSD: Clean up nfs4svc_encode_compoundres()
  SUNRPC: Fix typo in xdr_buf_subsegment's kdoc comment
  NFSD: Clean up WRITE arg decoders
  NFSD: Use xdr_inline_decode() to decode NFSv3 symlinks
  NFSD: Refactor common code out of dirlist helpers
  ...
2022-10-03 20:07:15 -07:00
Linus Torvalds
3497640a80 Changes since last update:
- Introduce fscache-based domain to share blobs between images;
 
  - Support recording fragments in a special packed inode;
 
  - Support partial-referenced pclusters for global compressed data
    deduplication;
 
  - Fix an order >= MAX_ORDER warning due to crafted negative i_size;
 
  - Several cleanups.
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Merge tag 'erofs-for-6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs

Pull erofs updates from Gao Xiang:
 "In this cycle, for container use cases, fscache-based shared domain is
  introduced [1] so that data blobs in the same domain will be storage
  deduplicated and it will also be used for page cache sharing later.

  Also, a special packed inode is now introduced to record inode
  fragments which keep the tail part of files by Yue Hu [2]. You can
  keep arbitary length or (at will) the whole file as a fragment and
  then fragments can be optionally compressed in the packed inode
  together and even deduplicated for smaller image sizes.

  In addition to that, global compressed data deduplication by sharing
  partial-referenced pclusters is also supported in this cycle.

  Summary:

   - Introduce fscache-based domain to share blobs between images

   - Support recording fragments in a special packed inode

   - Support partial-referenced pclusters for global compressed data
     deduplication

   - Fix an order >= MAX_ORDER warning due to crafted negative i_size

   - Several cleanups"

Link: https://lore.kernel.org/r/20220916085940.89392-1-zhujia.zj@bytedance.com [1]
Link: https://lore.kernel.org/r/cover.1663065968.git.huyue2@coolpad.com [2]

* tag 'erofs-for-6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs:
  erofs: clean up erofs_iget()
  erofs: clean up unnecessary code and comments
  erofs: fold in z_erofs_reload_indexes()
  erofs: introduce partial-referenced pclusters
  erofs: support on-disk compressed fragments data
  erofs: support interlaced uncompressed data for compressed files
  erofs: clean up .read_folio() and .readahead() in fscache mode
  erofs: introduce 'domain_id' mount option
  erofs: Support sharing cookies in the same domain
  erofs: introduce a pseudo mnt to manage shared cookies
  erofs: introduce fscache-based domain
  erofs: code clean up for fscache
  erofs: use kill_anon_super() to kill super in fscache mode
  erofs: fix order >= MAX_ORDER warning due to crafted negative i_size
2022-10-03 20:01:40 -07:00
Linus Torvalds
8bea8ff34a fs.vfsuid.fat.v6.1
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Merge tag 'fs.vfsuid.fat.v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping

Pull fatfs vfsuid conversion from Christian Brauner:
 "Last cycle we introduced the new vfs{g,u}id_t types that we had agreed
  on. The most important parts of the vfs have been converted but there
  are a few more places we need to switch before we can remove the old
  helpers completely.

  This cycle we converted all filesystems that called idmapped mount
  helpers directly. The affected filesystems are f2fs, fat, fuse, ksmbd,
  overlayfs, and xfs. We've sent patches for all of them. Looking at
  -next f2fs, ksmbd, overlayfs, and xfs have all picked up these patches
  and they should land in mainline during the v6.1 merge window.

  So all filesystems that have a separate tree should send the vfsuid
  conversion themselves. Onle the fat conversion is going through this
  generic fs trees because there is no fat tree.

  In order to change time settings on an inode fat checks that the
  caller either is the owner of the inode or the inode's group is in the
  caller's group list. If fat is on an idmapped mount we compare whether
  the inode mapped into the mount is equivalent to the caller's fsuid.
  If it isn't we compare whether the inode's group mapped into the mount
  is in the caller's group list.

  We now use the new vfsuid based helpers for that"

* tag 'fs.vfsuid.fat.v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping:
  fat: port to vfs{g,u}id_t and associated helpers
2022-10-03 19:54:29 -07:00
Linus Torvalds
223b845253 fs.acl.rework.prep.v6.1
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Merge tag 'fs.acl.rework.prep.v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping

Pull vfs acl updates from Christian Brauner:
 "These are general fixes and preparatory changes related to the ongoing
  posix acl rework. The actual rework where we build a type safe posix
  acl api wasn't ready for this merge window but we're hopeful for the
  next merge window.

  General fixes:

   - Some filesystems like 9p and cifs have to implement custom posix
     acl handlers because they require access to the dentry in order to
     set and get posix acls while the set and get inode operations
     currently don't. But the ntfs3 filesystem has no such requirement
     and thus implemented custom posix acl xattr handlers when it really
     didn't have to. So this pr contains patch that just implements set
     and get inode operations for ntfs3 and switches it to rely on the
     generic posix acl xattr handlers. (We would've appreciated reviews
     from the ntfs3 maintainers but we didn't get any. But hey, if we
     really broke it we'll fix it. But fstests for ntfs3 said it's
     fine.)

   - The posix_acl_fix_xattr_common() helper has been adapted so it can
     be used by a few more callers and avoiding open-coding the same
     checks over and over.

  Other than the two general fixes this series introduces a new helper
  vfs_set_acl_prepare(). The reason for this helper is so that we can
  mitigate one of the source that change {g,u}id values directly in the
  uapi struct. With the vfs_set_acl_prepare() helper we can move the
  idmapped mount fixup into the generic posix acl set handler.

  The advantage of this is that it allows us to remove the
  posix_acl_setxattr_idmapped_mnt() helper which so far we had to call
  in vfs_setxattr() to account for idmapped mounts. While semantically
  correct the problem with this approach was that we had to keep the
  value parameter of the generic vfs_setxattr() call as non-const. This
  is rectified in this series.

  Ultimately, we will get rid of all the extreme kludges and type
  unsafety once we have merged the posix api - hopefully during the next
  merge window - built solely around get and set inode operations. Which
  incidentally will also improve handling of posix acls in security and
  especially in integrity modesl. While this will come with temporarily
  having two inode operation for posix acls that is nothing compared to
  the problems we have right now and so well worth it. We'll end up with
  something that we can actually reason about instead of needing to
  write novels to explain what's going on"

* tag 'fs.acl.rework.prep.v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping:
  xattr: always us is_posix_acl_xattr() helper
  acl: fix the comments of posix_acl_xattr_set
  xattr: constify value argument in vfs_setxattr()
  ovl: use vfs_set_acl_prepare()
  acl: move idmapping handling into posix_acl_xattr_set()
  acl: add vfs_set_acl_prepare()
  acl: return EOPNOTSUPP in posix_acl_fix_xattr_common()
  ntfs3: rework xattr handlers and switch to POSIX ACL VFS helpers
2022-10-03 19:48:54 -07:00
Linus Torvalds
da380aefdd fs/coredump fix
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Merge tag 'pull-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

Pull coredump fix from Al Viro:
 "Brown paper bag bug fix for the coredumping fix late in the 6.0
  release cycle"

* tag 'pull-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  [brown paperbag] fix coredump breakage
2022-10-03 18:03:58 -07:00
Linus Torvalds
26b84401da lsm/stable-6.1 PR 20221003
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Merge tag 'lsm-pr-20221003' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsm

Pull LSM updates from Paul Moore:
 "Seven patches for the LSM layer and we've got a mix of trivial and
  significant patches. Highlights below, starting with the smaller bits
  first so they don't get lost in the discussion of the larger items:

   - Remove some redundant NULL pointer checks in the common LSM audit
     code.

   - Ratelimit the lockdown LSM's access denial messages.

     With this change there is a chance that the last visible lockdown
     message on the console is outdated/old, but it does help preserve
     the initial series of lockdown denials that started the denial
     message flood and my gut feeling is that these might be the more
     valuable messages.

   - Open userfaultfds as readonly instead of read/write.

     While this code obviously lives outside the LSM, it does have a
     noticeable impact on the LSMs with Ondrej explaining the situation
     in the commit description. It is worth noting that this patch
     languished on the VFS list for over a year without any comments
     (objections or otherwise) so I took the liberty of pulling it into
     the LSM tree after giving fair notice. It has been in linux-next
     since the end of August without any noticeable problems.

   - Add a LSM hook for user namespace creation, with implementations
     for both the BPF LSM and SELinux.

     Even though the changes are fairly small, this is the bulk of the
     diffstat as we are also including BPF LSM selftests for the new
     hook.

     It's also the most contentious of the changes in this pull request
     with Eric Biederman NACK'ing the LSM hook multiple times during its
     development and discussion upstream. While I've never taken NACK's
     lightly, I'm sending these patches to you because it is my belief
     that they are of good quality, satisfy a long-standing need of
     users and distros, and are in keeping with the existing nature of
     the LSM layer and the Linux Kernel as a whole.

     The patches in implement a LSM hook for user namespace creation
     that allows for a granular approach, configurable at runtime, which
     enables both monitoring and control of user namespaces. The general
     consensus has been that this is far preferable to the other
     solutions that have been adopted downstream including outright
     removal from the kernel, disabling via system wide sysctls, or
     various other out-of-tree mechanisms that users have been forced to
     adopt since we haven't been able to provide them an upstream
     solution for their requests. Eric has been steadfast in his
     objections to this LSM hook, explaining that any restrictions on
     the user namespace could have significant impact on userspace.
     While there is the possibility of impacting userspace, it is
     important to note that this solution only impacts userspace when it
     is requested based on the runtime configuration supplied by the
     distro/admin/user. Frederick (the pathset author), the LSM/security
     community, and myself have tried to work with Eric during
     development of this patchset to find a mutually acceptable
     solution, but Eric's approach and unwillingness to engage in a
     meaningful way have made this impossible. I have CC'd Eric directly
     on this pull request so he has a chance to provide his side of the
     story; there have been no objections outside of Eric's"

* tag 'lsm-pr-20221003' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsm:
  lockdown: ratelimit denial messages
  userfaultfd: open userfaultfds with O_RDONLY
  selinux: Implement userns_create hook
  selftests/bpf: Add tests verifying bpf lsm userns_create hook
  bpf-lsm: Make bpf_lsm_userns_create() sleepable
  security, lsm: Introduce security_create_user_ns()
  lsm: clean up redundant NULL pointer check
2022-10-03 17:51:52 -07:00
Linus Torvalds
e816da29bc selinux/stable-6.1 PR 20221003
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Merge tag 'selinux-pr-20221003' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux

Pull SELinux updates from Paul Moore:
 "Six SELinux patches, all are simple and easily understood, but a list
  of the highlights is below:

   - Use 'grep -E' instead of 'egrep' in the SELinux policy install
     script.

     Fun fact, this seems to be GregKH's *second* dedicated SELinux
     patch since we transitioned to git (ignoring merges, the SPDX
     stuff, and a trivial fs reference removal when lustre was yanked);
     the first was back in 2011 when selinuxfs was placed in
     /sys/fs/selinux. Oh, the memories ...

   - Convert the SELinux policy boolean values to use signed integer
     types throughout the SELinux kernel code.

     Prior to this we were using a mix of signed and unsigned integers
     which was probably okay in this particular case, but it is
     definitely not a good idea in general.

   - Remove a reference to the SELinux runtime disable functionality in
     /etc/selinux/config as we are in the process of deprecating that.

     See [1] for more background on this if you missed the previous
     notes on the deprecation.

   - Minor cleanups: remove unneeded variables and function parameter
     constification"

Link: https://github.com/SELinuxProject/selinux-kernel/wiki/DEPRECATE-runtime-disable [1]

* tag 'selinux-pr-20221003' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux:
  selinux: remove runtime disable message in the install_policy.sh script
  selinux: use "grep -E" instead of "egrep"
  selinux: remove the unneeded result variable
  selinux: declare read-only parameters const
  selinux: use int arrays for boolean values
  selinux: remove an unneeded variable in sel_make_class_dir_entries()
2022-10-03 17:45:15 -07:00
Jakub Kicinski
e52f7c1ddf Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Merge in the left-over fixes before the net-next pull-request.

Conflicts:

drivers/net/ethernet/mediatek/mtk_ppe.c
  ae3ed15da588 ("net: ethernet: mtk_eth_soc: fix state in __mtk_foe_entry_clear")
  9d8cb4c096ab ("net: ethernet: mtk_eth_soc: add foe_entry_size to mtk_eth_soc")
https://lore.kernel.org/all/6cb6893b-4921-a068-4c30-1109795110bb@tessares.net/

kernel/bpf/helpers.c
  8addbfc7b308 ("bpf: Gate dynptr API behind CAP_BPF")
  5679ff2f138f ("bpf: Move bpf_loop and bpf_for_each_map_elem under CAP_BPF")
  8a67f2de9b1d ("bpf: expose bpf_strtol and bpf_strtoul to all program types")
https://lore.kernel.org/all/20221003201957.13149-1-daniel@iogearbox.net/

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-10-03 17:44:18 -07:00
Linus Torvalds
eafb121ec0 integrity-v6.1
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Merge tag 'integrity-v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity

Pull integrity updates from Mimi Zohar:
 "Just two bug fixes"

* tag 'integrity-v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity:
  efi: Correct Macmini DMI match in uefi cert quirk
  ima: fix blocking of security.ima xattrs of unsupported algorithms
2022-10-03 17:42:12 -07:00
Linus Torvalds
74a0f84590 Smack updates for v6.1
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Merge tag 'Smack-for-6.1' of https://github.com/cschaufler/smack-next

Pull smack updates from Casey Schaufler:
 "Two minor code clean-ups: one removes constants left over from the old
  mount API, while the other gets rid of an unneeded variable.

  The other change fixes a flaw in handling IPv6 labeling"

* tag 'Smack-for-6.1' of https://github.com/cschaufler/smack-next:
  smack: cleanup obsolete mount option flags
  smack: lsm: remove the unneeded result variable
  SMACK: Add sk_clone_security LSM hook
2022-10-03 17:38:09 -07:00
Jason A. Donenfeld
2a4187f440 once: rename _SLOW to _SLEEPABLE
The _SLOW designation wasn't really descriptive of anything. This is
meant to be called from process context when it's possible to sleep. So
name this more aptly _SLEEPABLE, which better fits its intended use.

Fixes: 62c07983bef9 ("once: add DO_ONCE_SLOW() for sleepable contexts")
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Link: https://lore.kernel.org/r/20221003181413.1221968-1-Jason@zx2c4.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-10-03 17:34:32 -07:00