- 01 Jul, 2021 1 commit
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Mario Limonciello authored
When using s2idle on a variety of AMD notebook systems, they are experiencing spurious events that the EC or SMU are in the wrong state leading to a hard time waking up or higher than expected power consumption. These events only occur when the EC GPE is inadvertently set as a wakeup source. Originally the EC GPE was only set as a wakeup source when using the intel-vbtn or intel-hid drivers in commit 10a08fd6 ("ACPI: PM: Set up EC GPE for system wakeup from drivers that need it") but during testing a reporter discovered that this was not enough for their ASUS Zenbook UX430UNR/i7-8550U to wakeup by lid event or keypress. Marking the EC GPE for wakeup universally resolved this for that reporter in commit b90ff355 ("ACPI: PM: s2idle: Always set up EC GPE for system wakeup"). However this behavior has lead to a number of problems: * On both Lenovo T14 and P14s the keyboard wakeup doesn't work, and sometimes the power button event doesn't work. * On HP 635 G7 detaching or attaching AC during suspend will cause the system not to wakeup * On Asus vivobook to prevent detaching AC causing resume problems * On Lenovo 14ARE05 to prevent detaching AC causing resume problems * On HP ENVY x360 to prevent detaching AC causing resume problems As there may be other Intel systems besides ASUS Zenbook UX430UNR/i7-8550U that don't use intel-vbtn or intel-hid, avoid these problems by only universally marking the EC GPE wakesource on non-AMD systems. Link: https://patchwork.kernel.org/project/linux-pm/cover/5997740.FPbUVk04hV@kreacher/#22825489 Link: https://gitlab.freedesktop.org/drm/amd/-/issues/1230 Link: https://gitlab.freedesktop.org/drm/amd/-/issues/1629Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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- 29 Jun, 2021 29 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull ACPI updates from Rafael Wysocki: "These update the ACPICA code in the kernel to the 20210604 upstream revision, add preliminary support for the Platform Runtime Mechanism (PRM), address issues related to the handling of device dependencies in the ACPI device eunmeration code, improve the tracking of ACPI power resource states, improve the ACPI support for suspend-to-idle on AMD systems, continue the unification of message printing in the ACPI code, address assorted issues and clean up the code in a number of places. Specifics: - Update ACPICA code in the kernel to upstrea revision 20210604 including the following changes: - Add defines for the CXL Host Bridge Structureand and add the CFMWS structure definition to CEDT (Alison Schofield). - iASL: Finish support for the IVRS ACPI table (Bob Moore). - iASL: Add support for the SVKL table (Bob Moore). - iASL: Add full support for RGRT ACPI table (Bob Moore). - iASL: Add support for the BDAT ACPI table (Bob Moore). - iASL: add disassembler support for PRMT (Erik Kaneda). - Fix memory leak caused by _CID repair function (Erik Kaneda). - Add support for PlatformRtMechanism OpRegion (Erik Kaneda). - Add PRMT module header to facilitate parsing (Erik Kaneda). - Add _PLD panel positions (Fabian Wüthrich). - MADT: add Multiprocessor Wakeup Mailbox Structure and the SVKL table headers (Kuppuswamy Sathyanarayanan). - Use ACPI_FALLTHROUGH (Wei Ming Chen). - Add preliminary support for the Platform Runtime Mechanism (PRM) to allow the AML interpreter to call PRM functions (Erik Kaneda). - Address some issues related to the handling of device dependencies reported by _DEP in the ACPI device enumeration code and clean up some related pieces of it (Rafael Wysocki). - Improve the tracking of states of ACPI power resources (Rafael Wysocki). - Improve ACPI support for suspend-to-idle on AMD systems (Alex Deucher, Mario Limonciello, Pratik Vishwakarma). - Continue the unification and cleanup of message printing in the ACPI code (Hanjun Guo, Heiner Kallweit). - Fix possible buffer overrun issue with the description_show() sysfs attribute method (Krzysztof Wilczyński). - Improve the acpi_mask_gpe kernel command line parameter handling and clean up the core ACPI code related to sysfs (Andy Shevchenko, Baokun Li, Clayton Casciato). - Postpone bringing devices in the general ACPI PM domain to D0 during resume from system-wide suspend until they are really needed (Dmitry Torokhov). - Make the ACPI processor driver fix up C-state latency if not ordered (Mario Limonciello). - Add support for identifying devices depening on the given one that are not its direct descendants with the help of _DEP (Daniel Scally). - Extend the checks related to ACPI IRQ overrides on x86 in order to avoid false-positives (Hui Wang). - Add battery DPTF participant for Intel SoCs (Sumeet Pawnikar). - Rearrange the ACPI fan driver and device power management code to use a common list of device IDs (Rafael Wysocki). - Fix clang CFI violation in the ACPI BGRT table parsing code and clean it up (Nathan Chancellor). - Add GPE-related quirks for some laptops to the EC driver (Chris Chiu, Zhang Rui). - Make the ACPI PPTT table parsing code populate the cache-id value if present in the firmware (James Morse). - Remove redundant clearing of context->ret.pointer from acpi_run_osc() (Hans de Goede). - Add missing acpi_put_table() in acpi_init_fpdt() (Jing Xiangfeng). - Make ACPI APEI handle ARM Processor Error CPER records like Memory Error ones to avoid user space task lockups (Xiaofei Tan). - Stop warning about disabled ACPI in APEI (Jon Hunter). - Fix fall-through warning for Clang in the SBSHC driver (Gustavo A. R. Silva). - Add custom DSDT file as Makefile prerequisite (Richard Fitzgerald). - Initialize local variable to avoid garbage being returned (Colin Ian King). - Simplify assorted pieces of code, address assorted coding style and documentation issues and comment typos (Baokun Li, Christophe JAILLET, Clayton Casciato, Liu Shixin, Shaokun Zhang, Wei Yongjun, Yang Li, Zhen Lei)" * tag 'acpi-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (97 commits) ACPI: PM: postpone bringing devices to D0 unless we need them ACPI: tables: Add custom DSDT file as makefile prerequisite ACPI: bgrt: Use sysfs_emit ACPI: bgrt: Fix CFI violation ACPI: EC: trust DSDT GPE for certain HP laptop ACPI: scan: Simplify acpi_table_events_fn() ACPI: PM: Adjust behavior for field problems on AMD systems ACPI: PM: s2idle: Add support for new Microsoft UUID ACPI: PM: s2idle: Add support for multiple func mask ACPI: PM: s2idle: Refactor common code ACPI: PM: s2idle: Use correct revision id ACPI: sysfs: Remove tailing return statement in void function ACPI: sysfs: Use __ATTR_RO() and __ATTR_RW() macros ACPI: sysfs: Sort headers alphabetically ACPI: sysfs: Refactor param_get_trace_state() to drop dead code ACPI: sysfs: Unify pattern of memory allocations ACPI: sysfs: Allow bitmap list to be supplied to acpi_mask_gpe ACPI: sysfs: Make sparse happy about address space in use ACPI: scan: Fix race related to dropping dependencies ACPI: scan: Reorganize acpi_device_add() ...
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull power management updates from Rafael Wysocki: "These add hybrid processors support to the intel_pstate driver and make it work with more processor models when HWP is disabled, make the intel_idle driver use special C6 idle state paremeters when package C-states are disabled, add cooling support to the tegra30 devfreq driver, rework the TEO (timer events oriented) cpuidle governor, extend the OPP (operating performance points) framework to use the required-opps DT property in more cases, fix some issues and clean up a number of assorted pieces of code. Specifics: - Make intel_pstate support hybrid processors using abstract performance units in the HWP interface (Rafael Wysocki). - Add Icelake servers and Cometlake support in no-HWP mode to intel_pstate (Giovanni Gherdovich). - Make cpufreq_online() error path be consistent with the CPU device removal path in cpufreq (Rafael Wysocki). - Clean up 3 cpufreq drivers and the statistics code (Hailong Liu, Randy Dunlap, Shaokun Zhang). - Make intel_idle use special idle state parameters for C6 when package C-states are disabled (Chen Yu). - Rework the TEO (timer events oriented) cpuidle governor to address some theoretical shortcomings in it (Rafael Wysocki). - Drop unneeded semicolon from the TEO governor (Wan Jiabing). - Modify the runtime PM framework to accept unassigned suspend and resume callback pointers (Ulf Hansson). - Improve pm_runtime_get_sync() documentation (Krzysztof Kozlowski). - Improve device performance states support in the generic power domains (genpd) framework (Ulf Hansson). - Fix some documentation issues in genpd (Yang Yingliang). - Make the operating performance points (OPP) framework use the required-opps DT property in use cases that are not related to genpd (Hsin-Yi Wang). - Make lazy_link_required_opp_table() use list_del_init instead of list_del/INIT_LIST_HEAD (Yang Yingliang). - Simplify wake IRQs handling in the core system-wide sleep support code and clean up some coding style inconsistencies in it (Tian Tao, Zhen Lei). - Add cooling support to the tegra30 devfreq driver and improve its DT bindings (Dmitry Osipenko). - Fix some assorted issues in the devfreq core and drivers (Chanwoo Choi, Dong Aisheng, YueHaibing)" * tag 'pm-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (39 commits) PM / devfreq: passive: Fix get_target_freq when not using required-opp cpufreq: Make cpufreq_online() call driver->offline() on errors opp: Allow required-opps to be used for non genpd use cases cpuidle: teo: remove unneeded semicolon in teo_select() dt-bindings: devfreq: tegra30-actmon: Add cooling-cells dt-bindings: devfreq: tegra30-actmon: Convert to schema PM / devfreq: userspace: Use DEVICE_ATTR_RW macro PM: runtime: Clarify documentation when callbacks are unassigned PM: runtime: Allow unassigned ->runtime_suspend|resume callbacks PM: runtime: Improve path in rpm_idle() when no callback PM: hibernate: remove leading spaces before tabs PM: sleep: remove trailing spaces and tabs PM: domains: Drop/restore performance state votes for devices at runtime PM PM: domains: Return early if perf state is already set for the device PM: domains: Split code in dev_pm_genpd_set_performance_state() cpuidle: teo: Use kerneldoc documentation in admin-guide cpuidle: teo: Rework most recent idle duration values treatment cpuidle: teo: Change the main idle state selection logic cpuidle: teo: Cosmetic modification of teo_select() cpuidle: teo: Cosmetic modifications of teo_update() ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 entry code related updates from Thomas Gleixner: - Consolidate the macros for .byte ... opcode sequences - Deduplicate register offset defines in include files - Simplify the ia32,x32 compat handling of the related syscall tables to get rid of #ifdeffery. - Clear all EFLAGS which are not required for syscall handling - Consolidate the syscall tables and switch the generation over to the generic shell script and remove the CFLAGS tweaks which are not longer required. - Use 'int' type for system call numbers to match the generic code. - Add more selftests for syscalls * tag 'x86-entry-2021-06-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/syscalls: Don't adjust CFLAGS for syscall tables x86/syscalls: Remove -Wno-override-init for syscall tables x86/uml/syscalls: Remove array index from syscall initializers x86/syscalls: Clear 'offset' and 'prefix' in case they are set in env x86/entry: Use int everywhere for system call numbers x86/entry: Treat out of range and gap system calls the same x86/entry/64: Sign-extend system calls on entry to int selftests/x86/syscall: Add tests under ptrace to syscall_numbering_64 selftests/x86/syscall: Simplify message reporting in syscall_numbering selftests/x86/syscall: Update and extend syscall_numbering_64 x86/syscalls: Switch to generic syscallhdr.sh x86/syscalls: Use __NR_syscalls instead of __NR_syscall_max x86/unistd: Define X32_NR_syscalls only for 64-bit kernel x86/syscalls: Stop filling syscall arrays with *_sys_ni_syscall x86/syscalls: Switch to generic syscalltbl.sh x86/entry/x32: Rename __x32_compat_sys_* to __x64_compat_sys_*
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 interrupt related updates from Thomas Gleixner: - Consolidate the VECTOR defines and the usage sites. - Cleanup GDT/IDT related code and replace open coded ASM with proper native helper functions. * tag 'x86-irq-2021-06-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/kexec: Set_[gi]dt() -> native_[gi]dt_invalidate() in machine_kexec_*.c x86: Add native_[ig]dt_invalidate() x86/idt: Remove address argument from idt_invalidate() x86/irq: Add and use NR_EXTERNAL_VECTORS and NR_SYSTEM_VECTORS x86/irq: Remove unused vectors defines
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull timer updates from Thomas Gleixner: "Time and clocksource/clockevent related updates: Core changes: - Infrastructure to support per CPU "broadcast" devices for per CPU clockevent devices which stop in deep idle states. This allows us to utilize the more efficient architected timer on certain ARM SoCs for normal operation instead of permanentely using the slow to access SoC specific clockevent device. - Print the name of the broadcast/wakeup device in /proc/timer_list - Make the clocksource watchdog more robust against delays between reading the current active clocksource and the watchdog clocksource. Such delays can be caused by NMIs, SMIs and vCPU preemption. Handle this by reading the watchdog clocksource twice, i.e. before and after reading the current active clocksource. In case that the two watchdog reads shows an excessive time delta, the read sequence is repeated up to 3 times. - Improve the debug output and add a test module for the watchdog mechanism. - Reimplementation of the venerable time64_to_tm() function with a faster and significantly smaller version. Straight from the source, i.e. the author of the related research paper contributed this! Driver changes: - No new drivers, not even new device tree bindings! - Fixes, improvements and cleanups and all over the place" * tag 'timers-core-2021-06-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (30 commits) time/kunit: Add missing MODULE_LICENSE() time: Improve performance of time64_to_tm() clockevents: Use list_move() instead of list_del()/list_add() clocksource: Print deviation in nanoseconds when a clocksource becomes unstable clocksource: Provide kernel module to test clocksource watchdog clocksource: Reduce clocksource-skew threshold clocksource: Limit number of CPUs checked for clock synchronization clocksource: Check per-CPU clock synchronization when marked unstable clocksource: Retry clock read if long delays detected clockevents: Add missing parameter documentation clocksource/drivers/timer-ti-dm: Drop unnecessary restore clocksource/arm_arch_timer: Improve Allwinner A64 timer workaround clocksource/drivers/arm_global_timer: Remove duplicated argument in arm_global_timer clocksource/drivers/arm_global_timer: Make symbol 'gt_clk_rate_change_nb' static arm: zynq: don't disable CONFIG_ARM_GLOBAL_TIMER due to CONFIG_CPU_FREQ anymore clocksource/drivers/arm_global_timer: Implement rate compensation whenever source clock changes clocksource/drivers/ingenic: Rename unreasonable array names clocksource/drivers/timer-ti-dm: Save and restore timer TIOCP_CFG clocksource/drivers/mediatek: Ack and disable interrupts on suspend clocksource/drivers/samsung_pwm: Constify source IO memory ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull irq updates from Thomas Gleixner: "Updates for the interrupt subsystem: Core changes: - Cleanup and simplification of common code to invoke the low level interrupt flow handlers when this invocation requires irqdomain resolution. Add the necessary core infrastructure. - Provide a proper interface for modular PMU drivers to set the interrupt affinity. - Add a request flag which allows to exclude interrupts from spurious interrupt detection. Useful especially for IPI handlers which always return IRQ_HANDLED which turns the spurious interrupt detection into a pointless waste of CPU cycles. Driver changes: - Bulk convert interrupt chip drivers to the new irqdomain low level flow handler invocation mechanism. - Add device tree bindings for the Renesas R-Car M3-W+ SoC - Enable modular build of the Qualcomm PDC driver - The usual small fixes and improvements" * tag 'irq-core-2021-06-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (38 commits) dt-bindings: interrupt-controller: arm,gic-v3: Describe GICv3 optional properties irqchip: gic-pm: Remove redundant error log of clock bulk irqchip/sun4i: Remove unnecessary oom message irqchip/irq-imx-gpcv2: Remove unnecessary oom message irqchip/imgpdc: Remove unnecessary oom message irqchip/gic-v3-its: Remove unnecessary oom message irqchip/gic-v2m: Remove unnecessary oom message irqchip/exynos-combiner: Remove unnecessary oom message irqchip: Bulk conversion to generic_handle_domain_irq() genirq: Move non-irqdomain handle_domain_irq() handling into ARM's handle_IRQ() genirq: Add generic_handle_domain_irq() helper irqchip/nvic: Convert from handle_IRQ() to handle_domain_irq() irqdesc: Fix __handle_domain_irq() comment genirq: Use irq_resolve_mapping() to implement __handle_domain_irq() and co irqdomain: Introduce irq_resolve_mapping() irqdomain: Protect the linear revmap with RCU irqdomain: Cache irq_data instead of a virq number in the revmap irqdomain: Use struct_size() helper when allocating irqdomain irqdomain: Make normal and nomap irqdomains exclusive powerpc: Move the use of irq_domain_add_nomap() behind a config option ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull CPU hotplug fix from Thomas Gleixner: "A fix for the CPU hotplug and cpusets interaction: cpusets delegate the hotplug work to a workqueue to prevent a lock order inversion vs. the CPU hotplug lock. The work is not flushed before the hotplug operation returns which creates user visible inconsistent state. Prevent this by flushing the work after dropping CPU hotplug lock and before releasing the outer mutex which serializes the CPU hotplug related sysfs interface operations" * tag 'smp-urgent-2021-06-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: cpu/hotplug: Cure the cpusets trainwreck
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull CPU hotplug cleanup from Thomas Gleixner: "A simple cleanup for the CPU hotplug code to avoid per_cpu_ptr() reevaluation" * tag 'smp-core-2021-06-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: cpu/hotplug: Simplify access to percpu cpuhp_state
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git://git.kernel.org/pub/scm/linux/kernel/git/printk/linuxLinus Torvalds authored
Pull printk updates from Petr Mladek: - Add %pt[RT]s modifier to vsprintf(). It overrides ISO 8601 separator by using ' ' (space). It produces "YYYY-mm-dd HH:MM:SS" instead of "YYYY-mm-ddTHH:MM:SS". - Correctly parse long row of numbers by sscanf() when using the field width. Add extensive sscanf() selftest. - Generalize re-entrant CPU lock that has already been used to serialize dump_stack() output. It is part of the ongoing printk rework. It will allow to remove the obsoleted printk_safe buffers and introduce atomic consoles. - Some code clean up and sparse warning fixes. * tag 'printk-for-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux: printk: fix cpu lock ordering lib/dump_stack: move cpu lock to printk.c printk: Remove trailing semicolon in macros random32: Fix implicit truncation warning in prandom_seed_state() lib: test_scanf: Remove pointless use of type_min() with unsigned types selftests: lib: Add wrapper script for test_scanf lib: test_scanf: Add tests for sscanf number conversion lib: vsprintf: Fix handling of number field widths in vsscanf lib: vsprintf: scanf: Negative number must have field width > 1 usb: host: xhci-tegra: Switch to use %ptTs nilfs2: Switch to use %ptTs kdb: Switch to use %ptTs lib/vsprintf: Allow to override ISO 8601 date and time separator
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Linus Torvalds authored
Merge tag 'hyperv-next-signed-20210629' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux Pull hyperv updates from Wei Liu: "Just a few minor enhancement patches and bug fixes" * tag 'hyperv-next-signed-20210629' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux: PCI: hv: Add check for hyperv_initialized in init_hv_pci_drv() Drivers: hv: Move Hyper-V extended capability check to arch neutral code drivers: hv: Fix missing error code in vmbus_connect() x86/hyperv: fix logical processor creation hv_utils: Fix passing zero to 'PTR_ERR' warning scsi: storvsc: Use blk_mq_unique_tag() to generate requestIDs Drivers: hv: vmbus: Copy packets sent by Hyper-V out of the ring buffer hv_balloon: Remove redundant assignment to region_start
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Rafael J. Wysocki authored
* pm-domains: PM: domains: Drop/restore performance state votes for devices at runtime PM PM: domains: Return early if perf state is already set for the device PM: domains: Split code in dev_pm_genpd_set_performance_state() PM: domains: fix some kernel-doc issues * pm-devfreq: PM / devfreq: passive: Fix get_target_freq when not using required-opp dt-bindings: devfreq: tegra30-actmon: Add cooling-cells dt-bindings: devfreq: tegra30-actmon: Convert to schema PM / devfreq: userspace: Use DEVICE_ATTR_RW macro PM / devfreq: imx8m-ddrc: Remove DEVFREQ_GOV_SIMPLE_ONDEMAND dependency PM / devfreq: tegra30: Support thermal cooling PM / devfreq: imx-bus: Remove imx_bus_get_dev_status PM / devfreq: Add missing error code in devfreq_add_device()
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Rafael J. Wysocki authored
* pm-cpufreq: cpufreq: Make cpufreq_online() call driver->offline() on errors cpufreq: loongson2: Remove unused linux/sched.h headers cpufreq: sh: Remove unused linux/sched.h headers cpufreq: stats: Clean up local variable in cpufreq_stats_create_table() cpufreq: intel_pstate: hybrid: Fix build with CONFIG_ACPI unset cpufreq: sc520_freq: add 'fallthrough' to one case cpufreq: intel_pstate: Add Cometlake support in no-HWP mode cpufreq: intel_pstate: Add Icelake servers support in no-HWP mode cpufreq: intel_pstate: hybrid: CPU-specific scaling factor cpufreq: intel_pstate: hybrid: Avoid exposing two global attributes * pm-cpuidle: cpuidle: teo: remove unneeded semicolon in teo_select() cpuidle: teo: Use kerneldoc documentation in admin-guide cpuidle: teo: Rework most recent idle duration values treatment cpuidle: teo: Change the main idle state selection logic cpuidle: teo: Cosmetic modification of teo_select() cpuidle: teo: Cosmetic modifications of teo_update() intel_idle: Adjust the SKX C6 parameters if PC6 is disabled
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Rafael J. Wysocki authored
* pm-core: PM: runtime: Clarify documentation when callbacks are unassigned PM: runtime: Allow unassigned ->runtime_suspend|resume callbacks PM: runtime: Improve path in rpm_idle() when no callback PM: runtime: document common mistake with pm_runtime_get_sync() * pm-sleep: PM: hibernate: remove leading spaces before tabs PM: sleep: remove trailing spaces and tabs PM: hibernate: fix spelling mistakes PM: wakeirq: Set IRQF_NO_AUTOEN when requesting the IRQ
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Rafael J. Wysocki authored
* pm-opp: opp: Allow required-opps to be used for non genpd use cases opp: use list_del_init instead of list_del/INIT_LIST_HEAD
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Rafael J. Wysocki authored
* acpi-ec: ACPI: EC: trust DSDT GPE for certain HP laptop ACPI: EC: Make more Asus laptops use ECDT _GPE * acpi-apei: ACPI: APEI: fix synchronous external aborts in user-mode ACPI: APEI: Don't warn if ACPI is disabled * acpi-soc: ACPI: LPSS: Use kstrtol() instead of simple_strtol() * acpi-misc: ACPI: NVS: fix doc warnings in nvs.c ACPI: NUMA: fix typo in a comment ACPI: OSL: Use DEFINE_RES_IO_NAMED() to simplify code ACPI: bus: Call kobject_put() in acpi_init() error path ACPI: bus: Remove unneeded assignment ACPI: configfs: Replace ACPI_INFO() with pr_debug() ACPI: ipmi: Remove address space handler in error path ACPI: event: Remove redundant initialization of local variable ACPI: sbshc: Fix fall-through warning for Clang
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Rafael J. Wysocki authored
* acpi-dptf: ACPI: DPTF: Add battery participant for Intel SoCs * acpi-messages: ACPI: Remove the macro PREFIX "ACPI: " ACPI: sleep: Unify the message printing ACPI: sbs: Unify the message printing ACPI: scan: Unify the log message printing ACPI: sbshc: Unify the message printing ACPI: sysfs: Cleanup message printing ACPI: reboot: Unify the message printing ACPI: processor_throttling: Cleanup the printing messages ACPI: processor_perflib: Cleanup print messages ACPI: processor_thermal: Remove unused PREFIX for printing ACPI: pci_root: Unify the message printing ACPI: osl: Remove the duplicated PREFIX for message printing ACPI: nvs: Unify the message printing ACPI: glue: Clean up the printing messages ACPI: event: Use pr_*() macros to replace printk() ACPI: bus: Use pr_*() macros to replace printk() ACPI: blacklist: Unify the message printing ACPI: cmos_rtc: Using pr_fmt() and remove PREFIX
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Rafael J. Wysocki authored
* acpi-prm: ACPI: PRM: make symbol 'prm_module_list' static ACPI: Add \_SB._OSC bit for PRM ACPI: PRM: implement OperationRegion handler for the PlatformRtMechanism subtype * acpi-sysfs: ACPI: sysfs: Remove tailing return statement in void function ACPI: sysfs: Use __ATTR_RO() and __ATTR_RW() macros ACPI: sysfs: Sort headers alphabetically ACPI: sysfs: Refactor param_get_trace_state() to drop dead code ACPI: sysfs: Unify pattern of memory allocations ACPI: sysfs: Allow bitmap list to be supplied to acpi_mask_gpe ACPI: sysfs: Make sparse happy about address space in use ACPI: sysfs: fix doc warnings in device_sysfs.c ACPI: sysfs: Drop four redundant return statements ACPI: sysfs: Fix a buffer overrun problem with description_show() * acpi-x86: x86/acpi: Switch to pr_xxx log functions
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Rafael J. Wysocki authored
* acpi-pm: ACPI: PM: postpone bringing devices to D0 unless we need them ACPI: PM: Adjust behavior for field problems on AMD systems ACPI: PM: s2idle: Add support for new Microsoft UUID ACPI: PM: s2idle: Add support for multiple func mask ACPI: PM: s2idle: Refactor common code ACPI: PM: s2idle: Use correct revision id ACPI: power: Use dev_dbg() to print some messages ACPI: sleep: Fix acpi_pm_pre_suspend() kernel-doc ACPI: power: Rework turning off unused power resources ACPI: power: Save the last known state of each power resource ACPI: power: Use u8 as the power resource state data type ACPI: PM / fan: Put fan device IDs into separate header file ACPI: PM: s2idle: Add missing LPS0 functions for AMD * acpi-processor: ACPI: processor_throttling: Fix several coding style issues ACPI: processor_throttling: Remove redundant initialization of 'obj' ACPI: processor idle: Fix up C-state latency if not ordered * acpi-resources: ACPI: resources: Add checks for ACPI IRQ override
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Rafael J. Wysocki authored
* acpi-bus: ACPI: Remove redundant clearing of context->ret.pointer from acpi_run_osc() * acpi-scan: ACPI: scan: Simplify acpi_table_events_fn() ACPI: scan: Fix race related to dropping dependencies ACPI: scan: Reorganize acpi_device_add() ACPI: scan: Fix device object rescan in acpi_scan_clear_dep() ACPI: scan: Make acpi_walk_dep_device_list() ACPI: scan: Rearrange acpi_dev_get_first_consumer_dev_cb() ACPI: scan: Define acpi_bus_put_acpi_device() as static inline ACPI: scan: initialize local variable to avoid garbage being returned ACPI: scan: Add function to fetch dependent of ACPI device ACPI: scan: Extend acpi_walk_dep_device_list() ACPI: scan: Rearrange dep_unmet initialization * acpi-tables: ACPI: tables: Add custom DSDT file as makefile prerequisite ACPI: bgrt: Use sysfs_emit ACPI: bgrt: Fix CFI violation ACPI: tables: FPDT: Add missing acpi_put_table() in acpi_init_fpdt() ACPI: tables: PPTT: Populate cache-id if provided by firmware
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Rafael J. Wysocki authored
* acpica: ACPICA: Add PRMT module header to facilitate parsing ACPICA: Update version to 20210604 ACPICA: Add support for PlatformRtMechanism OperationRegion handler ACPICA: iASL: add disassembler support for PRMT ACPICA: Add the CFMWS structure definition to the CEDT table ACPICA: Add defines for the CXL Host Bridge Structure (CHBS) ACPICA: iASL: Add support for the BDAT ACPI table ACPICA: Add _PLD panel positions ACPICA: Use ACPI_FALLTHROUGH ACPICA: iASL Table Compiler: Add full support for RGRT ACPI table ACPICA: iASL: Add support for the SVKL table ACPICA: iASL: Finish support for the IVRS ACPI table ACPICA: Fix memory leak caused by _CID repair function ACPICA: Add SVKL table headers ACPICA: ACPI 6.4: MADT: add Multiprocessor Wakeup Mailbox Structure
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git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pmRafael J. Wysocki authored
Pull operating performance points (OPP) framework updates for v5.14 from Viresh Kumar: "This pull request: - allows partial use of required-opps for non-genpd users. - does a minor cleanup and uses list_del_init()." * 'opp/linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm: opp: Allow required-opps to be used for non genpd use cases opp: use list_del_init instead of list_del/INIT_LIST_HEAD
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Petr Mladek authored
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Petr Mladek authored
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Petr Mladek authored
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git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespaceLinus Torvalds authored
Pull user namespace rlimit handling update from Eric Biederman: "This is the work mainly by Alexey Gladkov to limit rlimits to the rlimits of the user that created a user namespace, and to allow users to have stricter limits on the resources created within a user namespace." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace: cred: add missing return error code when set_cred_ucounts() failed ucounts: Silence warning in dec_rlimit_ucounts ucounts: Set ucount_max to the largest positive value the type can hold kselftests: Add test to check for rlimit changes in different user namespaces Reimplement RLIMIT_MEMLOCK on top of ucounts Reimplement RLIMIT_SIGPENDING on top of ucounts Reimplement RLIMIT_MSGQUEUE on top of ucounts Reimplement RLIMIT_NPROC on top of ucounts Use atomic_t for ucounts reference counting Add a reference to ucounts for each cred Increase size of ucounts to atomic_long_t
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Linus Torvalds authored
Merge tag 'array-bounds-fixes-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux Pull array-bounds fixes from Gustavo Silva: "Fix an out-of-bounds warning in the media subsystem. This is part of the ongoing efforts to globally enable -Warray-bounds" * tag 'array-bounds-fixes-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux: media: siano: Fix out-of-bounds warnings in smscore_load_firmware_family2()
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Linus Torvalds authored
Merge tag 'fallthrough-fixes-clang-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux Pull fallthrough fixes from Gustavo Silva: "Fix many fall-through warnings when building with Clang 12.0.0 and '-Wimplicit-fallthrough' so that we at some point will be able to enable that warning by default" * tag 'fallthrough-fixes-clang-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux: (26 commits) rxrpc: Fix fall-through warnings for Clang drm/nouveau/clk: Fix fall-through warnings for Clang drm/nouveau/therm: Fix fall-through warnings for Clang drm/nouveau: Fix fall-through warnings for Clang xfs: Fix fall-through warnings for Clang xfrm: Fix fall-through warnings for Clang tipc: Fix fall-through warnings for Clang sctp: Fix fall-through warnings for Clang rds: Fix fall-through warnings for Clang net/packet: Fix fall-through warnings for Clang net: netrom: Fix fall-through warnings for Clang ide: Fix fall-through warnings for Clang hwmon: (max6621) Fix fall-through warnings for Clang hwmon: (corsair-cpro) Fix fall-through warnings for Clang firewire: core: Fix fall-through warnings for Clang braille_console: Fix fall-through warnings for Clang ipv4: Fix fall-through warnings for Clang qlcnic: Fix fall-through warnings for Clang bnxt_en: Fix fall-through warnings for Clang netxen_nic: Fix fall-through warnings for Clang ...
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git://git.kernel.org/pub/scm/linux/kernel/git/kees/linuxLinus Torvalds authored
Pull pstore updates from Kees Cook: "Use normal block device I/O path for pstore/blk. (Christoph Hellwig, Kees Cook, Pu Lehui)" * tag 'pstore-v5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: pstore/blk: Include zone in pstore_device_info pstore/blk: Fix kerndoc and redundancy on blkdev param pstore/blk: Use the normal block device I/O path pstore/blk: Move verify_size() macro out of function pstore/blk: Improve failure reporting
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git://git.kernel.org/pub/scm/linux/kernel/git/kees/linuxLinus Torvalds authored
Pull seccomp updates from Kees Cook: - Add "atomic addfd + send reply" mode to SECCOMP_USER_NOTIF to better handle EINTR races visible to seccomp monitors. (Rodrigo Campos, Sargun Dhillon) - Improve seccomp selftests for readability in CI systems. (Kees Cook) * tag 'seccomp-v5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: selftests/seccomp: Avoid using "sysctl" for report selftests/seccomp: Flush benchmark output selftests/seccomp: More closely track fds being assigned selftests/seccomp: Add test for atomic addfd+send seccomp: Support atomic "addfd + send reply"
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- 28 Jun, 2021 10 commits
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git://git.lwn.net/linuxLinus Torvalds authored
Pull documentation updates from Jonathan Corbet: "This was a reasonably active cycle for documentation; this includes: - Some kernel-doc cleanups. That script is still regex onslaught from hell, but it has gotten a little better. - Improvements to the checkpatch docs, which are also used by the tool itself. - A major update to the pathname lookup documentation. - Elimination of :doc: markup, since our automarkup magic can create references from filenames without all the extra noise. - The flurry of Chinese translation activity continues. Plus, of course, the usual collection of updates, typo fixes, and warning fixes" * tag 'docs-5.14' of git://git.lwn.net/linux: (115 commits) docs: path-lookup: use bare function() rather than literals docs: path-lookup: update symlink description docs: path-lookup: update get_link() ->follow_link description docs: path-lookup: update WALK_GET, WALK_PUT desc docs: path-lookup: no get_link() docs: path-lookup: update i_op->put_link and cookie description docs: path-lookup: i_op->follow_link replaced with i_op->get_link docs: path-lookup: Add macro name to symlink limit description docs: path-lookup: remove filename_mountpoint docs: path-lookup: update do_last() part docs: path-lookup: update path_mountpoint() part docs: path-lookup: update path_to_nameidata() part docs: path-lookup: update follow_managed() part docs: Makefile: Use CONFIG_SHELL not SHELL docs: Take a little noise out of the build process docs: x86: avoid using ReST :doc:`foo` markup docs: virt: kvm: s390-pv-boot.rst: avoid using ReST :doc:`foo` markup docs: userspace-api: landlock.rst: avoid using ReST :doc:`foo` markup docs: trace: ftrace.rst: avoid using ReST :doc:`foo` markup docs: trace: coresight: coresight.rst: avoid using ReST :doc:`foo` markup ...
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git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linuxLinus Torvalds authored
Pull btrfs updates from David Sterba: "A normal mix of improvements, core changes and features that user have been missing or complaining about. User visible changes: - new sysfs exports: - add sysfs knob to limit scrub IO bandwidth per device - device stats are also available in /sys/fs/btrfs/FSID/devinfo/DEVID/error_stats - support cancellable resize and device delete ioctls - change how the empty value is interpreted when setting a property, so far we have only 'btrfs.compression' and we need to distinguish a reset to defaults and setting "do not compress", in general the empty value will always mean 'reset to defaults' for any other property, for compression it's either 'no' or 'none' to forbid compression Performance improvements: - no need for full sync when truncation does not touch extents, reported run time change is -12% - avoid unnecessary logging of xattrs during fast fsyncs (+17% throughput, -17% runtime on xattr stress workload) Core: - preemptive flushing improvements and fixes - adjust clamping logic on multi-threaded workloads to avoid flushing too soon - take into account global block reserve, may help on almost full filesystems - continue flushing when there are enough pending delalloc and ordered bytes - simplify logic around conditional transaction commit, a workaround used in the past for throttling that's been superseded by ticket reservations that manage the throttling in a better way - subpage blocksize preparation: - submit read time repair only for each corrupted sector - scrub repair now works with sectors and not pages - free space cache (v1) works with sectors and not pages - more fine grained bio tracking for extents - subpage support in page callbacks, extent callbacks, end io callbacks - simplify transaction abort logic and always abort and don't check various potentially unreliable stats tracked by the transaction - exclusive operations can do more checks when started and allow eg. cancellation of the same running operation - ensure relocation never runs while we have send operations running, e.g. when zoned background auto reclaim starts Fixes: - zoned: more sanity checks of write pointer - improve error handling in delayed inodes - send: - fix invalid path for unlink operations after parent orphanization - fix crash when memory allocations trigger reclaim - skip compression of we have only one page (can't make things better) - empty value of a property newly means reset to default Other: - lots of cleanups, comment updates, yearly typo fixing - disable build on platforms having page size 256K" * tag 'for-5.14-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux: (101 commits) btrfs: remove unused btrfs_fs_info::total_pinned btrfs: rip out btrfs_space_info::total_bytes_pinned btrfs: rip the first_ticket_bytes logic from fail_all_tickets btrfs: remove FLUSH_DELAYED_REFS from data ENOSPC flushing btrfs: rip out may_commit_transaction btrfs: send: fix crash when memory allocations trigger reclaim btrfs: ensure relocation never runs while we have send operations running btrfs: shorten integrity checker extent data mount option btrfs: switch mount option bits to enums and use wider type btrfs: props: change how empty value is interpreted btrfs: compression: don't try to compress if we don't have enough pages btrfs: fix unbalanced unlock in qgroup_account_snapshot() btrfs: sysfs: export dev stats in devinfo directory btrfs: fix typos in comments btrfs: remove a stale comment for btrfs_decompress_bio() btrfs: send: use list_move_tail instead of list_del/list_add_tail btrfs: disable build on platforms having page size 256K btrfs: send: fix invalid path for unlink operations after parent orphanization btrfs: inline wait_current_trans_commit_start in its caller btrfs: sink wait_for_unblock parameter to async commit ...
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git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofsLinus Torvalds authored
Pull erofs updates from Gao Xiang: "No noticable change available for this cycle. Just a bugfix related to sb chksum feature, two minor cleanups and Chao's email address update: - fix wrong error code overwritten due to sb checksum feature - two minor cleanups - update Chao's email address" * tag 'erofs-for-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs: MAINTAINERS: erofs: update my email address erofs: clean up file headers & footers erofs: remove the occupied parameter from z_erofs_pagevec_enqueue() erofs: fix error return code in erofs_read_superblock()
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git://git.kernel.org/pub/scm/fs/fscrypt/fscryptLinus Torvalds authored
Pull fscrypt updates from Eric Biggers: "A couple bug fixes for fs/crypto/: - Fix handling of major dirhash values that happen to be 0. - Fix cases where keys were derived differently on big endian systems than on little endian systems (affecting some newer features only)" * tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt: fscrypt: fix derivation of SipHash keys on big endian CPUs fscrypt: don't ignore minor_hash when hash is 0
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git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrityLinus Torvalds authored
Pull integrity subsystem updates from Mimi Zohar: "The large majority of the changes are EVM portable & immutable signature related: removing a dependency on loading an HMAC key, safely allowing file metadata included in the EVM portable & immutable signatures to be modified, allowing EVM signatures to fulfill IMA file signature policy requirements, including the EVM file metadata signature in lieu of an IMA file data signature in the measurement list, and adding dynamic debugging of EVM file metadata. In addition, in order to detect critical data or file change reversions, duplicate measurement records are permitted in the IMA measurement list. The remaining patches address compiler, sparse, and doc warnings" * tag 'integrity-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity: (31 commits) evm: Check xattr size discrepancy between kernel and user evm: output EVM digest calculation info IMA: support for duplicate measurement records ima: Fix warning: no previous prototype for function 'ima_add_kexec_buffer' ima: differentiate between EVM failures in the audit log ima: Fix fall-through warning for Clang ima: Pass NULL instead of 0 to ima_get_action() in ima_file_mprotect() ima: Include header defining ima_post_key_create_or_update() ima/evm: Fix type mismatch ima: Set correct casting types doc: Fix warning in Documentation/security/IMA-templates.rst evm: Don't return an error in evm_write_xattrs() if audit is not enabled ima: Define new template evm-sig ima: Define new template fields xattrnames, xattrlengths and xattrvalues evm: Verify portable signatures against all protected xattrs ima: Define new template field imode ima: Define new template fields iuid and igid ima: Add ima_show_template_uint() template library function ima: Don't remove security.ima if file must not be appraised ima: Introduce template field evmsig and write to field sig as fallback ...
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git://git.osdn.net/gitroot/tomoyo/tomoyo-test1Linus Torvalds authored
Pull tomoyo fix from Tetsuo Handa: "A doc warning fix from ChenXiaoSong" * tag 'tomoyo-pr-20210628' of git://git.osdn.net/gitroot/tomoyo/tomoyo-test1: tomoyo: fix doc warnings
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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: "Algorithms: - Fix rmmod crash with x86/curve25519 - Add ECDH NIST P384 - Generate assembly files at build-time with perl scripts on arm - Switch to HMAC SHA512 DRBG as default DRBG Drivers: - Add sl3516 crypto engine - Add ECDH NIST P384 support in hisilicon/hpre - Add {ofb,cfb,ctr} over {aes,sm4} in hisilicon/sec - Add {ccm,gcm} over {aes,sm4} in hisilicon/sec - Enable omap hwrng driver for TI K3 family - Add support for AEAD algorithms in qce" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (142 commits) crypto: sl3516 - depends on HAS_IOMEM crypto: hisilicon/qm - implement for querying hardware tasks status. crypto: sl3516 - Fix build warning without CONFIG_PM MAINTAINERS: update caam crypto driver maintainers list crypto: nx - Fix numerous sparse byte-order warnings crypto: nx - Fix RCU warning in nx842_OF_upd_status crypto: api - Move crypto attr definitions out of crypto.h crypto: nx - Fix memcpy() over-reading in nonce crypto: hisilicon/sec - Fix spelling mistake "fallbcak" -> "fallback" crypto: sa2ul - Remove unused auth_len variable crypto: sl3516 - fix duplicated inclusion crypto: hisilicon/zip - adds the max shaper type rate crypto: hisilicon/hpre - adds the max shaper type rate crypto: hisilicon/sec - adds the max shaper type rate crypto: hisilicon/qm - supports to inquiry each function's QoS crypto: hisilicon/qm - add pf ping single vf function crypto: hisilicon/qm - merges the work initialization process into a single function crypto: hisilicon/qm - add the "alg_qos" file node crypto: hisilicon/qm - supports writing QoS int the host crypto: api - remove CRYPTOA_U32 and related functions ...
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git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-mediaLinus Torvalds authored
Pull media updates from Mauro Carvalho Chehab: - V4L2 core control API was split into separate files - New RC maps: tango and tc-90405 - Hantro driver got support for G2/HEVC decoder - av7710 is moving to staging, together with some legacy APIs - several cleanups related to compat_ioctl32 code - Move the MPEG-2 stateless control type out of staging - Address several issues with RPM get logic on media drivers - Lots of cleanups, bug fixes and improvements. * tag 'media/v5.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (394 commits) media: s5p-mfc: Fix display delay control creation media: mtk-vpu: on suspend, read/write regs only if vpu is running media: video-mux: Skip dangling endpoints media: Fix Media Controller API config checks media: i2c: rdacm20: Re-work ov10635 reset media: i2c: rdacm20: Check return values media: i2c: rdacm20: Report camera module name media: i2c: rdacm20: Enable noise immunity media: i2c: rdacm20: Embed 'serializer' field media: i2c: rdacm21: Power up OV10640 before OV490 media: i2c: rdacm21: Fix OV10640 powerup media: i2c: rdacm21: Add delay after OV490 reset media: i2c: max9271: Introduce wake_up() function media: i2c: max9271: Check max9271_write() return media: i2c: max9286: Rework comments in .bound() media: i2c: max9286: Define high channel amplitude media: i2c: max9286: Cache channel amplitude media: i2c: max9286: Rename reverse_channel_mv media: i2c: max9286: Adjust parameters indent media: hantro: add support for Rockchip RK3036 ...
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git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds authored
Pull kvm updates from Paolo Bonzini: "This covers all architectures (except MIPS) so I don't expect any other feature pull requests this merge window. ARM: - Add MTE support in guests, complete with tag save/restore interface - Reduce the impact of CMOs by moving them in the page-table code - Allow device block mappings at stage-2 - Reduce the footprint of the vmemmap in protected mode - Support the vGIC on dumb systems such as the Apple M1 - Add selftest infrastructure to support multiple configuration and apply that to PMU/non-PMU setups - Add selftests for the debug architecture - The usual crop of PMU fixes PPC: - Support for the H_RPT_INVALIDATE hypercall - Conversion of Book3S entry/exit to C - Bug fixes S390: - new HW facilities for guests - make inline assembly more robust with KASAN and co x86: - Allow userspace to handle emulation errors (unknown instructions) - Lazy allocation of the rmap (host physical -> guest physical address) - Support for virtualizing TSC scaling on VMX machines - Optimizations to avoid shattering huge pages at the beginning of live migration - Support for initializing the PDPTRs without loading them from memory - Many TLB flushing cleanups - Refuse to load if two-stage paging is available but NX is not (this has been a requirement in practice for over a year) - A large series that separates the MMU mode (WP/SMAP/SMEP etc.) from CR0/CR4/EFER, using the MMU mode everywhere once it is computed from the CPU registers - Use PM notifier to notify the guest about host suspend or hibernate - Support for passing arguments to Hyper-V hypercalls using XMM registers - Support for Hyper-V TLB flush hypercalls and enlightened MSR bitmap on AMD processors - Hide Hyper-V hypercalls that are not included in the guest CPUID - Fixes for live migration of virtual machines that use the Hyper-V "enlightened VMCS" optimization of nested virtualization - Bugfixes (not many) Generic: - Support for retrieving statistics without debugfs - Cleanups for the KVM selftests API" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (314 commits) KVM: x86: rename apic_access_page_done to apic_access_memslot_enabled kvm: x86: disable the narrow guest module parameter on unload selftests: kvm: Allows userspace to handle emulation errors. kvm: x86: Allow userspace to handle emulation errors KVM: x86/mmu: Let guest use GBPAGES if supported in hardware and TDP is on KVM: x86/mmu: Get CR4.SMEP from MMU, not vCPU, in shadow page fault KVM: x86/mmu: Get CR0.WP from MMU, not vCPU, in shadow page fault KVM: x86/mmu: Drop redundant rsvd bits reset for nested NPT KVM: x86/mmu: Optimize and clean up so called "last nonleaf level" logic KVM: x86: Enhance comments for MMU roles and nested transition trickiness KVM: x86/mmu: WARN on any reserved SPTE value when making a valid SPTE KVM: x86/mmu: Add helpers to do full reserved SPTE checks w/ generic MMU KVM: x86/mmu: Use MMU's role to determine PTTYPE KVM: x86/mmu: Collapse 32-bit PAE and 64-bit statements for helpers KVM: x86/mmu: Add a helper to calculate root from role_regs KVM: x86/mmu: Add helper to update paging metadata KVM: x86/mmu: Don't update nested guest's paging bitmasks if CR0.PG=0 KVM: x86/mmu: Consolidate reset_rsvds_bits_mask() calls KVM: x86/mmu: Use MMU role_regs to get LA57, and drop vCPU LA57 helper KVM: x86/mmu: Get nested MMU's root level from the MMU's role ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linuxLinus Torvalds authored
Pull arm64 updates from Will Deacon: "There's a reasonable amount here and the juicy details are all below. It's worth noting that the MTE/KASAN changes strayed outside of our usual directories due to core mm changes and some associated changes to some other architectures; Andrew asked for us to carry these [1] rather that take them via the -mm tree. Summary: - Optimise SVE switching for CPUs with 128-bit implementations. - Fix output format from SVE selftest. - Add support for versions v1.2 and 1.3 of the SMC calling convention. - Allow Pointer Authentication to be configured independently for kernel and userspace. - PMU driver cleanups for managing IRQ affinity and exposing event attributes via sysfs. - KASAN optimisations for both hardware tagging (MTE) and out-of-line software tagging implementations. - Relax frame record alignment requirements to facilitate 8-byte alignment with KASAN and Clang. - Cleanup of page-table definitions and removal of unused memory types. - Reduction of ARCH_DMA_MINALIGN back to 64 bytes. - Refactoring of our instruction decoding routines and addition of some missing encodings. - Move entry code moved into C and hardened against harmful compiler instrumentation. - Update booting requirements for the FEAT_HCX feature, added to v8.7 of the architecture. - Fix resume from idle when pNMI is being used. - Additional CPU sanity checks for MTE and preparatory changes for systems where not all of the CPUs support 32-bit EL0. - Update our kernel string routines to the latest Cortex Strings implementation. - Big cleanup of our cache maintenance routines, which were confusingly named and inconsistent in their implementations. - Tweak linker flags so that GDB can understand vmlinux when using RELR relocations. - Boot path cleanups to enable early initialisation of per-cpu operations needed by KCSAN. - Non-critical fixes and miscellaneous cleanup" * tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (150 commits) arm64: tlb: fix the TTL value of tlb_get_level arm64: Restrict undef hook for cpufeature registers arm64/mm: Rename ARM64_SWAPPER_USES_SECTION_MAPS arm64: insn: avoid circular include dependency arm64: smp: Bump debugging information print down to KERN_DEBUG drivers/perf: fix the missed ida_simple_remove() in ddr_perf_probe() perf/arm-cmn: Fix invalid pointer when access dtc object sharing the same IRQ number arm64: suspend: Use cpuidle context helpers in cpu_suspend() PSCI: Use cpuidle context helpers in psci_cpu_suspend_enter() arm64: Convert cpu_do_idle() to using cpuidle context helpers arm64: Add cpuidle context save/restore helpers arm64: head: fix code comments in set_cpu_boot_mode_flag arm64: mm: drop unused __pa(__idmap_text_start) arm64: mm: fix the count comments in compute_indices arm64/mm: Fix ttbr0 values stored in struct thread_info for software-pan arm64: mm: Pass original fault address to handle_mm_fault() arm64/mm: Drop SECTION_[SHIFT|SIZE|MASK] arm64/mm: Use CONT_PMD_SHIFT for ARM64_MEMSTART_SHIFT arm64/mm: Drop SWAPPER_INIT_MAP_SIZE arm64: Conditionally configure PTR_AUTH key of the kernel. ...
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