- 03 Oct, 2022 20 commits
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https://github.com/Rust-for-Linux/linuxLinus Torvalds authored
Pull Rust introductory support from Kees Cook: "The tree has a recent base, but has fundamentally been in linux-next for a year and a half[1]. It's been updated based on feedback from the Kernel Maintainer's Summit, and to gain recent Reviewed-by: tags. Miguel is the primary maintainer, with me helping where needed/wanted. Our plan is for the tree to switch to the standard non-rebasing practice once this initial infrastructure series lands. The contents are the absolute minimum to get Rust code building in the kernel, with many more interfaces[2] (and drivers - NVMe[3], 9p[4], M1 GPU[5]) on the way. The initial support of Rust-for-Linux comes in roughly 4 areas: - Kernel internals (kallsyms expansion for Rust symbols, %pA format) - Kbuild infrastructure (Rust build rules and support scripts) - Rust crates and bindings for initial minimum viable build - Rust kernel documentation and samples Rust support has been in linux-next for a year and a half now, and the short log doesn't do justice to the number of people who have contributed both to the Linux kernel side but also to the upstream Rust side to support the kernel's needs. Thanks to these 173 people, and many more, who have been involved in all kinds of ways: Miguel Ojeda, Wedson Almeida Filho, Alex Gaynor, Boqun Feng, Gary Guo, Björn Roy Baron, Andreas Hindborg, Adam Bratschi-Kaye, Benno Lossin, Maciej Falkowski, Finn Behrens, Sven Van Asbroeck, Asahi Lina, FUJITA Tomonori, John Baublitz, Wei Liu, Geoffrey Thomas, Philip Herron, Arthur Cohen, David Faust, Antoni Boucher, Philip Li, Yujie Liu, Jonathan Corbet, Greg Kroah-Hartman, Paul E. McKenney, Josh Triplett, Kent Overstreet, David Gow, Alice Ryhl, Robin Randhawa, Kees Cook, Nick Desaulniers, Matthew Wilcox, Linus Walleij, Joe Perches, Michael Ellerman, Petr Mladek, Masahiro Yamada, Arnaldo Carvalho de Melo, Andrii Nakryiko, Konstantin Shelekhin, Rasmus Villemoes, Konstantin Ryabitsev, Stephen Rothwell, Andy Shevchenko, Sergey Senozhatsky, John Paul Adrian Glaubitz, David Laight, Nathan Chancellor, Jonathan Cameron, Daniel Latypov, Shuah Khan, Brendan Higgins, Julia Lawall, Laurent Pinchart, Geert Uytterhoeven, Akira Yokosawa, Pavel Machek, David S. Miller, John Hawley, James Bottomley, Arnd Bergmann, Christian Brauner, Dan Robertson, Nicholas Piggin, Zhouyi Zhou, Elena Zannoni, Jose E. Marchesi, Leon Romanovsky, Will Deacon, Richard Weinberger, Randy Dunlap, Paolo Bonzini, Roland Dreier, Mark Brown, Sasha Levin, Ted Ts'o, Steven Rostedt, Jarkko Sakkinen, Michal Kubecek, Marco Elver, Al Viro, Keith Busch, Johannes Berg, Jan Kara, David Sterba, Connor Kuehl, Andy Lutomirski, Andrew Lunn, Alexandre Belloni, Peter Zijlstra, Russell King, Eric W. Biederman, Willy Tarreau, Christoph Hellwig, Emilio Cobos Álvarez, Christian Poveda, Mark Rousskov, John Ericson, TennyZhuang, Xuanwo, Daniel Paoliello, Manish Goregaokar, comex, Josh Stone, Stephan Sokolow, Philipp Krones, Guillaume Gomez, Joshua Nelson, Mats Larsen, Marc Poulhiès, Samantha Miller, Esteban Blanc, Martin Schmidt, Martin Rodriguez Reboredo, Daniel Xu, Viresh Kumar, Bartosz Golaszewski, Vegard Nossum, Milan Landaverde, Dariusz Sosnowski, Yuki Okushi, Matthew Bakhtiari, Wu XiangCheng, Tiago Lam, Boris-Chengbiao Zhou, Sumera Priyadarsini, Viktor Garske, Niklas Mohrin, Nándor István Krácser, Morgan Bartlett, Miguel Cano, Léo Lanteri Thauvin, Julian Merkle, Andreas Reindl, Jiapeng Chong, Fox Chen, Douglas Su, Antonio Terceiro, SeongJae Park, Sergio González Collado, Ngo Iok Ui (Wu Yu Wei), Joshua Abraham, Milan, Daniel Kolsoi, ahomescu, Manas, Luis Gerhorst, Li Hongyu, Philipp Gesang, Russell Currey, Jalil David Salamé Messina, Jon Olson, Raghvender, Angelos, Kaviraj Kanagaraj, Paul Römer, Sladyn Nunes, Mauro Baladés, Hsiang-Cheng Yang, Abhik Jain, Hongyu Li, Sean Nash, Yuheng Su, Peng Hao, Anhad Singh, Roel Kluin, Sara Saa, Geert Stappers, Garrett LeSage, IFo Hancroft, and Linus Torvalds" Link: https://lwn.net/Articles/849849/ [1] Link: https://github.com/Rust-for-Linux/linux/commits/rust [2] Link: https://github.com/metaspace/rust-linux/commit/d88c3744d6cbdf11767e08bad56cbfb67c4c96d0 [3] Link: https://github.com/wedsonaf/linux/commit/9367032607f7670de0ba1537cf09ab0f4365a338 [4] Link: https://github.com/AsahiLinux/linux/commits/gpu/rust-wip [5] * tag 'rust-v6.1-rc1' of https://github.com/Rust-for-Linux/linux: (27 commits) MAINTAINERS: Rust samples: add first Rust examples x86: enable initial Rust support docs: add Rust documentation Kbuild: add Rust support rust: add `.rustfmt.toml` scripts: add `is_rust_module.sh` scripts: add `rust_is_available.sh` scripts: add `generate_rust_target.rs` scripts: add `generate_rust_analyzer.py` scripts: decode_stacktrace: demangle Rust symbols scripts: checkpatch: enable language-independent checks for Rust scripts: checkpatch: diagnose uses of `%pA` in the C side as errors vsprintf: add new `%pA` format specifier rust: export generated symbols rust: add `kernel` crate rust: add `bindings` crate rust: add `macros` crate rust: add `compiler_builtins` crate rust: adapt `alloc` crate to the kernel ...
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull thermal control updates from Rafael Wysocki: "The most significant part of this update is the thermal control DT initialization rework from Daniel Lezcano and the following conversion of drivers to use the new API introduced by it Apart from that, the maximum number of trip points in a thermal zone is increased and there are some fixes and code cleanups Specifics: - Rework the device tree initialization, convert the drivers to the new API and remove the old OF code (Daniel Lezcano) - Fix return value to -ENODEV when searching for a specific thermal zone which does not exist (Daniel Lezcano) - Fix the return value inspection in of_thermal_zone_find() (Dan Carpenter) - Fix kernel panic when KASAN is enabled as it detects use after free when unregistering a thermal zone (Daniel Lezcano) - Move the set_trip ops inside the therma sysfs code (Daniel Lezcano) - Remove unnecessary error message as it is already shown in the underlying function (Jiapeng Chong) - Rework the monitoring path and move the locks upper in the call stack to fix some potentials race windows (Daniel Lezcano) - Fix lockdep_assert() warning introduced by the lock rework (Daniel Lezcano) - Do not lock thermal zone mutex in the user space governor (Rafael Wysocki) - Revert the Mellanox 'hotter thermal zone' feature because it is already handled in the thermal framework core code (Daniel Lezcano) - Increase maximum number of trip points in the thermal core (Sumeet Pawnikar) - Replace strlcpy() with unused retval with strscpy() in the core thermal control code (Wolfram Sang) - Use module_pci_driver() macro in the int340x processor_thermal driver (Shang XiaoJing) - Use get_cpu() instead of smp_processor_id() in the intel_powerclamp thermal driver to prevent it from crashing and remove unused accounting for IRQ wakes from it (Srinivas Pandruvada) - Consolidate priv->data_vault checks in int340x_thermal (Rafael Wysocki) - Check the policy first in cpufreq_cooling_register() (Xuewen Yan) - Drop redundant error message from da9062-thermal (zhaoxiao) - Drop of_match_ptr() from thermal_mmio (Jean Delvare)" * tag 'thermal-6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (55 commits) thermal: core: Increase maximum number of trip points thermal: int340x: processor_thermal: Use module_pci_driver() macro thermal: intel_powerclamp: Remove accounting for IRQ wakes thermal: intel_powerclamp: Use get_cpu() instead of smp_processor_id() to avoid crash thermal: int340x_thermal: Consolidate priv->data_vault checks thermal: cpufreq_cooling: Check the policy first in cpufreq_cooling_register() thermal: Drop duplicate words from comments thermal: move from strlcpy() with unused retval to strscpy() thermal: da9062-thermal: Drop redundant error message thermal/drivers/thermal_mmio: Drop of_match_ptr() thermal: gov_user_space: Do not lock thermal zone mutex Revert "mlxsw: core: Add the hottest thermal zone detection" thermal/core: Fix lockdep_assert() warning thermal/core: Move the mutex inside the thermal_zone_device_update() function thermal/core: Move the thermal zone lock out of the governors thermal/governors: Group the thermal zone lock inside the throttle function thermal/core: Rework the monitoring a bit thermal/core: Rearm the monitoring only one time thermal/drivers/qcom/spmi-adc-tm5: Remove unnecessary print function dev_err() thermal/of: Remove old OF code ...
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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 support for some new hardware, extend the existing hardware support, fix some issues and clean up code Specifics: - Add isupport for Tiger Lake in no-HWP mode to intel_pstate (Doug Smythies) - Update the AMD P-state driver (Perry Yuan): - Fix wrong lowest perf fetch - Map desired perf into pstate scope for powersave governor - Update pstate frequency transition delay time - Fix initial highest_perf value - Clean up - Move max CPU capacity to sugov_policy in the schedutil cpufreq governor (Lukasz Luba) - Add SM6115 to cpufreq-dt blocklist (Adam Skladowski) - Add support for Tegra239 and minor cleanups (Sumit Gupta, ye xingchen, and Yang Yingliang) - Add freq qos for qcom cpufreq driver and minor cleanups (Xuewen Yan, and Viresh Kumar) - Minor cleanups around functions called at module_init() (Xiu Jianfeng) - Use module_init and add module_exit for bmips driver (Zhang Jianhua) - Add AlderLake-N support to intel_idle (Zhang Rui) - Replace strlcpy() with unused retval with strscpy() in intel_idle (Wolfram Sang) - Remove redundant check from cpuidle_switch_governor() (Yu Liao) - Replace strlcpy() with unused retval with strscpy() in the powernv cpuidle driver (Wolfram Sang) - Drop duplicate word from a comment in the coupled cpuidle driver (Jason Wang) - Make rpm_resume() return -EINPROGRESS if RPM_NOWAIT is passed to it in the flags and the device is about to resume (Rafael Wysocki) - Add extra debugging statement for multiple active IRQs to system wakeup handling code (Mario Limonciello) - Replace strlcpy() with unused retval with strscpy() in the core system suspend support code (Wolfram Sang) - Update the intel_rapl power capping driver: - Use standard Energy Unit for SPR Dram RAPL domain (Zhang Rui). - Add support for RAPTORLAKE_S (Zhang Rui). - Fix UBSAN shift-out-of-bounds issue (Chao Qin) - Handle -EPROBE_DEFER when regulator is not probed on mtk-ci-devfreq.c (AngeloGioacchino Del Regno) - Fix message typo and use dev_err_probe() in rockchip-dfi.c (Christophe JAILLET)" * tag 'pm-6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (29 commits) cpufreq: qcom-cpufreq-hw: Add cpufreq qos for LMh cpufreq: Add __init annotation to module init funcs cpufreq: tegra194: change tegra239_cpufreq_soc to static PM / devfreq: rockchip-dfi: Fix an error message PM / devfreq: mtk-cci: Handle sram regulator probe deferral powercap: intel_rapl: Use standard Energy Unit for SPR Dram RAPL domain PM: runtime: Return -EINPROGRESS from rpm_resume() in the RPM_NOWAIT case intel_idle: Add AlderLake-N support powercap: intel_rapl: fix UBSAN shift-out-of-bounds issue cpufreq: tegra194: Add support for Tegra239 cpufreq: qcom-cpufreq-hw: Fix uninitialized throttled_freq warning cpufreq: intel_pstate: Add Tigerlake support in no-HWP mode powercap: intel_rapl: Add support for RAPTORLAKE_S cpufreq: amd-pstate: Fix initial highest_perf value cpuidle: Remove redundant check in cpuidle_switch_governor() PM: wakeup: Add extra debugging statement for multiple active IRQs cpufreq: tegra194: Remove the unneeded result variable PM: suspend: move from strlcpy() with unused retval to strscpy() intel_idle: move from strlcpy() with unused retval to strscpy() cpuidle: powernv: move from strlcpy() with unused retval to strscpy() ...
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull ACPI updates from Rafael Wysocki: "ACPI and PNP updates for 6.1-rc1. These rearrange the ACPI device object initialization code (to get rid of a redundant parent pointer from struct acpi_device among other things), unify the _UID handling, drop support for some _OSI strings that should not be necessary any more, add new IDs to support more hardware and some more quirks, fix a few issues and clean up code all over. Specifics: - Reimplement acpi_get_pci_dev() using the list of physical devices associated with the given ACPI device object (Rafael Wysocki) - Rename ACPI device object reference counting functions (Rafael Wysocki) - Rearrange ACPI device object initialization code (Rafael Wysocki) - Drop parent field from struct acpi_device (Rafael Wysocki) - Extend the the int3472-tps68470 driver to support multiple consumers of a single TPS68470 along with the requisite framework-level support (Daniel Scally) - Filter out non-memory resources in is_memory(), add a helper function to find all memory type resources of an ACPI device object and use that function in 3 places (Heikki Krogerus) - Add IRQ override quirks for Asus Vivobook K3402ZA/K3502ZA and ASUS model S5402ZA (Tamim Khan, Kellen Renshaw) - Fix acpi_dev_state_d0() kerneldoc (Sakari Ailus) - Fix up suspend-to-idle support on ASUS Rembrandt laptops (Mario Limonciello) - Clean up ACPI platform devices support code (Andy Shevchenko, John Garry) - Clean up ACPI bus management code (Andy Shevchenko, ye xingchen) - Add support for multiple DMA windows with different offsets to the ACPI device enumeration code and use it on LoongArch (Jianmin Lv) - Clean up the ACPI LPSS (Intel SoC) driver (Andy Shevchenko) - Add a quirk for Dell Inspiron 14 2-in-1 for StorageD3Enable (Mario Limonciello) - Drop unused dev_fmt() and redundant 'HMAT' prefix from the HMAT parsing code (Liu Shixin) - Make ACPI FPDT parsing code avoid calling acpi_os_map_memory() on invalid physical addresses (Hans de Goede) - Silence missing-declarations warning related to Apple device properties management (Lukas Wunner) - Disable frequency invariance in the CPPC library if registers used by cppc_get_perf_ctrs() are accessed via PCC (Jeremy Linton) - Add ACPI disabled check to acpi_cpc_valid() (Perry Yuan) - Fix Tx acknowledge in the PCC address space handler (Huisong Li) - Use wait_for_completion_timeout() for PCC mailbox operations (Huisong Li) - Release resources on PCC address space setup failure path (Rafael Mendonca) - Remove unneeded result variables from APEI code (ye xingchen) - Print total number of records found during BERT log parsing (Dmitry Monakhov) - Drop support for 3 _OSI strings that should not be necessary any more and update documentation on custom _OSI strings so that adding new ones is not encouraged any more (Mario Limonciello) - Drop unneeded result variable from ec_write() (ye xingchen) - Remove the leftover struct acpi_ac_bl from the ACPI AC driver (Hanjun Guo) - Reorder symbols to get rid of a few forward declarations in the ACPI fan driver (Uwe Kleine-König) - Add Toshiba Satellite/Portege Z830 ACPI backlight quirk (Arvid Norlander) - Add ARM DMA-330 controller to the supported list in the ACPI AMBA driver (Vijayenthiran Subramaniam) - Drop references to non-functional 01.org/linux-acpi web site from MAINTAINERS and Kconfig help texts (Rafael Wysocki) - Replace strlcpy() with unused retval with strscpy() in the ACPI support code (Wolfram Sang) - Do not initialize ret in main() in the pfrut utility (Shi junming) - Drop useless ACPI DSDT override documentation (Rafael Wysocki) - Fix a few typos and wording mistakes in the ACPI device enumeration documentation (Jean Delvare) - Introduce acpi_dev_uid_to_integer() to convert a _UID string into an integer value (Andy Shevchenko) - Use acpi_dev_uid_to_integer() in several places to unify _UID handling (Andy Shevchenko) - Drop unused pnpid32_to_pnpid() declaration from PNP code (Gaosheng Cui)" * tag 'acpi-6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (79 commits) ACPI: LPSS: Deduplicate skipping device in acpi_lpss_create_device() ACPI: LPSS: Replace loop with first entry retrieval ACPI: x86: s2idle: Add another ID to s2idle_dmi_table ACPI: x86: s2idle: Fix a NULL pointer dereference MAINTAINERS: Drop records pointing to 01.org/linux-acpi ACPI: Kconfig: Drop link to https://01.org/linux-acpi ACPI: docs: Drop useless DSDT override documentation ACPI: DPTF: Drop stale link from Kconfig help ACPI: x86: s2idle: Add a quirk for ASUSTeK COMPUTER INC. ROG Flow X13 ACPI: x86: s2idle: Add a quirk for Lenovo Slim 7 Pro 14ARH7 ACPI: x86: s2idle: Add a quirk for ASUS ROG Zephyrus G14 ACPI: x86: s2idle: Add a quirk for ASUS TUF Gaming A17 FA707RE ACPI: x86: s2idle: Add module parameter to prefer Microsoft GUID ACPI: x86: s2idle: If a new AMD _HID is missing assume Rembrandt ACPI: x86: s2idle: Move _HID handling for AMD systems into structures platform/x86: int3472: Add board data for Surface Go2 IR camera platform/x86: int3472: Support multiple gpio lookups in board data platform/x86: int3472: Support multiple clock consumers ACPI: bus: Add iterator for dependent devices ACPI: scan: Add acpi_dev_get_next_consumer_dev() ...
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Rafael J. Wysocki authored
Merge thermal control driver changes for 6.1-rc1: - Use module_pci_driver() macro in the int340x processor_thermal driver (Shang XiaoJing). - Use get_cpu() instead of smp_processor_id() in the intel_powerclamp thermal driver to prevent it from crashing and remove unused accounting for IRQ wakes from it (Srinivas Pandruvada). - Consolidate priv->data_vault checks in int340x_thermal (Rafael Wysocki). - Check the policy first in cpufreq_cooling_register() (Xuewen Yan). - Drop redundant error message from da9062-thermal (zhaoxiao). - Drop of_match_ptr() from thermal_mmio (Jean Delvare). * thermal-intel: thermal: int340x: processor_thermal: Use module_pci_driver() macro thermal: intel_powerclamp: Remove accounting for IRQ wakes thermal: intel_powerclamp: Use get_cpu() instead of smp_processor_id() to avoid crash thermal: int340x_thermal: Consolidate priv->data_vault checks * thermal-drivers: thermal: cpufreq_cooling: Check the policy first in cpufreq_cooling_register() thermal: da9062-thermal: Drop redundant error message thermal/drivers/thermal_mmio: Drop of_match_ptr()
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Rafael J. Wysocki authored
Merge core thermal control changes for 6.1-rc1: - Increase maximum number of trip points in the thermal core (Sumeet Pawnikar). - Replace strlcpy() with unused retval with strscpy() in the core thermal control code (Wolfram Sang). - Do not lock thermal zone mutex in the user space governor (Rafael Wysocki) - Rework the device tree initialization, convert the drivers to the new API and remove the old OF code (Daniel Lezcano) - Fix return value to -ENODEV when searching for a specific thermal zone which does not exist (Daniel Lezcano) - Fix the return value inspection in of_thermal_zone_find() (Dan Carpenter) - Fix kernel panic when KASAN is enabled as it detects use after free when unregistering a thermal zone (Daniel Lezcano) - Move the set_trip ops inside the therma sysfs code (Daniel Lezcano) - Remove unnecessary error message as it is already showed in the underlying function (Jiapeng Chong) - Rework the monitoring path and move the locks upper in the call stack to fix some potentials race windows (Daniel Lezcano) - Fix lockdep_assert() warning introduced by the lock rework (Daniel Lezcano) - Revert the Mellanox 'hotter thermal zone' feature because it is already handled in the thermal framework core code (Daniel Lezcano) * thermal-core: (47 commits) thermal: core: Increase maximum number of trip points thermal: move from strlcpy() with unused retval to strscpy() thermal: gov_user_space: Do not lock thermal zone mutex Revert "mlxsw: core: Add the hottest thermal zone detection" thermal/core: Fix lockdep_assert() warning thermal/core: Move the mutex inside the thermal_zone_device_update() function thermal/core: Move the thermal zone lock out of the governors thermal/governors: Group the thermal zone lock inside the throttle function thermal/core: Rework the monitoring a bit thermal/core: Rearm the monitoring only one time thermal/drivers/qcom/spmi-adc-tm5: Remove unnecessary print function dev_err() thermal/of: Remove old OF code thermal/core: Move set_trip_temp ops to the sysfs code thermal/drivers/samsung: Switch to new of thermal API regulator/drivers/max8976: Switch to new of thermal API Input: sun4i-ts - switch to new of thermal API iio/drivers/sun4i_gpadc: Switch to new of thermal API hwmon/drivers/core: Switch to new of thermal API hwmon: pm_bus: core: Switch to new of thermal API ata/drivers/ahci_imx: Switch to new of thermal API ...
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Rafael J. Wysocki authored
Merge cpuidle changes, PM core changes and power capping changes for 6.1-rc1: - Add AlderLake-N support to intel_idle (Zhang Rui). - Replace strlcpy() with unused retval with strscpy() in intel_idle (Wolfram Sang). - Remove redundant check from cpuidle_switch_governor() (Yu Liao). - Replace strlcpy() with unused retval with strscpy() in the powernv cpuidle driver (Wolfram Sang). - Drop duplicate word from a comment in the coupled cpuidle driver (Jason Wang). - Make rpm_resume() return -EINPROGRESS if RPM_NOWAIT is passed to it in the flags and the device is about to resume (Rafael Wysocki). - Add extra debugging statement for multiple active IRQs to system wakeup handling code (Mario Limonciello). - Replace strlcpy() with unused retval with strscpy() in the core system suspend support code (Wolfram Sang). - Update the intel_rapl power capping driver: * Use standard Energy Unit for SPR Dram RAPL domain (Zhang Rui). * Add support for RAPTORLAKE_S (Zhang Rui). * Fix UBSAN shift-out-of-bounds issue (Chao Qin). * pm-cpuidle: intel_idle: Add AlderLake-N support cpuidle: Remove redundant check in cpuidle_switch_governor() intel_idle: move from strlcpy() with unused retval to strscpy() cpuidle: powernv: move from strlcpy() with unused retval to strscpy() cpuidle: coupled: Drop duplicate word from a comment * pm-core: PM: runtime: Return -EINPROGRESS from rpm_resume() in the RPM_NOWAIT case * pm-sleep: PM: wakeup: Add extra debugging statement for multiple active IRQs PM: suspend: move from strlcpy() with unused retval to strscpy() * powercap: powercap: intel_rapl: Use standard Energy Unit for SPR Dram RAPL domain powercap: intel_rapl: fix UBSAN shift-out-of-bounds issue powercap: intel_rapl: Add support for RAPTORLAKE_S
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Rafael J. Wysocki authored
Merge cpufreq changes for 6.1-rc1: - Add isupport for Tiger Lake in no-HWP mode to intel_pstate (Doug Smythies). - Update the AMD P-state driver (Perry Yuan): * Fix wrong lowest perf fetch. * Map desired perf into pstate scope for powersave governor. * Update pstate frequency transition delay time. * Fix initial highest_perf value. * Clean up. - Move max CPU capacity to sugov_policy in the schedutil cpufreq governor (Lukasz Luba). - Add SM6115 to cpufreq-dt blocklist (Adam Skladowski). - Add support for Tegra239 and minor cleanups (Sumit Gupta, ye xingchen, and Yang Yingliang). - Add freq qos for qcom cpufreq driver and minor cleanups (Xuewen Yan, and Viresh Kumar). - Minor cleanups around functions called at module_init() (Xiu Jianfeng). - Use module_init and add module_exit for bmips driver (Zhang Jianhua). * pm-cpufreq: cpufreq: qcom-cpufreq-hw: Add cpufreq qos for LMh cpufreq: Add __init annotation to module init funcs cpufreq: tegra194: change tegra239_cpufreq_soc to static cpufreq: tegra194: Add support for Tegra239 cpufreq: qcom-cpufreq-hw: Fix uninitialized throttled_freq warning cpufreq: intel_pstate: Add Tigerlake support in no-HWP mode cpufreq: amd-pstate: Fix initial highest_perf value cpufreq: tegra194: Remove the unneeded result variable cpufreq: amd-pstate: update pstate frequency transition delay time cpufreq: amd_pstate: map desired perf into pstate scope for powersave governor cpufreq: amd_pstate: fix wrong lowest perf fetch cpufreq: amd-pstate: fix white-space cpufreq: amd-pstate: simplify cpudata pointer assignment cpufreq: bmips-cpufreq: Use module_init and add module_exit cpufreq: schedutil: Move max CPU capacity to sugov_policy cpufreq: Add SM6115 to cpufreq-dt-platdev blocklist
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Rafael J. Wysocki authored
Merge a PNP changes for 6.1-rc1: - Drop unused pnpid32_to_pnpid() declaration from PNP code (Gaosheng Cui). * pnp: PNPBIOS: remove unused pnpid32_to_pnpid() declaration
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Rafael J. Wysocki authored
Merge ACPI _UID handling unification changes for 6.1-rc1: - Introduce acpi_dev_uid_to_integer() to convert a _UID string into an integer value (Andy Shevchenko). - Use acpi_dev_uid_to_integer() in several places to unify _UID handling (Andy Shevchenko). * acpi-uid: efi/dev-path-parser: Refactor _UID handling to use acpi_dev_uid_to_integer() spi: pxa2xx: Refactor _UID handling to use acpi_dev_uid_to_integer() perf: qcom_l2_pmu: Refactor _UID handling to use acpi_dev_uid_to_integer() i2c: mlxbf: Refactor _UID handling to use acpi_dev_uid_to_integer() i2c: amd-mp2-plat: Refactor _UID handling to use acpi_dev_uid_to_integer() ACPI: x86: Refactor _UID handling to use acpi_dev_uid_to_integer() ACPI: LPSS: Refactor _UID handling to use acpi_dev_uid_to_integer() ACPI: utils: Add acpi_dev_uid_to_integer() helper to get _UID as integer
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Rafael J. Wysocki authored
Merge miscellaneous ACPI material, ACPI tools changes and ACPI documentation updates for 6.1-rc1: - Drop references to non-functional 01.org/linux-acpi web site from MAINTAINERS and Kconfig help texts (Rafael Wysocki). - Replace strlcpy() with unused retval with strscpy() in the ACPI support code (Wolfram Sang). - Do not initialize ret in main() in the pfrut utility (Shi junming). - Drop useless ACPI DSDT override documentation (Rafael Wysocki). - Fix a few typos and wording mistakes in the ACPI device enumeration documentation (Jean Delvare). * acpi-misc: MAINTAINERS: Drop records pointing to 01.org/linux-acpi ACPI: Kconfig: Drop link to https://01.org/linux-acpi ACPI: DPTF: Drop stale link from Kconfig help ACPI: move from strlcpy() with unused retval to strscpy() * acpi-tools: ACPI: tools: pfrut: Do not initialize ret in main() * acpi-docs: ACPI: docs: Drop useless DSDT override documentation ACPI: docs: enumeration: Fix a few typos and wording mistakes
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Rafael J. Wysocki authored
Merge EC, AC, fan and backlight driver changes and ACPI AMBA support update for 6.1-rc1: - Drop unneeded result variable from ec_write() (ye xingchen). - Remove the leftover struct acpi_ac_bl from the ACPI AC driver (Hanjun Guo). - Reorder symbols to get rid of a few forward declarations in the ACPI fan driver (Uwe Kleine-König). - Add Toshiba Satellite/Portege Z830 ACPI backlight quirk (Arvid Norlander). - Add ARM DMA-330 controller to the supported list in the ACPI AMBA driver (Vijayenthiran Subramaniam). * acpi-ec: ACPI: EC: Drop unneeded result variable from ec_write() * acpi-ac: ACPI: AC: Remove the leftover struct acpi_ac_bl * acpi-fan: ACPI: fan: Reorder symbols to get rid of a few forward declarations * acpi-video: ACPI: video: Add Toshiba Satellite/Portege Z830 quirk * acpi-amba: ACPI: AMBA: Add ARM DMA-330 controller to the supported list
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Rafael J. Wysocki authored
Merge new material related to CPPC, PCC, APEI and OSI strings handling for 6.1-rc1: - Disable frequency invariance in the CPPC library if registers used by cppc_get_perf_ctrs() are accessed via PCC (Jeremy Linton). - Add ACPI disabled check to acpi_cpc_valid() (Perry Yuan). - Fix Tx acknowledge in the PCC address space handler (Huisong Li). - Use wait_for_completion_timeout() for PCC mailbox operations (Huisong Li). - Release resources on PCC address space setup failure path (Rafael Mendonca). - Remove unneeded result variables from APEI code (ye xingchen). - Print total number of records found during BERT log parsing (Dmitry Monakhov). - Drop support for 3 _OSI strings that should not be necessary any more and update documentation on custom _OSI strings so that adding new ones is not encouraged any more (Mario Limonciello). * acpi-cppc: ACPI: CPPC: Disable FIE if registers in PCC regions ACPI: CPPC: Add ACPI disabled check to acpi_cpc_valid() * acpi-pcc: ACPI: PCC: Fix Tx acknowledge in the PCC address space handler ACPI: PCC: replace wait_for_completion() ACPI: PCC: Release resources on address space setup failure path * acpi-apei: ACPI: APEI: Remove unneeded result variables ACPI: APEI: Add BERT error log footer * acpi-osi: ACPI: OSI: Update Documentation on custom _OSI strings ACPI: OSI: Remove Linux-HPI-Hybrid-Graphics _OSI string ACPI: OSI: Remove Linux-Lenovo-NV-HDMI-Audio _OSI string ACPI: OSI: Remove Linux-Dell-Video _OSI string
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git://git.lwn.net/linuxLinus Torvalds authored
Pull documentation updates from Jonathan Corbet: "There's not a huge amount of activity in the docs tree this time around, but a few significant changes even so: - A complete rewriting of the top-level index.rst file, which mostly reflects itself in a redone top page in the HTML-rendered docs. The hope is that the new organization will be a friendlier starting point for both users and developers. - Some math-rendering improvements. - A coding-style.rst update on the use of BUG() and WARN() - A big maintainer-PHP guide update. - Some code-of-conduct updates - More Chinese translation work Plus the usual pile of typo fixes, corrections, and updates" * tag 'docs-6.1' of git://git.lwn.net/linux: (66 commits) checkpatch: warn on usage of VM_BUG_ON() and other BUG variants coding-style.rst: document BUG() and WARN() rules ("do not crash the kernel") Documentation: devres: add missing IO helper Documentation: devres: update IRQ helper Documentation/mm: modify page_referenced to folio_referenced Documentation/CoC: Reflect current CoC interpretation and practices docs/doc-guide: Add documentation on SPHINX_IMGMATH docs: process/5.Posting.rst: clarify use of Reported-by: tag docs, kprobes: Fix the wrong location of Kprobes docs: add a man-pages link to the front page docs: put atomic*.txt and memory-barriers.txt into the core-api book docs: move asm-annotations.rst into core-api docs: remove some index.rst cruft docs: reconfigure the HTML left column docs: Rewrite the front page docs: promote the title of process/index.rst Documentation: devres: add missing SPI helper Documentation: devres: add missing PINCTRL helpers docs: hugetlbpage.rst: fix a typo of hugepage size docs/zh_CN: Add new translation of admin-guide/bootconfig.rst ...
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git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcuLinus Torvalds authored
Pull RCU updates from Paul McKenney: - Documentation updates. This is the first in a series from an ongoing review of the RCU documentation. "Why are people thinking -that- about RCU? Oh. Because that is an entirely reasonable interpretation of its documentation." - Miscellaneous fixes. - Improved memory allocation and heuristics. - Improve rcu_nocbs diagnostic output. - Add full-sized polled RCU grace period state values. These are the same size as an rcu_head structure, which is double that of the traditional unsigned long state values that may still be obtained from et_state_synchronize_rcu(). The added size avoids missing overlapping grace periods. This benefit is that call_rcu() can be replaced by polling, which can be attractive in situations where RCU-protected data is aged out of memory. Early in the series, the size of this state value is three unsigned longs. Later in the series, the fastpaths in synchronize_rcu() and synchronize_rcu_expedited() are reworked to permit the full state to be represented by only two unsigned longs. This reworking slows these two functions down in SMP kernels running either on single-CPU systems or on systems with all but one CPU offlined, but this should not be a significant problem. And if it somehow becomes a problem in some yet-as-unforeseen situations, three-value state values can be provided for only those situations. Finally, a pair of functions named same_state_synchronize_rcu() and same_state_synchronize_rcu_full() allow grace-period state values to be compared for equality. This permits users to maintain lists of data structures having the same state value, removing the need for per-data-structure grace-period state values, thus decreasing memory footprint. - Polled SRCU grace-period updates, including adding tests to rcutorture and reducing the incidence of Tiny SRCU grace-period-state counter wrap. - Improve Tasks RCU diagnostics and quiescent-state detection. * tag 'rcu.2022.09.30a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu: (55 commits) rcutorture: Use the barrier operation specified by cur_ops rcu-tasks: Make RCU Tasks Trace check for userspace execution rcu-tasks: Ensure RCU Tasks Trace loops have quiescent states rcu-tasks: Convert RCU_LOCKDEP_WARN() to WARN_ONCE() srcu: Make Tiny SRCU use full-sized grace-period counters srcu: Make Tiny SRCU poll_state_synchronize_srcu() more precise srcu: Add GP and maximum requested GP to Tiny SRCU rcutorture output rcutorture: Make "srcud" option also test polled grace-period API rcutorture: Limit read-side polling-API testing rcu: Add functions to compare grace-period state values rcutorture: Expand rcu_torture_write_types() first "if" statement rcutorture: Use 1-suffixed variable in rcu_torture_write_types() check rcu: Make synchronize_rcu() fastpath update only boot-CPU counters rcutorture: Adjust rcu_poll_need_2gp() for rcu_gp_oldstate field removal rcu: Remove ->rgos_polled field from rcu_gp_oldstate structure rcu: Make synchronize_rcu_expedited() fast path update .expedited_sequence rcu: Remove expedited grace-period fast-path forward-progress helper rcu: Make synchronize_rcu() fast path update ->gp_seq counters rcu-tasks: Remove grace-period fast-path rcu-tasks helper rcu: Set rcu_data structures' initial ->gpwrap value to true ...
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git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcuLinus Torvalds authored
Pull LKMM (Linux Kernel Memory Model) updates from Paul McKenney: "Several documentation updates" * tag 'lkmm.2022.09.30a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu: tools/memory-model: Clarify LKMM's limitations in litmus-tests.txt docs/memory-barriers.txt: Fixup long lines docs/memory-barriers.txt: Fix confusing name of 'data dependency barrier'
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git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcuLinus Torvalds authored
Pull nolibc updates from Paul McKenney: "Most notably greatly improved testing. These tests are located in tools/testing/selftests/nolibc. The output of "make help" is as follows: Supported targets under selftests/nolibc: all call the "run" target below help this help sysroot create the nolibc sysroot here (uses $ARCH) nolibc-test build the executable (uses $CC and $CROSS_COMPILE) initramfs prepare the initramfs with nolibc-test defconfig create a fresh new default config (uses $ARCH) kernel (re)build the kernel with the initramfs (uses $ARCH) run runs the kernel in QEMU after building it (uses $ARCH, $TEST) rerun runs a previously prebuilt kernel in QEMU (uses $ARCH, $TEST) clean clean the sysroot, initramfs, build and output files The output file is "run.out". Test ranges may be passed using $TEST. Currently using the following variables: ARCH = x86 CROSS_COMPILE = CC = gcc OUTPUT = /home/git/linux-rcu/tools/testing/selftests/nolibc/ TEST = QEMU_ARCH = x86_64 [determined from $ARCH] IMAGE_NAME = bzImage [determined from $ARCH] The output of a successful x86 "make run" is currently as follows, with kernel build output omitted: $ make run 71 test(s) passed." * tag 'nolibc.2022.09.30a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu: selftests/nolibc: Avoid generated files being committed selftests/nolibc: add a "help" target selftests/nolibc: "sysroot" target installs a local copy of the sysroot selftests/nolibc: add a "run" target to start the kernel in QEMU selftests/nolibc: add a "defconfig" target selftests/nolibc: add a "kernel" target to build the kernel with the initramfs selftests/nolibc: support glibc as well selftests/nolibc: condition some tests on /proc existence selftests/nolibc: recreate and populate /dev and /proc if missing selftests/nolibc: on x86, support exiting with isa-debug-exit selftests/nolibc: exit with poweroff on success when getpid() == 1 selftests/nolibc: add a few tests for some libc functions selftests/nolibc: implement a few tests for various syscalls selftests/nolibc: support a test definition format selftests/nolibc: add basic infrastructure to ease creation of nolibc tests tools/nolibc: make sys_mmap() automatically use the right __NR_mmap definition tools/nolibc: fix build warning in sys_mmap() when my_syscall6 is not defined tools/nolibc: make argc 32-bit in riscv startup code
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git://git.armlinux.org.uk/~rmk/linux-armLinus Torvalds authored
Pull ARM fixes from Russell King: "Three fixes for ARM: - unbreak the RiscPC build - fix wrong pg_level in page table dumper - make MT_MEMORY_RO really read-only with LPAE" * tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm: ARM: 9247/1: mm: set readonly for MT_MEMORY_RO with ARM_LPAE ARM: 9244/1: dump: Fix wrong pg_level in walk_pmd() ARM: 9243/1: riscpc: Unbreak the build
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git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68kLinus Torvalds authored
Pull m68k updates from Geert Uytterhoeven: - Fix forward secrecy of RNG seed boot record handling - Make RNG seed boot record handling generic for all m68k platforms using bootinfo - defconfig updates - Minor fixes and improvements * tag 'm68k-for-v6.1-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k: m68k: Rework BI_VIRT_RNG_SEED as BI_RNG_SEED m68k: Process bootinfo records before saving them m68k: defconfig: Update defconfigs for v6.0-rc2 m68k: Allow kexec on M68KCLASSIC with MMU enabled only m68k: Move from strlcpy with unused retval to strscpy
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git://git.kernel.org/pub/scm/linux/kernel/git/mips/linuxLinus Torvalds authored
Pull MIPS updates from Thomas Bogendoerfer: - mainly cleanups - fix enabling interrupts on second VPE for Lantiq platform - switch to use gpiod API - allow firmware passing RND seed * tag 'mips_6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux: (29 commits) MIPS: pci: lantiq: switch to using gpiod API mips: allow firmware to pass RNG seed to kernel MIPS: Simplify __bswapdi2() and __bswapsi2() MIPS: Silence missing prototype warning mips: update config files MIPS: Lantiq: vmmc: fix compile break introduced by gpiod patch MIPS: IRQ: remove orphan allocate_irqno() declaration MIPS: remove orphan sb1250_time_init() declaration MIPS: Lantiq: switch vmmc to use gpiod API MIPS: lantiq: enable all hardware interrupts on second VPE MIPS: BCM47XX: Cast memcmp() of function to (void *) mips: ralink: convert to DEFINE_SHOW_ATTRIBUTE mips: kernel: convert to DEFINE_SHOW_ATTRIBUTE mips: cavium: convert to DEFINE_SHOW_ATTRIBUTE MIPS: AR7: remove orphan declarations from arch/mips/include/asm/mach-ar7/ar7.h MIPS: remove orphan sni_cpu_time_init() declaration MIPS: IRQ: remove orphan declarations from arch/mips/include/asm/irq.h MIPS: Octeon: remove orphan octeon_hal_setup_reserved32() declaration MIPS: Octeon: remove orphan cvmx_fpa_setup_pool() declaration MIPS: Octeon: remove orphan octeon_swiotlb declaration ...
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- 02 Oct, 2022 4 commits
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Linus Torvalds authored
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git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linuxLinus Torvalds authored
Pull i2c fixes from Wolfram Sang: "Add missing DT bindings for STM32 and a resource leak fix for DaVinci" * tag 'i2c-for-6.0-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: i2c: davinci: fix PM disable depth imbalance in davinci_i2c_probe dt-bindings: i2c: st,stm32-i2c: Document wakeup-source property dt-bindings: i2c: st,stm32-i2c: Document interrupt-names property
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull misc perf fixes from Ingo Molnar: - Fix a PMU enumeration/initialization bug on Intel Alder Lake CPUs - Fix KVM guest PEBS register handling - Fix race/reentry bug in perf_output_read_group() reading of PMU counters * tag 'perf-urgent-2022-10-02' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf/core: Fix reentry problem in perf_output_read_group() perf/x86/core: Completely disable guest PEBS via guest's global_ctrl perf/x86/intel: Fix unchecked MSR access error for Alder Lake N
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 fixes from Borislav Petkov: - Add the respective UP last level cache mask accessors in order not to cause segfaults when lscpu accesses their representation in sysfs - Fix for a race in the alternatives batch patching machinery when kprobes are set * tag 'x86_urgent_for_v6.0' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/cacheinfo: Add a cpu_llc_shared_mask() UP variant x86/alternative: Fix race in try_get_desc()
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- 01 Oct, 2022 11 commits
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Zhang Qilong authored
The pm_runtime_enable will increase power disable depth. Thus a pairing decrement is needed on the error handling path to keep it balanced according to context. Fixes: 17f88151 ("i2c: davinci: Add PM Runtime Support") Signed-off-by: Zhang Qilong <zhangqilong3@huawei.com> Reviewed-by: Bartosz Golaszewski <brgl@bgdev.pl> Signed-off-by: Wolfram Sang <wsa@kernel.org>
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Marek Vasut authored
Document wakeup-source property. This fixes dtbs_check warnings when building current Linux DTs: " arch/arm/boot/dts/stm32mp153c-dhcom-drc02.dtb: i2c@40015000: Unevaluated properties are not allowed ('wakeup-source' was unexpected) " Signed-off-by: Marek Vasut <marex@denx.de> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Wolfram Sang <wsa@kernel.org>
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Marek Vasut authored
Document interrupt-names property with "event" and "error" interrupt names. This fixes dtbs_check warnings when building current Linux DTs: " arch/arm/boot/dts/stm32mp153c-dhcom-drc02.dtb: i2c@40015000: Unevaluated properties are not allowed ('interrupt-names' was unexpected) " Signed-off-by: Marek Vasut <marex@denx.de> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Wolfram Sang <wsa@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usbLinus Torvalds authored
Pull USB/Thunderbolt fixes from Greg KH: "Here are some tiny USB and Thunderbolt driver fixes and quirks. Included in here are: - three uas/usb-storage driver quirks to get the devices working properly due to broken firmware images in them (they can not run at high data rates, and are also throttled on other operating systems because of this) - thunderbolt bugfix for plug event delays - typec runtime warning removal - dwc3 st driver bugfix. Note, a follow-on fix for this will end up coming in for 6.1-rc1 as the developers are still arguing over what the final solution will be, but this should be sufficient for now All of these have been in linux-next with no reported problems" * tag 'usb-6.0-final' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: uas: ignore UAS for Thinkplus chips usb-storage: Add Hiksemi USB3-FW to IGNORE_UAS uas: add no-uas quirk for Hiksemi usb_disk usb: dwc3: st: Fix node's child name usb: typec: ucsi: Remove incorrect warning thunderbolt: Explicitly reset plug events delay back to USB4 spec value
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git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-mediaLinus Torvalds authored
Pull media fixes from Mauro Carvalho Chehab: - some fixes for the v4l2 ioctl handler logic - a fix for an out of bound access in the DVB videobuf2 handler - three driver fixes (rkvdec, mediatek/vcodek and uvcvideo) * tag 'media/v6.0-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: media: rkvdec: Disable H.264 error detection media: mediatek: vcodec: Drop platform_get_resource(IORESOURCE_IRQ) media: dvb_vb2: fix possible out of bound access media: v4l2-ioctl.c: fix incorrect error path media: v4l2-compat-ioctl32.c: zero buffer passed to v4l2_compat_get_array_args() media: uvcvideo: Fix InterfaceProtocol for Quanta camera
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git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mmLinus Torvalds authored
Pull more hotfixes from Andrew Morton: "One MAINTAINERS update, two MM fixes, both cc:stable" The previous pull wasn't fated to be the last one.. * tag 'mm-hotfixes-stable-2022-09-30' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: damon/sysfs: fix possible memleak on damon_sysfs_add_target mm: fix BUG splat with kvmalloc + GFP_ATOMIC MAINTAINERS: drop entry to removed file in ARM/RISCPC ARCHITECTURE
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Dmitry Torokhov authored
This patch switches the driver from legacy gpio API to the newer gpiod API. Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
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Jason A. Donenfeld authored
Nearly all other firmware environments have some way of passing a RNG seed to initialize the RNG: DTB's rng-seed, EFI's RNG protocol, m68k's bootinfo block, x86's setup_data, and so forth. This adds something similar for MIPS, which will allow various firmware environments, bootloaders, and hypervisors to pass an RNG seed to initialize the kernel's RNG. Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com> Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
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Levi Yun authored
When damon_sysfs_add_target couldn't find proper task, New allocated damon_target structure isn't registered yet, So, it's impossible to free new allocated one by damon_sysfs_destroy_targets. By calling damon_add_target as soon as allocating new target, Fix this possible memory leak. Link: https://lkml.kernel.org/r/20220926160611.48536-1-sj@kernel.org Fixes: a61ea561 ("mm/damon/sysfs: link DAMON for virtual address spaces monitoring") Signed-off-by: Levi Yun <ppbuk5246@gmail.com> Signed-off-by: SeongJae Park <sj@kernel.org> Reviewed-by: SeongJae Park <sj@kernel.org> Cc: <stable@vger.kernel.org> [5.17.x] Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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Florian Westphal authored
Martin Zaharinov reports BUG with 5.19.10 kernel: kernel BUG at mm/vmalloc.c:2437! invalid opcode: 0000 [#1] SMP CPU: 28 PID: 0 Comm: swapper/28 Tainted: G W O 5.19.9 #1 [..] RIP: 0010:__get_vm_area_node+0x120/0x130 __vmalloc_node_range+0x96/0x1e0 kvmalloc_node+0x92/0xb0 bucket_table_alloc.isra.0+0x47/0x140 rhashtable_try_insert+0x3a4/0x440 rhashtable_insert_slow+0x1b/0x30 [..] bucket_table_alloc uses kvzalloc(GPF_ATOMIC). If kmalloc fails, this now falls through to vmalloc and hits code paths that assume GFP_KERNEL. Link: https://lkml.kernel.org/r/20220926151650.15293-1-fw@strlen.de Fixes: a421ef30 ("mm: allow !GFP_KERNEL allocations for kvmalloc") Signed-off-by: Florian Westphal <fw@strlen.de> Suggested-by: Michal Hocko <mhocko@suse.com> Link: https://lore.kernel.org/linux-mm/Yy3MS2uhSgjF47dy@pc636/T/#tAcked-by: Michal Hocko <mhocko@suse.com> Reported-by: Martin Zaharinov <micron10@gmail.com> Cc: Uladzislau Rezki (Sony) <urezki@gmail.com> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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Lukas Bulwahn authored
Commit c1fe8d05 ("ARM: riscpc: use GENERIC_IRQ_MULTI_HANDLER") removes arch/arm/include/asm/hardware/entry-macro-iomd.S, but missed to adjust MAINTAINERS. Hence, ./scripts/get_maintainer.pl --self-test=patterns complains about a broken reference. Drop the file entry to the removed file in ARM/RISCPC ARCHITECTURE. Link: https://lkml.kernel.org/r/20220919075255.386-1-lukas.bulwahn@gmail.com Fixes: c1fe8d05 ("ARM: riscpc: use GENERIC_IRQ_MULTI_HANDLER") Signed-off-by: Lukas Bulwahn <lukas.bulwahn@gmail.com> Cc: Ard Biesheuvel <ardb@kernel.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Russell King <linux@armlinux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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- 30 Sep, 2022 5 commits
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git://anongit.freedesktop.org/drm/drmLinus Torvalds authored
Pull drm fixes from Daniel Vetter: "Some last minute amd fixes: - VCN 4.x and GC 11.x fixes, mostly around fw" * tag 'drm-fixes-2022-10-01' of git://anongit.freedesktop.org/drm/drm: drm/amdgpu/gfx11: switch to amdgpu_gfx_rlc_init_microcode drm/amdgpu: add helper to init rlc firmware drm/amdgpu: add helper to init rlc fw in header v2_4 drm/amdgpu: add helper to init rlc fw in header v2_3 drm/amdgpu: add helper to init rlc fw in header v2_2 drm/amdgpu: add helper to init rlc fw in header v2_1 drm/amdgpu: add helper to init rlc fw in header v2_0 drm/amdgpu: save rlcv/rlcp ucode version in amdgpu_gfx drm/amdgpu: Enable sram on vcn_4_0_2 drm/amdgpu: Enable VCN DPG for GC11_0_1
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git://git.kernel.org/pub/scm/linux/kernel/git/clk/linuxLinus Torvalds authored
Pull clk driver fixes from Stephen Boyd: "Here's the last batch of clk driver fixes for this release. These patches fix serious problems, for example, i.MX has an issue where changing the NAND clk frequency hangs the system. On Allwinner H6 the GPU is being overclocked which could lead to long term hardware damage. And finally on some Broadcom SoCs the serial console stopped working because the clk tree hierarchy description got broken by an inadvertant DT node name change. That's fixed by using 'clock-output-names' to generate a stable and unique name for clks so the framework can properly link things up. There's also a couple build fixes in here. One to fix CONFIG_OF=n builds and one to avoid an array out of bounds bug that happens during clk registration on microchip. I hope that KASAN would have found that OOB problem, but probably KASAN wasn't attempted. Instead LLVM/clang compilation caused an oops, while GCC didn't" * tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux: clk: imx93: drop of_match_ptr clk: iproc: Do not rely on node name for correct PLL setup clk: sunxi-ng: h6: Fix default PLL GPU rate clk: imx: imx6sx: remove the SET_RATE_PARENT flag for QSPI clocks clk: microchip: mpfs: make the rtc's ahb clock critical clk: microchip: mpfs: fix clk_cfg array bounds violation clk: ingenic-tcu: Properly enable registers before accessing timers
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Linus Torvalds authored
Merge tag 'perf-tools-fixes-for-v6.0-2022-09-29' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux Pull perf tools fixes from Arnaldo Carvalho de Melo: - Fail the 'perf test record' entry on error, fixing a regression where just setup stuff like allocating memory and not the actual things being tested failed. - Fixup disabling of -Wdeprecated-declarations for the python scripting engine, the previous attempt had a brown paper bag thinko. - Fix branch stack sampling test to include sanity check for branch filter on PowerPC. - Update is_ignored_symbol function to match the kernel ignored list, fixing running the 'perf test' entry that compares resolving symbols from kallsyms to resolving from vmlinux. - Augment the data source type with ARM's neoverse_spe list, the previous code was limited in its search resolving the data source. - Fix some clang 5 variable set but unused cases. - Get a perf cgroup more portably in BPF as the __builtin_preserve_enum_value builtin is not available in older versions of clang. In those cases we can forgo BPF's CO-RE (Compile Once, Run Everywhere). - More Fixes for Intel's hybrid CPU model. * tag 'perf-tools-fixes-for-v6.0-2022-09-29' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux: perf build: Fixup disabling of -Wdeprecated-declarations for the python scripting engine perf tests mmap-basic: Remove unused variable to address clang 15 warning perf parse-events: Ignore clang 15 warning about variable set but unused in bison produced code perf tests record: Fail the test if the 'errs' counter is not zero perf test: Fix test case 87 ("perf record tests") for hybrid systems perf arm-spe: augment the data source type with neoverse_spe list perf tests vmlinux-kallsyms: Update is_ignored_symbol function to match the kernel ignored list perf tests powerpc: Fix branch stack sampling test to include sanity check for branch filter perf parse-events: Remove "not supported" hybrid cache events perf print-events: Fix "perf list" can not display the PMU prefix for some hybrid cache events perf tools: Get a perf cgroup more portably in BPF
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git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds authored
Pull kvm fixes from Paolo Bonzini: "A small fix to the reported set of supported CPUID bits, and selftests fixes: - Skip tests that require EPT when it is not available - Do not hang when a test fails with an empty stack trace - avoid spurious failure when running access_tracking_perf_test in a KVM guest - work around GCC's tendency to optimize loops into mem*() functions, which breaks because the guest code in selftests cannot call into PLTs - fix -Warray-bounds error in fix_hypercall_test" * tag 'for-linus-6.0' of git://git.kernel.org/pub/scm/virt/kvm/kvm: KVM: selftests: Compare insn opcodes directly in fix_hypercall_test KVM: selftests: Implement memcmp(), memcpy(), and memset() for guest use KVM: x86: Hide IA32_PLATFORM_DCA_CAP[31:0] from the guest KVM: selftests: Gracefully handle empty stack traces KVM: selftests: replace assertion with warning in access_tracking_perf_test KVM: selftests: Skip tests that require EPT when it is not available
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Daniel Vetter authored
Merge tag 'amd-drm-fixes-6.0-2022-09-30-1' of https://gitlab.freedesktop.org/agd5f/linux into drm-fixes amd-drm-fixes-6.0-2022-09-30-1: amdgpu: - VCN 4.x fixes - RLC fixes for GC 11.x Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20220930210454.542719-1-alexander.deucher@amd.com
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