- 30 May, 2022 8 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull additional thermal control update from Rafael Wysocki: "Add Meteor Lake PCI device ID to the int340x thermal control driver (Sumeet Pawnikar)" * tag 'thermal-5.19-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: thermal: int340x: Add Meteor Lake PCI device ID
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull more ACPI updates from Rafael Wysocki: "These add some new device IDs, update a few drivers (processor, battery, backlight) and clean up code in a few places. Specifics: - Add Meteor Lake ACPI IDs for DPTF devices (Sumeet Pawnikar) - Rearrange find_child_checks() to simplify code (Rafael Wysocki) - Use memremap() to map the UCSI mailbox that is always in main memory and drop acpi_release_memory() that has no more users (Heikki Krogerus, Dan Carpenter) - Make max_cstate/nocst/bm_check_disable processor module parameters visible in sysfs (Yajun Deng) - Fix typo in the CPPC driver (Julia Lawall) - Make the ACPI battery driver show the "not-charging" status by default unless "charging" or "full" is directly indicated (Werner Sembach) - Improve the PM notifier in the ACPI backlight driver (Zhang Rui) - Clean up some white space in the ACPI code (Ian Cowan)" * tag 'acpi-5.19-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: usb: typec: ucsi: acpi: fix a NULL vs IS_ERR() check in probe ACPI: DPTF: Support Meteor Lake ACPI: CPPC: fix typo in comment ACPI: video: improve PM notifer callback ACPI: clean up white space in a few places for consistency ACPI: glue: Rearrange find_child_checks() ACPI: processor: idle: Expose max_cstate/nocst/bm_check_disable read-only in sysfs ACPI: battery: Make "not-charging" the default on no charging or full info ACPI: OSL: Remove the helper for deactivating memory region usb: typec: ucsi: acpi: Map the mailbox with memremap()
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git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfsLinus Torvalds authored
Pull overlayfs updates from Miklos Szeredi: - Support idmapped layers in overlayfs (Christian Brauner) - Add a fix to exportfs that is relevant to open_by_handle_at(2) as well - Introduce new lookup helpers that allow passing mnt_userns into inode_permission() * tag 'ovl-update-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs: ovl: support idmapped layers ovl: handle idmappings in ovl_xattr_{g,s}et() ovl: handle idmappings in layer open helpers ovl: handle idmappings in ovl_permission() ovl: use ovl_copy_{real,upper}attr() wrappers ovl: store lower path in ovl_inode ovl: handle idmappings for layer lookup ovl: handle idmappings for layer fileattrs ovl: use ovl_path_getxattr() wrapper ovl: use ovl_lookup_upper() wrapper ovl: use ovl_do_notify_change() wrapper ovl: pass layer mnt to ovl_open_realfile() ovl: pass ofs to setattr operations ovl: handle idmappings in creation operations ovl: add ovl_upper_mnt_userns() wrapper ovl: pass ofs to creation operations ovl: use wrappers to all vfs_*xattr() calls exportfs: support idmapped mounts fs: add two trivial lookup helpers
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git://git.kernel.org/pub/scm/linux/kernel/git/mips/linuxLinus Torvalds authored
Pull MIPS updates from Thomas Bogendoerfer: "Cleanups and fixes" * tag 'mips_5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux: (38 commits) MIPS: RALINK: Define pci_remap_iospace under CONFIG_PCI_DRIVERS_GENERIC MIPS: Use memblock_add_node() in early_parse_mem() under CONFIG_NUMA MIPS: Return -EINVAL if mem parameter is empty in early_parse_mem() MIPS: Kconfig: Fix indentation and add endif comment MIPS: bmips: Fix compiler warning observed on W=1 build MIPS: Rewrite `csum_tcpudp_nofold' in plain C mips: setup: use strscpy to replace strlcpy MIPS: Octeon: add SNIC10E board MIPS: Ingenic: Refresh defconfig for CU1000-Neo and CU1830-Neo. MIPS: Ingenic: Refresh device tree for Ingenic SoCs and boards. MIPS: Ingenic: Add PWM nodes for X1830. MIPS: Octeon: fix typo in comment MIPS: loongson32: Kconfig: Remove extra space MIPS: Sibyte: remove unnecessary return variable MIPS: Use NOKPROBE_SYMBOL() instead of __kprobes annotation selftests/ftrace: Save kprobe_events to test log MIPS: tools: no need to initialise statics to 0 MIPS: Loongson: Use hwmon_device_register_with_groups() to register hwmon MIPS: VR41xx: Drop redundant spinlock initialization MIPS: smp: optimization for flush_tlb_mm when exiting ...
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git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommuLinus Torvalds authored
Pull m68knommu updates from Greg Ungerer: "A collection of changes to add elf-fdpic loader support for m68k. Also a collection of various fixes. They include typo corrections, undefined symbol compilation fixes, removal of the ISA_DMA_API support and removal of unused code. Summary: - correctly set up ZERO_PAGE pointer - drop ISA_DMA_API support - fix comment typos - fixes for undefined symbols - remove unused code and variables - elf-fdpic loader support for m68k" * tag 'm68knommu-for-v5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu: m68knommu: fix 68000 CPU link with no platform selected m68k: removed unused "mach_get_ss" m68knommu: fix undefined reference to `mach_get_rtc_pll' m68knommu: fix undefined reference to `_init_sp' m68knommu: allow elf_fdpic loader to be selected m68knommu: add definitions to support elf_fdpic program loader m68knommu: implement minimal regset support m68knommu: use asm-generic/mmu.h for nommu setups m68k: fix typos in comments m68k: coldfire: drop ISA_DMA_API support m68knommu: set ZERO_PAGE() to the allocated zeroed page
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Rafael J. Wysocki authored
Merge ACPI battery and backlight driver update and miscellaneous cleanup for 5.19-rc1: - Make the ACPI battery driver show the "not-charging" status by default unless "charging" or "full" is directly indicated (Werner Sembach). - Improve the PM notifier in the ACPI backlight driver (Zhang Rui). - Clean up some white space in the ACPI code (Ian Cowan). * acpi-battery: ACPI: battery: Make "not-charging" the default on no charging or full info * acpi-video: ACPI: video: improve PM notifer callback * acpi-misc: ACPI: clean up white space in a few places for consistency
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Rafael J. Wysocki authored
Merge general ACPI cleanups and processor support updates for 5.19-rc1: - Rearrange find_child_checks() to simplify code (Rafael Wysocki). - Use memremap() to map the UCSI mailbox that is always in main memory and drop acpi_release_memory() that has no more users (Heikki Krogerus, Dan Carpenter). - Make max_cstate/nocst/bm_check_disable processor module parameters visible in sysfs (Yajun Deng). - Fix typo in the CPPC driver (Julia Lawall). * acpi-glue: ACPI: glue: Rearrange find_child_checks() * acpi-osl: usb: typec: ucsi: acpi: fix a NULL vs IS_ERR() check in probe ACPI: OSL: Remove the helper for deactivating memory region usb: typec: ucsi: acpi: Map the mailbox with memremap() * acpi-processor: ACPI: processor: idle: Expose max_cstate/nocst/bm_check_disable read-only in sysfs * acpi-cppc: ACPI: CPPC: fix typo in comment
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Dan Carpenter authored
The devm_memremap() function never returns NULL. It returns error pointers. Fixes: cdc3d2ab ("usb: typec: ucsi: acpi: Map the mailbox with memremap()") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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- 29 May, 2022 4 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengineLinus Torvalds authored
Pull dmaengine updates from Vinod Koul: "Nothing special, this includes a couple of new device support and new driver support and bunch of driver updates. New support: - Tegra gpcdma driver support - Qualcomm SM8350, Sm8450 and SC7280 device support - Renesas RZN1 dma and platform support Updates: - stm32 device pause/resume support and updates - DMA memset ops Documentation and usage clarification - deprecate '#dma-channels' & '#dma-requests' bindings - driver updates for stm32, ptdma idsx etc" * tag 'dmaengine-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine: (87 commits) dmaengine: idxd: make idxd_wq_enable() return 0 if wq is already enabled dmaengine: sun6i: Add support for the D1 variant dmaengine: sun6i: Add support for 34-bit physical addresses dmaengine: sun6i: Do not use virt_to_phys dt-bindings: dma: sun50i-a64: Add compatible for D1 dmaengine: tegra: Remove unused switch case dmaengine: tegra: Fix uninitialized variable usage dmaengine: stm32-dma: add device_pause/device_resume support dmaengine: stm32-dma: rename pm ops before dma pause/resume introduction dmaengine: stm32-dma: pass DMA_SxSCR value to stm32_dma_handle_chan_done() dmaengine: stm32-dma: introduce stm32_dma_sg_inc to manage chan->next_sg dmaengine: stm32-dmamux: avoid reset of dmamux if used by coprocessor dmaengine: qcom: gpi: Add support for sc7280 dt-bindings: dma: pl330: Add power-domains dmaengine: stm32-mdma: use dev_dbg on non-busy channel spurious it dmaengine: stm32-mdma: fix chan initialization in stm32_mdma_irq_handler() dmaengine: stm32-mdma: remove GISR1 register dmaengine: ti: deprecate '#dma-channels' dmaengine: mmp: deprecate '#dma-channels' dmaengine: pxa: deprecate '#dma-channels' and '#dma-requests' ...
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git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-traceLinus Torvalds authored
Pull tracing tool updates from Steven Rostedt: - Various clean ups and fixes to rtla (Real Time Linux Analysis) * tag 'trace-tools-v5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: rtla: Remove procps-ng dependency rtla: Fix __set_sched_attr error message rtla: Minor grammar fix for rtla README rtla: Don't overwrite existing directory mode rtla: Avoid record NULL pointer dereference rtla/Makefile: Properly handle dependencies
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git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-traceLinus Torvalds authored
Pull tracing updates from Steven Rostedt: "The majority of the changes are for fixes and clean ups. Notable changes: - Rework trace event triggers code to be easier to interact with. - Support for embedding bootconfig with the kernel (as suppose to having it embedded in initram). This is useful for embedded boards without initram disks. - Speed up boot by parallelizing the creation of tracefs files. - Allow absolute ring buffer timestamps handle timestamps that use more than 59 bits. - Added new tracing clock "TAI" (International Atomic Time) - Have weak functions show up in available_filter_function list as: __ftrace_invalid_address___<invalid-offset> instead of using the name of the function before it" * tag 'trace-v5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: (52 commits) ftrace: Add FTRACE_MCOUNT_MAX_OFFSET to avoid adding weak function tracing: Fix comments for event_trigger_separate_filter() x86/traceponit: Fix comment about irq vector tracepoints x86,tracing: Remove unused headers ftrace: Clean up hash direct_functions on register failures tracing: Fix comments of create_filter() tracing: Disable kcov on trace_preemptirq.c tracing: Initialize integer variable to prevent garbage return value ftrace: Fix typo in comment ftrace: Remove return value of ftrace_arch_modify_*() tracing: Cleanup code by removing init "char *name" tracing: Change "char *" string form to "char []" tracing/timerlat: Do not wakeup the thread if the trace stops at the IRQ tracing/timerlat: Print stacktrace in the IRQ handler if needed tracing/timerlat: Notify IRQ new max latency only if stop tracing is set kprobes: Fix build errors with CONFIG_KRETPROBES=n tracing: Fix return value of trace_pid_write() tracing: Fix potential double free in create_var_ref() tracing: Use strim() to remove whitespace instead of doing it manually ftrace: Deal with error return code of the ftrace_process_locs() function ...
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Linus Torvalds authored
Merge tag 'perf-tools-for-v5.19-2022-05-28' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux Pull more perf tools updates from Arnaldo Carvalho de Melo: - Add BPF based off-CPU profiling - Improvements for system wide recording, specially for Intel PT - Improve DWARF unwinding on arm64 - Support Arm CoreSight trace data disassembly in 'perf script' python - Fix build with new libbpf version, related to supporting older versions of distro released libbpf packages - Fix event syntax error caused by ExtSel in the JSON events infra - Use stdio interface if slang is not supported in 'perf c2c' - Add 'perf test' checking for perf stat CSV output - Sync the msr-index.h copy with the kernel sources * tag 'perf-tools-for-v5.19-2022-05-28' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux: (38 commits) tools arch x86: Sync the msr-index.h copy with the kernel sources perf scripts python: Support Arm CoreSight trace data disassembly perf scripting python: Expose dso and map information perf jevents: Fix event syntax error caused by ExtSel perf tools arm64: Add support for VG register perf unwind arm64: Decouple Libunwind register names from Perf perf unwind: Use dynamic register set for DWARF unwind perf tools arm64: Copy perf_regs.h from the kernel perf unwind arm64: Use perf's copy of kernel headers perf c2c: Use stdio interface if slang is not supported perf test: Add a basic offcpu profiling test perf record: Add cgroup support for off-cpu profiling perf record: Handle argument change in sched_switch perf record: Implement basic filtering for off-cpu perf record: Enable off-cpu analysis with BPF perf report: Do not extend sample type of bpf-output event perf test: Add checking for perf stat CSV output. perf tools: Allow system-wide events to keep their own threads perf tools: Allow system-wide events to keep their own CPUs libperf evsel: Add comments for booleans ...
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- 28 May, 2022 10 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/dtor/inputLinus Torvalds authored
Pull input updates from Dmitry Torokhov: - a new driver for the Azoteq IQS7222A/B/C capacitive touch controller - a new driver for Raspberry Pi Sense HAT joystick - sun4i-lradc-keys gained support of R329 and D1 variants, plus it can be now used as a wakeup source - pm8941-pwrkey can now properly handle PON GEN3 variants; the driver also implements software debouncing and has a workaround for missing key press events - assorted driver fixes and cleanups * tag 'input-for-v5.19-rc0' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (29 commits) Input: stmfts - do not leave device disabled in stmfts_input_open Input: gpio-keys - cancel delayed work only in case of GPIO Input: cypress_ps2 - fix typo in comment Input: vmmouse - disable vmmouse before entering suspend mode dt-bindings: google,cros-ec-keyb: Fixup bad compatible match Input: cros-ec-keyb - allow skipping keyboard registration dt-bindings: google,cros-ec-keyb: Introduce switches only compatible Input: psmouse-smbus - avoid flush_scheduled_work() usage Input: bcm-keypad - remove unneeded NULL check before clk_disable_unprepare Input: sparcspkr - fix refcount leak in bbc_beep_probe Input: sun4i-lradc-keys - add support for R329 and D1 Input: sun4i-lradc-keys - add optional clock/reset support dt-bindings: input: sun4i-lradc-keys: Add R329 and D1 compatibles Input: sun4i-lradc-keys - add wakeup support Input: pm8941-pwrkey - simulate missed key press events Input: pm8941-pwrkey - add software key press debouncing support Input: pm8941-pwrkey - add support for PON GEN3 base addresses Input: pm8941-pwrkey - fix error message Input: synaptics-rmi4 - remove unnecessary flush_workqueue() Input: ep93xx_keypad - use devm_platform_ioremap_resource() helper ...
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Linus Torvalds authored
When building the kernel for arm with the "-mabi=apcs-gnu" option, gcc will force alignment of all structures and unions to a word boundary (see also STRUCTURE_SIZE_BOUNDARY and the "-mstructure-size-boundary=XX" option if you're a gcc person), even when the members of said structures do not want or need said alignment. This completely messes up the structure alignment of 'struct edid' on those targets, because even though all the embedded structures are marked with "__attribute__((packed))", the unions that contain them are not. This was exposed by commit f1e4c916 ("drm/edid: add EDID block count and size helpers"), but the bug is pre-existing. That commit just made the structure layout problem cause a build failure due to the addition of the BUILD_BUG_ON(sizeof(*edid) != EDID_LENGTH); sanity check in drivers/gpu/drm/drm_edid.c:edid_block_data(). This legacy union alignment should probably not be used in the first place, but we can fix the layout by adding the packed attribute to the union entries even when each member is already packed and it shouldn't matter in a sane build environment. You can see this issue with a trivial test program: union { struct { char c[5]; }; struct { char d; unsigned e; } __attribute__((packed)); } a = { "1234" }; where building this with a normal "gcc -S" will result in the expected 5-byte size of said union: .type a, @object .size a, 5 but with an ARM compiler and the old ABI: arm-linux-gnu-gcc -mabi=apcs-gnu -mfloat-abi=soft -S t.c you get .type a, %object .size a, 8 instead, because even though each member of the union is packed, the union itself still gets aligned. This was reported by Sudip for the spear3xx_defconfig target. Link: https://lore.kernel.org/lkml/YpCUzStDnSgQLNFN@debian/Reported-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Maxime Ripard <mripard@kernel.org> Cc: Thomas Zimmermann <tzimmermann@suse.de> Cc: David Airlie <airlied@linux.ie> Cc: Daniel Vetter <daniel@ffwll.ch> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Linus Torvalds authored
Merge tag 'hyperv-next-signed-20220528' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux Pull hyperv updates from Wei Liu: - Harden hv_sock driver (Andrea Parri) - Harden Hyper-V PCI driver (Andrea Parri) - Fix multi-MSI for Hyper-V PCI driver (Jeffrey Hugo) - Fix Hyper-V PCI to reduce boot time (Dexuan Cui) - Remove code for long EOL'ed Hyper-V versions (Michael Kelley, Saurabh Sengar) - Fix balloon driver error handling (Shradha Gupta) - Fix a typo in vmbus driver (Julia Lawall) - Ignore vmbus IMC device (Michael Kelley) - Add a new error message to Hyper-V DRM driver (Saurabh Sengar) * tag 'hyperv-next-signed-20220528' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux: (28 commits) hv_balloon: Fix balloon_probe() and balloon_remove() error handling scsi: storvsc: Removing Pre Win8 related logic Drivers: hv: vmbus: fix typo in comment PCI: hv: Fix synchronization between channel callback and hv_pci_bus_exit() PCI: hv: Add validation for untrusted Hyper-V values PCI: hv: Fix interrupt mapping for multi-MSI PCI: hv: Reuse existing IRTE allocation in compose_msi_msg() drm/hyperv: Remove support for Hyper-V 2008 and 2008R2/Win7 video: hyperv_fb: Remove support for Hyper-V 2008 and 2008R2/Win7 scsi: storvsc: Remove support for Hyper-V 2008 and 2008R2/Win7 Drivers: hv: vmbus: Remove support for Hyper-V 2008 and Hyper-V 2008R2/Win7 x86/hyperv: Disable hardlockup detector by default in Hyper-V guests drm/hyperv: Add error message for fb size greater than allocated PCI: hv: Do not set PCI_COMMAND_MEMORY to reduce VM boot time PCI: hv: Fix hv_arch_irq_unmask() for multi-MSI Drivers: hv: vmbus: Refactor the ring-buffer iterator functions Drivers: hv: vmbus: Accept hv_sock offers in isolated guests hv_sock: Add validation for untrusted Hyper-V values hv_sock: Copy packets sent by Hyper-V out of the ring buffer hv_sock: Check hv_pkt_iter_first_raw()'s return value ...
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git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linuxLinus Torvalds authored
Pull powerpc updates from Michael Ellerman: - Convert to the generic mmap support (ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT) - Add support for outline-only KASAN with 64-bit Radix MMU (P9 or later) - Increase SIGSTKSZ and MINSIGSTKSZ and add support for AT_MINSIGSTKSZ - Enable the DAWR (Data Address Watchpoint) on POWER9 DD2.3 or later - Drop support for system call instruction emulation - Many other small features and fixes Thanks to Alexey Kardashevskiy, Alistair Popple, Andy Shevchenko, Bagas Sanjaya, Bjorn Helgaas, Bo Liu, Chen Huang, Christophe Leroy, Colin Ian King, Daniel Axtens, Dwaipayan Ray, Fabiano Rosas, Finn Thain, Frank Rowand, Fuqian Huang, Guilherme G. Piccoli, Hangyu Hua, Haowen Bai, Haren Myneni, Hari Bathini, He Ying, Jason Wang, Jiapeng Chong, Jing Yangyang, Joel Stanley, Julia Lawall, Kajol Jain, Kevin Hao, Krzysztof Kozlowski, Laurent Dufour, Lv Ruyi, Madhavan Srinivasan, Magali Lemes, Miaoqian Lin, Minghao Chi, Nathan Chancellor, Naveen N. Rao, Nicholas Piggin, Oliver O'Halloran, Oscar Salvador, Pali Rohár, Paul Mackerras, Peng Wu, Qing Wang, Randy Dunlap, Reza Arbab, Russell Currey, Sohaib Mohamed, Vaibhav Jain, Vasant Hegde, Wang Qing, Wang Wensheng, Xiang wangx, Xiaomeng Tong, Xu Wang, Yang Guang, Yang Li, Ye Bin, YueHaibing, Yu Kuai, Zheng Bin, Zou Wei, and Zucheng Zheng. * tag 'powerpc-5.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (200 commits) powerpc/64: Include cache.h directly in paca.h powerpc/64s: Only set HAVE_ARCH_UNMAPPED_AREA when CONFIG_PPC_64S_HASH_MMU is set powerpc/xics: Include missing header powerpc/powernv/pci: Drop VF MPS fixup powerpc/fsl_book3e: Don't set rodata RO too early powerpc/microwatt: Add mmu bits to device tree powerpc/powernv/flash: Check OPAL flash calls exist before using powerpc/powermac: constify device_node in of_irq_parse_oldworld() powerpc/powermac: add missing g5_phy_disable_cpu1() declaration selftests/powerpc/pmu: fix spelling mistake "mis-match" -> "mismatch" powerpc: Enable the DAWR on POWER9 DD2.3 and above powerpc/64s: Add CPU_FTRS_POWER10 to ALWAYS mask powerpc/64s: Add CPU_FTRS_POWER9_DD2_2 to CPU_FTRS_ALWAYS mask powerpc: Fix all occurences of "the the" selftests/powerpc/pmu/ebb: remove fixed_instruction.S powerpc/platforms/83xx: Use of_device_get_match_data() powerpc/eeh: Drop redundant spinlock initialization powerpc/iommu: Add missing of_node_put in iommu_init_early_dart powerpc/pseries/vas: Call misc_deregister if sysfs init fails powerpc/papr_scm: Fix leaking nvdimm_events_map elements ...
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git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrlLinus Torvalds authored
Pull pin control updates from Linus Walleij: "Pretty big this time. Mostly due to (nice) Renesas refactorings. Core changes: - New helpers from Andy such as for_each_gpiochip_node() affecting both GPIO and pin control, improving a bunch of drivers in the process. - Pulled in Marc Zyngiers work to make IRQ chips immutable, and started to apply fixups on top. New drivers: - New driver for Marvell MVEBU 98DX2530. - New driver for Mediatek MT8195. - Support Qualcomm PMX65 and PM6125. - New driver for Qualcomm SC7280 LPASS pin control. - New driver for Rockchip RK3588. - New driver for NXP Freescale i.MXRT1170. - New driver for Mediatek MT6795 Helio X10. Improvements: - Several Aspeed G6 cleanups and non-critical fixes. - Thorought refactoring of some of the ever improving Renesas drivers. - Clean up Mediatek MT8192 bindings a bit. - PWM output and clock monitoring in the Ocelot LAN966x driver. - Thorough refactoring and cleanup of the Ralink drivers such as RT2880, RT3883, RT305X, MT7620, MT7621, MT7628 splitting these into proper sub-drivers" * tag 'pinctrl-v5.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (161 commits) pinctrl: apple: Use a raw spinlock for the regmap pinctrl: berlin: bg4ct: Use devm_platform_*ioremap_resource() APIs pinctrl: intel: Fix kernel doc format, i.e. add return sections dt-bindings: pinctrl: qcom: Drop 'maxItems' on 'wakeup-parent' pinctrl: starfive: Make the irqchip immutable pinctrl: mediatek: Add pinctrl driver for MT6795 Helio X10 dt-bindings: pinctrl: Add MediaTek MT6795 pinctrl bindings pinctrl: freescale: Add i.MXRT1170 pinctrl driver support dt-bindings: pinctrl: add i.MXRT1170 pinctrl Documentation dt-bindings: pinctrl: rockchip: increase max amount of device functions dt-bindings: pinctrl: qcom,pmic-gpio: add 'gpio-reserved-ranges' dt-bindings: pinctrl: qcom,pmic-gpio: add 'input-disable' dt-bindings: pinctrl: qcom,pmic-gpio: describe gpio-line-names dt-bindings: pinctrl: qcom,pmic-gpio: fix matching pin config dt-bindings: pinctrl: qcom,pmic-gpio: document PM8150L and PMM8155AU pinctrl: qcom: spmi-gpio: Add pm6125 compatible dt-bindings: pinctrl: qcom-pmic-gpio: Add pm6125 compatible pinctrl: intel: Drop unused irqchip member in struct intel_pinctrl pinctrl: intel: make irq_chip immutable pinctrl: cherryview: Use GPIO chip pointer in chv_gpio_irq_mask_unmask() ...
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Jason A. Donenfeld authored
This reverts commit 8bdc2a19. It got merged a bit prematurely and shortly after the kernel test robot and Sudip pointed out build failures: arm: imx_v6_v7_defconfig and multi_v7_defconfig mips: decstation_64_defconfig, decstation_defconfig, decstation_r4k_defconfig In file included from crypto/chacha20poly1305.c:13: include/crypto/poly1305.h:56:46: error: 'CONFIG_CRYPTO_LIB_POLY1305_RSIZE' undeclared here (not in a function); did you mean 'CONFIG_CRYPTO_POLY1305_MODULE'? 56 | struct poly1305_key opaque_r[CONFIG_CRYPTO_LIB_POLY1305_RSIZE]; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ We could attempt to fix this by listing the dependencies piecemeal, but it's not as obvious as it looks: drivers like caam use this macro in headers even if there's no .o compiled in that makes use of it. So actually fixing this might require a bit more of a comprehensive approach, rather than whack-a-mole with hunting down which drivers use which headers which use this macro. Therefore, this commit just reverts the change, and maybe the problem can be visited on the next rainy day. Reported-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com> Reported-by: kernel test robot <lkp@intel.com> Fixes: 8bdc2a19 ("crypto: poly1305 - cleanup stray CRYPTO_LIB_POLY1305_RSIZE") Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Steven Rostedt (Google) authored
If an unused weak function was traced, it's call to fentry will still exist, which gets added into the __mcount_loc table. Ftrace will use kallsyms to retrieve the name for each location in __mcount_loc to display it in the available_filter_functions and used to enable functions via the name matching in set_ftrace_filter/notrace. Enabling these functions do nothing but enable an unused call to ftrace_caller. If a traced weak function is overridden, the symbol of the function would be used for it, which will either created duplicate names, or if the previous function was not traced, it would be incorrectly be listed in available_filter_functions as a function that can be traced. This became an issue with BPF[1] as there are tooling that enables the direct callers via ftrace but then checks to see if the functions were actually enabled. The case of one function that was marked notrace, but was followed by an unused weak function that was traced. The unused function's call to fentry was added to the __mcount_loc section, and kallsyms retrieved the untraced function's symbol as the weak function was overridden. Since the untraced function would not get traced, the BPF check would detect this and fail. The real fix would be to fix kallsyms to not show addresses of weak functions as the function before it. But that would require adding code in the build to add function size to kallsyms so that it can know when the function ends instead of just using the start of the next known symbol. In the mean time, this is a work around. Add a FTRACE_MCOUNT_MAX_OFFSET macro that if defined, ftrace will ignore any function that has its call to fentry/mcount that has an offset from the symbol that is greater than FTRACE_MCOUNT_MAX_OFFSET. If CONFIG_HAVE_FENTRY is defined for x86, define FTRACE_MCOUNT_MAX_OFFSET to zero (unless IBT is enabled), which will have ftrace ignore all locations that are not at the start of the function (or one after the ENDBR instruction). A worker thread is added at boot up to scan all the ftrace record entries, and will mark any that fail the FTRACE_MCOUNT_MAX_OFFSET test as disabled. They will still appear in the available_filter_functions file as: __ftrace_invalid_address___<invalid-offset> (showing the offset that caused it to be invalid). This is required for tools that use libtracefs (like trace-cmd does) that scan the available_filter_functions and enable set_ftrace_filter and set_ftrace_notrace using indexes of the function listed in the file (this is a speedup, as enabling thousands of files via names is an O(n^2) operation and can take minutes to complete, where the indexing takes less than a second). The invalid functions cannot be removed from available_filter_functions as the names there correspond to the ftrace records in the array that manages them (and the indexing depends on this). [1] https://lore.kernel.org/all/20220412094923.0abe90955e5db486b7bca279@kernel.org/ Link: https://lkml.kernel.org/r/20220526141912.794c2786@gandalf.local.homeSigned-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxlLinus Torvalds authored
Pull cxl updates from Dan Williams: "Compute Express Link (CXL) updates for this cycle. The highlight is new driver-core infrastructure and CXL subsystem changes for allowing lockdep to validate device_lock() usage. Thanks to PeterZ for setting me straight on the current capabilities of the lockdep API, and Greg acked it as well. On the CXL ACPI side this update adds support for CXL _OSC so that platform firmware knows that it is safe to still grant Linux native control of PCIe hotplug and error handling in the presence of CXL devices. A circular dependency problem was discovered between suspend and CXL memory for cases where the suspend image might be stored in CXL memory where that image also contains the PCI register state to restore to re-enable the device. Disable suspend for now until an architecture is defined to clarify that conflict. Lastly a collection of reworks, fixes, and cleanups to the CXL subsystem where support for snooping mailbox commands and properly handling the "mem_enable" flow are the highlights. Summary: - Add driver-core infrastructure for lockdep validation of device_lock(), and fixup a deadlock report that was previously hidden behind the 'lockdep no validate' policy. - Add CXL _OSC support for claiming native control of CXL hotplug and error handling. - Disable suspend in the presence of CXL memory unless and until a protocol is identified for restoring PCI device context from memory hosted on CXL PCI devices. - Add support for snooping CXL mailbox commands to protect against inopportune changes, like set-partition with the 'immediate' flag set. - Rework how the driver detects legacy CXL 1.1 configurations (CXL DVSEC / 'mem_enable') before enabling new CXL 2.0 decode configurations (CXL HDM Capability). - Miscellaneous cleanups and fixes from -next exposure" * tag 'cxl-for-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl: (47 commits) cxl/port: Enable HDM Capability after validating DVSEC Ranges cxl/port: Reuse 'struct cxl_hdm' context for hdm init cxl/port: Move endpoint HDM Decoder Capability init to port driver cxl/pci: Drop @info argument to cxl_hdm_decode_init() cxl/mem: Merge cxl_dvsec_ranges() and cxl_hdm_decode_init() cxl/mem: Skip range enumeration if mem_enable clear cxl/mem: Consolidate CXL DVSEC Range enumeration in the core cxl/pci: Move cxl_await_media_ready() to the core cxl/mem: Validate port connectivity before dvsec ranges cxl/mem: Fix cxl_mem_probe() error exit cxl/pci: Drop wait_for_valid() from cxl_await_media_ready() cxl/pci: Consolidate wait_for_media() and wait_for_media_ready() cxl/mem: Drop mem_enabled check from wait_for_media() nvdimm: Fix firmware activation deadlock scenarios device-core: Kill the lockdep_mutex nvdimm: Drop nd_device_lock() ACPI: NFIT: Drop nfit_device_lock() nvdimm: Replace lockdep_mutex with local lock classes cxl: Drop cxl_device_lock() cxl/acpi: Add root device lockdep validation ...
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https://github.com/ojeda/linuxLinus Torvalds authored
Pull clang-format updates from Miguel Ojeda: "clang-format modernization and cleanups. A few changes from Brian Norris and Mickaël Salaün to start taking advantage of some clang-format 11 features, plus a few cleanups and the usual update of the macro list" * tag 'clang-format-for-linus-v5.19-rc1' of https://github.com/ojeda/linux: clang-format: Fix space after for_each macros clang-format: Fix goto labels indentation clang-format: Update to clang-format >= 6 clang-format: Extend the for_each list with tools/ clang-format: Simplify command with `sort -u` clang-format: Use POSIX locale for `sort` clang-format: Update with v5.18-rc7's `for_each` macro list
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git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Linus Torvalds authored
Pull crypto updates from Herbert Xu: "API: - Test in-place en/decryption with two sglists in testmgr - Fix process vs softirq race in cryptd Algorithms: - Add arm64 acceleration for sm4 - Add s390 acceleration for chacha20 Drivers: - Add polarfire soc hwrng support in mpsf - Add support for TI SoC AM62x in sa2ul - Add support for ATSHA204 cryptochip in atmel-sha204a - Add support for PRNG in caam - Restore support for storage encryption in qat - Restore support for storage encryption in hisilicon/sec" * tag 'v5.19-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (116 commits) hwrng: omap3-rom - fix using wrong clk_disable() in omap_rom_rng_runtime_resume() crypto: hisilicon/sec - delete the flag CRYPTO_ALG_ALLOCATES_MEMORY crypto: qat - add support for 401xx devices crypto: qat - re-enable registration of algorithms crypto: qat - honor CRYPTO_TFM_REQ_MAY_SLEEP flag crypto: qat - add param check for DH crypto: qat - add param check for RSA crypto: qat - remove dma_free_coherent() for DH crypto: qat - remove dma_free_coherent() for RSA crypto: qat - fix memory leak in RSA crypto: qat - add backlog mechanism crypto: qat - refactor submission logic crypto: qat - use pre-allocated buffers in datapath crypto: qat - set to zero DH parameters before free crypto: s390 - add crypto library interface for ChaCha20 crypto: talitos - Uniform coding style with defined variable crypto: octeontx2 - simplify the return expression of otx2_cpt_aead_cbc_aes_sha_setkey() crypto: cryptd - Protect per-CPU resource by disabling BH. crypto: sun8i-ce - do not fallback if cryptlen is less than sg length crypto: sun8i-ce - rework debugging ...
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- 27 May, 2022 18 commits
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git://git.samba.org/sfrench/cifs-2.6Linus Torvalds authored
Pull cifs client updates from Steve French: - multichannel fixes to improve reconnect after network failure - improved caching of root directory contents (extending benefit of directory leases) - two DFS fixes - three fixes for improved debugging - an NTLMSSP fix for mounts t0 older servers - new mount parm to allow disabling creating sparse files - various cleanup fixes and minor fixes pointed out by coverity * tag '5.19-rc-smb3-client-fixes-updated' of git://git.samba.org/sfrench/cifs-2.6: (24 commits) smb3: remove unneeded null check in cifs_readdir cifs: fix ntlmssp on old servers cifs: cache the dirents for entries in a cached directory cifs: avoid parallel session setups on same channel cifs: use new enum for ses_status cifs: do not use tcpStatus after negotiate completes smb3: add mount parm nosparse smb3: don't set rc when used and unneeded in query_info_compound smb3: check for null tcon cifs: fix minor compile warning Add various fsctl structs Add defines for various newer FSCTLs smb3: add trace point for oplock not found cifs: return the more nuanced writeback error on close() smb3: add trace point for lease not found issue cifs: smbd: fix typo in comment cifs: set the CREATE_NOT_FILE when opening the directory in use_cached_dir() cifs: check for smb1 in open_cached_dir() cifs: move definition of cifs_fattr earlier in cifsglob.h cifs: print TIDs as hex ...
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https://github.com/kleikamp/linux-shaggyLinus Torvalds authored
Pull jfs updates from David Kleikamp: "One bug fix and some code cleanup" * tag 'jfs-5.19' of https://github.com/kleikamp/linux-shaggy: fs/jfs: Remove dead code fs: jfs: fix possible NULL pointer dereference in dbFree()
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git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimmLinus Torvalds authored
Pull libnvdimm and DAX updates from Dan Williams: "New support for clearing memory errors when a file is in DAX mode, alongside with some other fixes and cleanups. Previously it was only possible to clear these errors using a truncate or hole-punch operation to trigger the filesystem to reallocate the block, now, any page aligned write can opportunistically clear errors as well. This change spans x86/mm, nvdimm, and fs/dax, and has received the appropriate sign-offs. Thanks to Jane for her work on this. Summary: - Add support for clearing memory error via pwrite(2) on DAX - Fix 'security overwrite' support in the presence of media errors - Miscellaneous cleanups and fixes for nfit_test (nvdimm unit tests)" * tag 'libnvdimm-for-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm: pmem: implement pmem_recovery_write() pmem: refactor pmem_clear_poison() dax: add .recovery_write dax_operation dax: introduce DAX_RECOVERY_WRITE dax access mode mce: fix set_mce_nospec to always unmap the whole page x86/mce: relocate set{clear}_mce_nospec() functions acpi/nfit: rely on mce->misc to determine poison granularity testing: nvdimm: asm/mce.h is not needed in nfit.c testing: nvdimm: iomap: make __nfit_test_ioremap a macro nvdimm: Allow overwrite in the presence of disabled dimms tools/testing/nvdimm: remove unneeded flush_workqueue
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Dmitry Torokhov authored
Prepare input updates for 5.19 merge window.
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git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfdLinus Torvalds authored
Pull MFD updates from Lee Jones: "New Device Support - Add support for {Power,Home} Keys to MediaTek MT6359 - Add support for SC2730 to Spreadtrum SPRD SC27XX SPI - Add support for additional Alder Lake-P I2C Controllers to Intel LPSS PCI Fix-ups: - Convert GPIO to GPIOD (hi655x-pmic) - Only register devices that exist (cros_ec_dev) - Remove unused code (syscon, reg-mux) - Rework .remove() API to return void (twl-core, rt4831) - Trivial - whitespace, spelling, coding style (tps65218, sprd-sc27xx-spi, google,cros-ec) - DT binding changes (samsung,exynos5433-lpass, rockchip,rk805, rockchip,rk808, rockchip,rk809, rockchip,rk817, rockchip,rk818, wlf,arizona) Bug Fixes: - Fix error handling bugs (ipaq-micro, davinci_voicecodec)" * tag 'mfd-next-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: dt-bindings: cros-ec: Fix a typo in description dt-bindings: mfd: wlf,arizona: Add spi-max-frequency mfd: rt4831: Improve error reporting for problems during .remove() mfd: davinci_voicecodec: Fix possible null-ptr-deref davinci_vc_probe() mfd: intel-lpss: Add support for ADL-P i2c6 and i2c7 dt-bindings: mfd: rk808: Convert bindings to yaml mfd: twl4030: Make twl4030_exit_irq() return void mfd: twl6030: Make twl6030_exit_irq() return void dt-bindings: mfd: samsung,exynos5433-lpass: Fix 'dma-channels/requests' properties mfd: sprd: Jugle {of,spi}_device_id tables into numerical order mfd: sprd: Add SC2730 PMIC to SPI device ID table dt-bindings: Drop undocumented i.MX iomuxc-gpr bindings in examples mfd: cros_ec_dev: Only register PCHG device if present mfd: mt6397-core: Add resources for PMIC keys for MT6359 mfd: mt6359: Add missing defines necessary for mtk-pmic-keys support mfd: ipaq-micro: Fix error check return value of platform_get_irq() mfd: hi655x-pmic: Replace legacy gpio interface for gpiod interface mfd: tps65218: Fix trivial typo in comment
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git://git.kernel.org/pub/scm/linux/kernel/git/clk/linuxLinus Torvalds authored
Pull clk updates from Stephen Boyd: "Mainly driver updates this time around. There's a single patch to the core clk framework that simplifies a runtime PM call. Otherwise the majority of the diff falls to a few SoC drivers: Qualcomm, STM32 and MediaTek. Those SoCs gain some new hardware support and what comes along with that is quite a few lines of data and some clk_ops code. Beyond the new hardware support we have the usual pile of driver updates that add missing clks on already supported SoCs or fix up problems like bad clk tree descriptions. It's nice to see that more drivers are moving to clk_hw based APIs too. New Drivers: - Add STM32MP13 RCC driver (Reset Clock Controller) - MediaTek MT8186 SoC clk support - Airoha EN7523 SoC system clocks - Clock driver for exynosautov9 SoC - Renesas R-Car V4H and RZ/V2M SoCs - Renesas RZ/G2UL SoC - LPASS clk driver for Qualcomm sc7280 SoC - GCC clk driver for Qualcomm SC8280XP SoC Updates: - SDCC uses floor clk ops on Qualcomm MSM8976 - Add modem reset and fix RPM clks on Qualcomm MSM8976 - Add the two missing CLKOUT clocks for U8500/DB8500 SoC - Mark some clks critical on Ingenic X1000 - Convert ux500 to clk_hw - Move MediaTek driver to clk_hw provider APIs - Use i2c driver probe_new to avoid id scans - Convert a number of Rockchip dt bindings to YAML - Mark hclk_vo critical on Rockchip rk3568 - Use pm_runtime_resume_and_get to fix pm_runtime_get_sync() usage - Various cleanups like memory allocation error checks and plugged leaks - Allwinner H6 RTC clock support - Allwinner H616 32 kHz clock support - Add the Universal Flash Storage clock on Renesas R-Car S4-8 - Add I2C, SSIF-2 (sound), USB, CANFD, OSTM (timer), WDT, SPI Multi I/O Bus, RSPI, TSU (thermal), and ADC clocks and resets on Renesas RZ/G2UL - Add display clock support on Renesas RZ/G2L - Add RPC (QSPI/HyperFlash) clocks on Renesas R-Car E3 and D3 - Add 27 MHz phy PLL ref clock on i.MX - Add mcore_booted module parameter to tell kernel M core has already booted for i.MX - Remove snvs clock on i.MX because it was for secure world only - Add dt bindings for i.MX8MN GPT - Add DISP2 pixel clock for i.MX8MP - Add clkout1/2 for i.MX8MP - Fix parent clock of ubs_root_clk for i.MX8MP - Implement better RCG parking on Qualcomm SoCs using the shared RCG clk ops - Kerneldoc fixes - Switch Tegra BPMP to determine_rate clk op - Add a pointer to dt schema for generic clock bindings" * tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux: (168 commits) Revert "clk: qcom: regmap-mux: add pipe clk implementation" Revert "clk: qcom: gcc-sc7280: use new clk_regmap_mux_safe_ops for PCIe pipe clocks" Revert "clk: qcom: gcc-sm8450: use new clk_regmap_mux_safe_ops for PCIe pipe clocks" clk: bcm: rpi: Use correct order for the parameters of devm_kcalloc() clk: stm32mp13: add safe mux management clk: stm32mp13: add multi mux function clk: stm32mp13: add all STM32MP13 kernel clocks clk: stm32mp13: add all STM32MP13 peripheral clocks clk: stm32mp13: manage secured clocks clk: stm32mp13: add composite clock clk: stm32mp13: add stm32 divider clock clk: stm32mp13: add stm32_gate management clk: stm32mp13: add stm32_mux clock management clk: stm32: Introduce STM32MP13 RCC drivers (Reset Clock Controller) dt-bindings: rcc: stm32: add new compatible for STM32MP13 SoC clk: ti: clkctrl: replace usage of found with dedicated list iterator variable clk: ti: composite: Prefer kcalloc over open coded arithmetic dt-bindings: clock: exynosautov9: correct count of NR_CLK clk: mediatek: mt8173: Switch to clk_hw provider APIs clk: mediatek: Switch to clk_hw provider APIs ...
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git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pciLinus Torvalds authored
Pull pci updates from Bjorn Helgaas: "Resource management: - Restrict E820 clipping to PCI host bridge windows (Bjorn Helgaas) - Log E820 clipping better (Bjorn Helgaas) - Add kernel cmdline options to enable/disable E820 clipping (Hans de Goede) - Disable E820 reserved region clipping for IdeaPads, Yoga, Yoga Slip, Acer Spin 5, Clevo Barebone systems where clipping leaves no usable address space for touchpads, Thunderbolt devices, etc (Hans de Goede) - Disable E820 clipping by default starting in 2023 (Hans de Goede) PCI device hotplug: - Include files to remove implicit dependencies (Christophe Leroy) - Only put Root Ports in D3 if they can signal and wake from D3 so AMD Yellow Carp doesn't miss hotplug events (Mario Limonciello) Power management: - Define pci_restore_standard_config() only for CONFIG_PM_SLEEP since it's unused otherwise (Krzysztof Kozlowski) - Power up devices completely, including anything platform firmware needs to do, during runtime resume (Rafael J. Wysocki) - Move pci_resume_bus() to PM callbacks so we observe the required bridge power-up delays (Rafael J. Wysocki) - Drop unneeded runtime_d3cold device flag (Rafael J. Wysocki) - Split pci_raw_set_power_state() between pci_power_up() and a new pci_set_low_power_state() (Rafael J. Wysocki) - Set current_state to D3cold if config read returns ~0, indicating the device is not accessible (Rafael J. Wysocki) - Do not call pci_update_current_state() from pci_power_up() so BARs and ASPM config are restored correctly (Rafael J. Wysocki) - Write 0 to PMCSR in pci_power_up() in all cases (Rafael J. Wysocki) - Split pci_power_up() to pci_set_full_power_state() to avoid some redundant operations (Rafael J. Wysocki) - Skip restoring BARs if device is not in D0 (Rafael J. Wysocki) - Rearrange and clarify pci_set_power_state() (Rafael J. Wysocki) - Remove redundant BAR restores from pci_pm_thaw_noirq() (Rafael J. Wysocki) Virtualization: - Acquire device lock before config space access lock to avoid AB/BA deadlock with sriov_numvfs_store() (Yicong Yang) Error handling: - Clear MULTI_ERR_COR/UNCOR_RCV bits, which a race could previously leave permanently set (Kuppuswamy Sathyanarayanan) Peer-to-peer DMA: - Whitelist Intel Skylake-E Root Ports regardless of which devfn they are (Shlomo Pongratz) ASPM: - Override L1 acceptable latency advertised by Intel DG2 so ASPM L1 can be enabled (Mika Westerberg) Cadence PCIe controller driver: - Set up device-specific register to allow PTM Responder to be enabled by the normal architected bit (Christian Gmeiner) - Override advertised FLR support since the controller doesn't implement FLR correctly (Parshuram Thombare) Cadence PCIe endpoint driver: - Correct bitmap size for the ob_region_map of outbound window usage (Dan Carpenter) Freescale i.MX6 PCIe controller driver: - Fix PERST# assertion/deassertion so we observe the required delays before accessing device (Francesco Dolcini) Freescale Layerscape PCIe controller driver: - Add "big-endian" DT property (Hou Zhiqiang) - Update SCFG DT property (Hou Zhiqiang) - Add "aer", "pme", "intr" DT properties (Li Yang) - Add DT compatible strings for ls1028a (Xiaowei Bao) Intel VMD host bridge driver: - Assign VMD IRQ domain before enumeration to avoid IOMMU interrupt remapping errors when MSI-X remapping is disabled (Nirmal Patel) - Revert VMD workaround that kept MSI-X remapping enabled when IOMMU remapping was enabled (Nirmal Patel) Marvell MVEBU PCIe controller driver: - Add of_pci_get_slot_power_limit() to parse the 'slot-power-limit-milliwatt' DT property (Pali Rohár) - Add mvebu support for sending Set_Slot_Power_Limit message (Pali Rohár) MediaTek PCIe controller driver: - Fix refcount leak in mtk_pcie_subsys_powerup() (Miaoqian Lin) MediaTek PCIe Gen3 controller driver: - Reset PHY and MAC at probe time (AngeloGioacchino Del Regno) Microchip PolarFlare PCIe controller driver: - Add chained_irq_enter()/chained_irq_exit() calls to mc_handle_msi() and mc_handle_intx() to avoid lost interrupts (Conor Dooley) - Fix interrupt handling race (Daire McNamara) NVIDIA Tegra194 PCIe controller driver: - Drop tegra194 MSI register save/restore, which is unnecessary since the DWC core does it (Jisheng Zhang) Qualcomm PCIe controller driver: - Add SM8150 SoC DT binding and support (Bhupesh Sharma) - Fix pipe clock imbalance (Johan Hovold) - Fix runtime PM imbalance on probe errors (Johan Hovold) - Fix PHY init imbalance on probe errors (Johan Hovold) - Convert DT binding to YAML (Dmitry Baryshkov) - Update DT binding to show that resets aren't required for MSM8996/APQ8096 platforms (Dmitry Baryshkov) - Add explicit register names per chipset in DT binding (Dmitry Baryshkov) - Add sc7280-specific clock and reset definitions to DT binding (Dmitry Baryshkov) Rockchip PCIe controller driver: - Fix bitmap size when searching for free outbound region (Dan Carpenter) Rockchip DesignWare PCIe controller driver: - Remove "snps,dw-pcie" from rockchip-dwc DT "compatible" property because it's not fully compatible with rockchip (Peter Geis) - Reset rockchip-dwc controller at probe (Peter Geis) - Add rockchip-dwc INTx support (Peter Geis) Synopsys DesignWare PCIe controller driver: - Return error instead of success if DMA mapping of MSI area fails (Jiantao Zhang) Miscellaneous: - Change pci_set_dma_mask() documentation references to dma_set_mask() (Alex Williamson)" * tag 'pci-v5.19-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (64 commits) dt-bindings: PCI: qcom: Add schema for sc7280 chipset dt-bindings: PCI: qcom: Specify reg-names explicitly dt-bindings: PCI: qcom: Do not require resets on msm8996 platforms dt-bindings: PCI: qcom: Convert to YAML PCI: qcom: Fix unbalanced PHY init on probe errors PCI: qcom: Fix runtime PM imbalance on probe errors PCI: qcom: Fix pipe clock imbalance PCI: qcom: Add SM8150 SoC support dt-bindings: pci: qcom: Document PCIe bindings for SM8150 SoC x86/PCI: Disable E820 reserved region clipping starting in 2023 x86/PCI: Disable E820 reserved region clipping via quirks x86/PCI: Add kernel cmdline options to use/ignore E820 reserved regions PCI: microchip: Fix potential race in interrupt handling PCI/AER: Clear MULTI_ERR_COR/UNCOR_RCV bits PCI: cadence: Clear FLR in device capabilities register PCI: cadence: Allow PTM Responder to be enabled PCI: vmd: Revert 2565e5b6 ("PCI: vmd: Do not disable MSI-X remapping if interrupt remapping is enabled by IOMMU.") PCI: vmd: Assign VMD IRQ domain before enumeration PCI: Avoid pci_dev_lock() AB/BA deadlock with sriov_numvfs_store() PCI: rockchip-dwc: Add legacy interrupt support ...
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git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mmLinus Torvalds authored
Pull more MM updates from Andrew Morton: - Two follow-on fixes for the post-5.19 series "Use pageblock_order for cma and alloc_contig_range alignment", from Zi Yan. - A series of z3fold cleanups and fixes from Miaohe Lin. - Some memcg selftests work from Michal Koutný <mkoutny@suse.com> - Some swap fixes and cleanups from Miaohe Lin - Several individual minor fixups * tag 'mm-stable-2022-05-27' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (25 commits) mm/shmem.c: suppress shift warning mm: Kconfig: reorganize misplaced mm options mm: kasan: fix input of vmalloc_to_page() mm: fix is_pinnable_page against a cma page mm: filter out swapin error entry in shmem mapping mm/shmem: fix infinite loop when swap in shmem error at swapoff time mm/madvise: free hwpoison and swapin error entry in madvise_free_pte_range mm/swapfile: fix lost swap bits in unuse_pte() mm/swapfile: unuse_pte can map random data if swap read fails selftests: memcg: factor out common parts of memory.{low,min} tests selftests: memcg: remove protection from top level memcg selftests: memcg: adjust expected reclaim values of protected cgroups selftests: memcg: expect no low events in unprotected sibling selftests: memcg: fix compilation mm/z3fold: fix z3fold_page_migrate races with z3fold_map mm/z3fold: fix z3fold_reclaim_page races with z3fold_free mm/z3fold: always clear PAGE_CLAIMED under z3fold page lock mm/z3fold: put z3fold page back into unbuddied list when reclaim or migration fails revert "mm/z3fold.c: allow __GFP_HIGHMEM in z3fold_alloc" mm/z3fold: throw warning on failure of trylock_page in z3fold_alloc ...
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git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mmLinus Torvalds authored
Pull hotfixes from Andrew Morton: "Six hotfixes. The page_table_check one from Miaohe Lin is considered a minor thing so it isn't marked for -stable. The remainder address pre-5.19 issues and are cc:stable" * tag 'mm-hotfixes-stable-2022-05-27' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: mm/page_table_check: fix accessing unmapped ptep kexec_file: drop weak attribute from arch_kexec_apply_relocations[_add] mm/page_alloc: always attempt to allocate at least one page during bulk allocation hugetlb: fix huge_pmd_unshare address update zsmalloc: fix races between asynchronous zspage free and page migration Revert "mm/cma.c: remove redundant cma_mutex lock"
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git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mmLinus Torvalds authored
Pull misc updates from Andrew Morton: "The non-MM patch queue for this merge window. Not a lot of material this cycle. Many singleton patches against various subsystems. Most notably some maintenance work in ocfs2 and initramfs" * tag 'mm-nonmm-stable-2022-05-26' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (65 commits) kcov: update pos before writing pc in trace function ocfs2: dlmfs: fix error handling of user_dlm_destroy_lock ocfs2: dlmfs: don't clear USER_LOCK_ATTACHED when destroying lock fs/ntfs: remove redundant variable idx fat: remove time truncations in vfat_create/vfat_mkdir fat: report creation time in statx fat: ignore ctime updates, and keep ctime identical to mtime in memory fat: split fat_truncate_time() into separate functions MAINTAINERS: add Muchun as a memcg reviewer proc/sysctl: make protected_* world readable ia64: mca: drop redundant spinlock initialization tty: fix deadlock caused by calling printk() under tty_port->lock relay: remove redundant assignment to pointer buf fs/ntfs3: validate BOOT sectors_per_clusters lib/string_helpers: fix not adding strarray to device's resource list kernel/crash_core.c: remove redundant check of ck_cmdline ELF, uapi: fixup ELF_ST_TYPE definition ipc/mqueue: use get_tree_nodev() in mqueue_get_tree() ipc: update semtimedop() to use hrtimer ipc/sem: remove redundant assignments ...
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Jason A. Donenfeld authored
When CRYPTO_LIB_POLY1305 is unset, CRYPTO_LIB_POLY1305_RSIZE is still set in the Kconfig, cluttering things. Fix this by making CRYPTO_LIB_POLY1305_RSIZE depend on CRYPTO_LIB_POLY1305. Suggested-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Baolin Wang authored
Fix the arm64 build error which was caused by commit ae075629 ("mm: change huge_ptep_clear_flush() to return the original pte") interacting with commit fb396bb4 ("arm64/hugetlb: Drop TLB flush from get_clear_flush()"): arch/arm64/mm/hugetlbpage.c: In function ‘huge_ptep_clear_flush’: arch/arm64/mm/hugetlbpage.c:515:9: error: implicit declaration of function ‘get_clear_flush’; did you mean ‘ptep_clear_flush’? [-Werror=implicit-function-declaration] 515 | return get_clear_flush(vma->vm_mm, addr, ptep, pgsize, ncontig); | ^~~~~~~~~~~~~~~ | ptep_clear_flush Due to the new get_clear_contig() has dropped TLB flush, we should add an explicit TLB flush in huge_ptep_clear_flush() to keep original semantics when changing to use new get_clear_contig(). Fixes: fb396bb4 ("arm64/hugetlb: Drop TLB flush from get_clear_flush()"). Fixes: ae075629 ("mm: change huge_ptep_clear_flush() to return the original pte") Reported-and-tested-by: Linux Kernel Functional Testing <lkft@linaro.org> Reported-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com> Suggested-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com> Reviewed-by: Gavin Shan <gshan@redhat.com> Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Anshuman Khandual <anshuman.khandual@arm.com> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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David Howells authored
pipe_resize_ring() needs to take the pipe->rd_wait.lock spinlock to prevent post_one_notification() from trying to insert into the ring whilst the ring is being replaced. The occupancy check must be done after the lock is taken, and the lock must be taken after the new ring is allocated. The bug can lead to an oops looking something like: BUG: KASAN: use-after-free in post_one_notification.isra.0+0x62e/0x840 Read of size 4 at addr ffff88801cc72a70 by task poc/27196 ... Call Trace: post_one_notification.isra.0+0x62e/0x840 __post_watch_notification+0x3b7/0x650 key_create_or_update+0xb8b/0xd20 __do_sys_add_key+0x175/0x340 __x64_sys_add_key+0xbe/0x140 do_syscall_64+0x5c/0xc0 entry_SYSCALL_64_after_hwframe+0x44/0xae Reported by Selim Enes Karaduman @Enesdex working with Trend Micro Zero Day Initiative. Fixes: c73be61c ("pipe: Add general notification queue support") Reported-by: zdi-disclosures@trendmicro.com # ZDI-CAN-17291 Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Steve French authored
Coverity pointed out an unneeded check. Addresses-Coverity: 1518030 ("Null pointer dereferences") Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com> Signed-off-by: Steve French <stfrench@microsoft.com>
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Andrew Morton authored
mm/shmem.c:1948 shmem_getpage_gfp() warn: should '(((1) << 12) / 512) << folio_order(folio)' be a 64 bit type? On i386, so an unsigned long is 32-bit, but i_blocks is a 64-bit blkcnt_t. Reported-by: kernel test robot <lkp@intel.com> Reported-by: Jessica Clarke <jrtc27@jrtc27.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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Vlastimil Babka authored
After commits 7b42f104 ("mm: Kconfig: move swap and slab config options to the MM section") and 519bcb79 ("mm: Kconfig: group swap, slab, hotplug and thp options into submenus") we now have nicely organized mm related config options. I have noticed some that were still misplaced, so this moves them from various places into the new structure: VM_EVENT_COUNTERS, COMPAT_BRK, MMAP_ALLOW_UNINITIALIZED to mm/Kconfig and general MM section. SLUB_STATS to mm/Kconfig and the slab submenu. DEBUG_SLAB, SLUB_DEBUG, SLUB_DEBUG_ON to mm/Kconfig.debug and the Kernel hacking / Memory Debugging submenu. Link: https://lkml.kernel.org/r/20220525112559.1139-1-vbabka@suse.czSigned-off-by: Vlastimil Babka <vbabka@suse.cz> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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Kefeng Wang authored
When print virtual mapping info for vmalloc address, it should pass the addr not page, fix it. Link: https://lkml.kernel.org/r/20220525120804.38155-1-wangkefeng.wang@huawei.com Fixes: c056a364 ("kasan: print virtual mapping info in reports") Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> Reviewed-by: Andrey Konovalov <andreyknvl@gmail.com> Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com> Cc: Alexander Potapenko <glider@google.com> Cc: Dmitry Vyukov <dvyukov@google.com> Cc: Vincenzo Frascino <vincenzo.frascino@arm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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Minchan Kim authored
Pages in the CMA area could have MIGRATE_ISOLATE as well as MIGRATE_CMA so the current is_pinnable_page() could miss CMA pages which have MIGRATE_ISOLATE. It ends up pinning CMA pages as longterm for the pin_user_pages() API so CMA allocations keep failing until the pin is released. CPU 0 CPU 1 - Task B cma_alloc alloc_contig_range pin_user_pages_fast(FOLL_LONGTERM) change pageblock as MIGRATE_ISOLATE internal_get_user_pages_fast lockless_pages_from_mm gup_pte_range try_grab_folio is_pinnable_page return true; So, pinned the page successfully. page migration failure with pinned page .. .. After 30 sec unpin_user_page(page) CMA allocation succeeded after 30 sec. The CMA allocation path protects the migration type change race using zone->lock but what GUP path need to know is just whether the page is on CMA area or not rather than exact migration type. Thus, we don't need zone->lock but just checks migration type in either of (MIGRATE_ISOLATE and MIGRATE_CMA). Adding the MIGRATE_ISOLATE check in is_pinnable_page could cause rejecting of pinning pages on MIGRATE_ISOLATE pageblocks even though it's neither CMA nor movable zone if the page is temporarily unmovable. However, such a migration failure by unexpected temporal refcount holding is general issue, not only come from MIGRATE_ISOLATE and the MIGRATE_ISOLATE is also transient state like other temporal elevated refcount problem. Link: https://lkml.kernel.org/r/20220524171525.976723-1-minchan@kernel.orgSigned-off-by: Minchan Kim <minchan@kernel.org> Reviewed-by: John Hubbard <jhubbard@nvidia.com> Acked-by: Paul E. McKenney <paulmck@kernel.org> Cc: David Hildenbrand <david@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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