- 28 Apr, 2022 8 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull power management fixes from Rafael Wysocki: "These fix up recent intel_idle driver changes and fix some ARM cpufreq driver issues. Specifics: - Fix issues with the Qualcomm's cpufreq driver (Dmitry Baryshkov, Vladimir Zapolskiy). - Fix memory leak with the Sun501 driver (Xiaobing Luo). - Make intel_idle enable C1E promotion on all CPUs when C1E is preferred to C1 (Artem Bityutskiy). - Make C6 optimization on Sapphire Rapids added recently work as expected if both C1E and C1 are "preferred" (Artem Bityutskiy)" * tag 'pm-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: intel_idle: Fix SPR C6 optimization intel_idle: Fix the 'preferred_cstates' module parameter cpufreq: qcom-cpufreq-hw: Clear dcvs interrupts cpufreq: fix memory leak in sun50i_cpufreq_nvmem_probe cpufreq: qcom-cpufreq-hw: Fix throttle frequency value on EPSS platforms cpufreq: qcom-hw: provide online/offline operations cpufreq: qcom-hw: fix the opp entries refcounting cpufreq: qcom-hw: fix the race between LMH worker and cpuhp cpufreq: qcom-hw: drop affinity hint before freeing the IRQ
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull ACPI fixes from Rafael WysockiL "These fix up the ACPI processor driver after a change made during the 5.16 cycle that inadvertently broke falling back to shallower C-states when C3 cannot be used. Specifics: - Make the ACPI processor driver avoid falling back to C3 type of C-states when C3 cannot be requested (Ville Syrjälä) - Revert a quirk that is not necessary any more after fixing the underlying issue properly (Ville Syrjälä)" * tag 'acpi-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: Revert "ACPI: processor: idle: fix lockup regression on 32-bit ThinkPad T40" ACPI: processor: idle: Avoid falling back to C3 type C-states
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Linus Torvalds authored
Merge tag 'platform-drivers-x86-v5.18-3' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86 Pull x86 platform driver fixes from Hans de Goede: "Highlights: - asus-wmi bug-fixes - intel-sdsu bug-fixes - build (warning) fixes - couple of hw-id additions" * tag 'platform-drivers-x86-v5.18-3' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: platform/x86/intel: pmc/core: change pmc_lpm_modes to static platform/x86/intel/sdsi: Fix bug in multi packet reads platform/x86/intel/sdsi: Poll on ready bit for writes platform/x86/intel/sdsi: Handle leaky bucket platform/x86: intel-uncore-freq: Prevent driver loading in guests platform/x86: gigabyte-wmi: added support for B660 GAMING X DDR4 motherboard platform/x86: dell-laptop: Add quirk entry for Latitude 7520 platform/x86: asus-wmi: Fix driver not binding when fan curve control probe fails platform/x86: asus-wmi: Potential buffer overflow in asus_wmi_evaluate_method_buf() tools/power/x86/intel-speed-select: fix build failure when using -Wl,--as-needed
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Linus Torvalds authored
Merge tag 'regulator-fix-v5.18-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator Pull regulator fix from Mark Brown: "A minor fix for the DT binding documentation of the rt5190a driver" * tag 'regulator-fix-v5.18-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: regulator: dt-bindings: Revise the rt5190a buck/ldo description
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git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2Linus Torvalds authored
Pull gfs2 fix from Andreas Gruenbacher: - No short reads or writes upon glock contention * tag 'gfs2-v5.18-rc4-fix2' of git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2: gfs2: No short reads or writes upon glock contention
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git://git.kernel.org/pub/scm/fs/xfs/xfs-linuxLinus Torvalds authored
Pull xfs fixes from Dave Chinner: - define buffer bit flags as unsigned to fix gcc-5 + c11 warnings - remove redundant XFS fields from MAINTAINERS - fix inode buffer locking order regression * tag 'xfs-5.18-fixes-1' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux: xfs: reorder iunlink remove operation in xfs_ifree MAINTAINERS: update IOMAP FILESYSTEM LIBRARY and XFS FILESYSTEM xfs: convert buffer flags to unsigned.
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Rafael J. Wysocki authored
Merge cpuidle fixes for 5.18-rc5: - Make intel_idle enable C1E promotion on all CPUs when C1E is preferred to C1 (Artem Bityutskiy). - Make C6 optimization on Sapphire Rapids added recently work as expected if both C1E and C1 are "preferred" (Artem Bityutskiy). * pm-cpuidle: intel_idle: Fix SPR C6 optimization intel_idle: Fix the 'preferred_cstates' module parameter
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Andreas Gruenbacher authored
Commit 00bfe02f ("gfs2: Fix mmap + page fault deadlocks for buffered I/O") changed gfs2_file_read_iter() and gfs2_file_buffered_write() to allow dropping the inode glock while faulting in user buffers. When the lock was dropped, a short result was returned to indicate that the operation was interrupted. As pointed out by Linus (see the link below), this behavior is broken and the operations should always re-acquire the inode glock and resume the operation instead. Link: https://lore.kernel.org/lkml/CAHk-=whaz-g_nOOoo8RRiWNjnv2R+h6_xk2F1J4TuSRxk1MtLw@mail.gmail.com/ Fixes: 00bfe02f ("gfs2: Fix mmap + page fault deadlocks for buffered I/O") Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
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- 27 Apr, 2022 20 commits
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Linus Torvalds authored
Merge fixes from Andrew Morton: "Two patches. Subsystems affected by this patch series: mm/kasan and mm/debug" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: docs: vm/page_owner: use literal blocks for param description kasan: prevent cpu_quarantine corruption when CPU offline and cache shrink occur at same time
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Akira Yokosawa authored
Sphinx generates hard-to-read lists of parameters at the bottom of the page. Fix them by putting literal-block markers of "::" in front of them. Link: https://lkml.kernel.org/r/cfd3bcc0-b51d-0c68-c065-ca1c4c202447@gmail.comSigned-off-by: Akira Yokosawa <akiyks@gmail.com> Fixes: 57f2b54a ("Documentation/vm/page_owner.rst: update the documentation") Cc: Shenghong Han <hanshenghong2019@email.szu.edu.cn> Cc: Haowen Bai <baihaowen@meizu.com> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Alex Shi <seakeel@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Zqiang authored
kasan_quarantine_remove_cache() is called in kmem_cache_shrink()/ destroy(). The kasan_quarantine_remove_cache() call is protected by cpuslock in kmem_cache_destroy() to ensure serialization with kasan_cpu_offline(). However the kasan_quarantine_remove_cache() call is not protected by cpuslock in kmem_cache_shrink(). When a CPU is going offline and cache shrink occurs at same time, the cpu_quarantine may be corrupted by interrupt (per_cpu_remove_cache operation). So add a cpu_quarantine offline flags check in per_cpu_remove_cache(). [akpm@linux-foundation.org: add comment, per Zqiang] Link: https://lkml.kernel.org/r/20220414025925.2423818-1-qiang1.zhang@intel.comSigned-off-by: Zqiang <qiang1.zhang@intel.com> Reviewed-by: Dmitry Vyukov <dvyukov@google.com> Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com> Cc: Alexander Potapenko <glider@google.com> Cc: Andrey Konovalov <andreyknvl@gmail.com> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Artem Bityutskiy authored
The Sapphire Rapids (SPR) C6 optimization was added to the end of the 'spr_idle_state_table_update()' function. However, the function has a 'return' which may happen before the optimization has a chance to run. And this may prevent the optimization from happening. This is an unlikely scenario, but possible if user boots with, say, the 'intel_idle.preferred_cstates=6' kernel boot option. This patch fixes the issue by eliminating the problematic 'return' statement. Fixes: 3a9cf77b ("intel_idle: add core C6 optimization for SPR") Suggested-by: Jan Beulich <jbeulich@suse.com> Reported-by: Jan Beulich <jbeulich@suse.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> [ rjw: Minor changelog edits ] Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Artem Bityutskiy authored
Problem description. When user boots kernel up with the 'intel_idle.preferred_cstates=4' option, we enable C1E and disable C1 states on Sapphire Rapids Xeon (SPR). In order for C1E to work on SPR, we have to enable the C1E promotion bit on all CPUs. However, we enable it only on one CPU. Fix description. The 'intel_idle' driver already has the infrastructure for disabling C1E promotion on every CPU. This patch uses the same infrastructure for enabling C1E promotion on every CPU. It changes the boolean 'disable_promotion_to_c1e' variable to a tri-state 'c1e_promotion' variable. Tested on a 2-socket SPR system. I verified the following combinations: * C1E promotion enabled and disabled in BIOS. * Booted with and without the 'intel_idle.preferred_cstates=4' kernel argument. In all 4 cases C1E promotion was correctly set on all CPUs. Also tested on an old Broadwell system, just to make sure it does not cause a regression. C1E promotion was correctly disabled on that system, both C1 and C1E were exposed (as expected). Fixes: da0e58c0 ("intel_idle: add 'preferred_cstates' module argument") Reported-by: Jan Beulich <jbeulich@suse.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> [ rjw: Minor changelog edits ] Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pmRafael J. Wysocki authored
Pull ARM cpufreq fixes for 5.18-rc5 from Viresh Kumar: "- Fix issues with the Qualcomm's cpufreq driver (Dmitry Baryshkov and Vladimir Zapolskiy). - Fix memory leak with the Sun501 driver (Xiaobing Luo)." * tag 'cpufreq-arm-fixes-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm: cpufreq: qcom-cpufreq-hw: Clear dcvs interrupts cpufreq: fix memory leak in sun50i_cpufreq_nvmem_probe cpufreq: qcom-cpufreq-hw: Fix throttle frequency value on EPSS platforms cpufreq: qcom-hw: provide online/offline operations cpufreq: qcom-hw: fix the opp entries refcounting cpufreq: qcom-hw: fix the race between LMH worker and cpuhp cpufreq: qcom-hw: drop affinity hint before freeing the IRQ
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Mikulas Patocka authored
If we pass too short string to "hex2bin" (and the string size without the terminating NUL character is even), "hex2bin" reads one byte after the terminating NUL character. This patch fixes it. Note that hex_to_bin returns -1 on error and hex2bin return -EINVAL on error - so we can't just return the variable "hi" or "lo" on error. This inconsistency may be fixed in the next merge window, but for the purpose of fixing this bug, we just preserve the existing behavior and return -1 and -EINVAL. Signed-off-by: Mikulas Patocka <mpatocka@redhat.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Fixes: b7804983 ("lib: add error checking to hex2bin") Cc: stable@vger.kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Mikulas Patocka authored
The function hex2bin is used to load cryptographic keys into device mapper targets dm-crypt and dm-integrity. It should take constant time independent on the processed data, so that concurrently running unprivileged code can't infer any information about the keys via microarchitectural convert channels. This patch changes the function hex_to_bin so that it contains no branches and no memory accesses. Note that this shouldn't cause performance degradation because the size of the new function is the same as the size of the old function (on x86-64) - and the new function causes no branch misprediction penalties. I compile-tested this function with gcc on aarch64 alpha arm hppa hppa64 i386 ia64 m68k mips32 mips64 powerpc powerpc64 riscv sh4 s390x sparc32 sparc64 x86_64 and with clang on aarch64 arm hexagon i386 mips32 mips64 powerpc powerpc64 s390x sparc32 sparc64 x86_64 to verify that there are no branches in the generated code. Signed-off-by: Mikulas Patocka <mpatocka@redhat.com> Cc: stable@vger.kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/zonefsLinus Torvalds authored
Pull zonefs fixes from Damien Le Moal: "Two fixes for rc5: - Fix inode initialization to make sure that the inode flags are all cleared. - Use zone reset operation instead of close to make sure that the zone of an empty sequential file in never in an active state after closing the file" * tag 'zonefs-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/zonefs: zonefs: Fix management of open zones zonefs: Clear inode information flags on inode creation
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git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linuxLinus Torvalds authored
Pull MTD fixes from Miquel Raynal: "Core fix: - Fix a possible data corruption of the 'part' field in mtd_info Rawnand fixes: - Fix the check on the return value of wait_for_completion_timeout - Fix wrong ECC parameters for mt7622 - Fix a possible memory corruption that might panic in the Qcom driver" * tag 'mtd/fixes-for-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux: mtd: rawnand: qcom: fix memory corruption that causes panic mtd: fix 'part' field data corruption in mtd_info mtd: rawnand: Fix return value check of wait_for_completion_timeout mtd: rawnand: fix ecc parameters for mt7622
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Willy Tarreau authored
Minh Yuan reported a concurrency use-after-free issue in the floppy code between raw_cmd_ioctl and seek_interrupt. [ It turns out this has been around, and that others have reported the KASAN splats over the years, but Minh Yuan had a reproducer for it and so gets primary credit for reporting it for this fix - Linus ] The problem is, this driver tends to break very easily and nowadays, nobody is expected to use FDRAWCMD anyway since it was used to manipulate non-standard formats. The risk of breaking the driver is higher than the risk presented by this race, and accessing the device requires privileges anyway. Let's just add a config option to completely disable this ioctl and leave it disabled by default. Distros shouldn't use it, and only those running on antique hardware might need to enable it. Link: https://lore.kernel.org/all/000000000000b71cdd05d703f6bf@google.com/ Link: https://lore.kernel.org/lkml/CAKcFiNC=MfYVW-Jt9A3=FPJpTwCD2PL_ULNCpsCVE5s8ZeBQgQ@mail.gmail.com Link: https://lore.kernel.org/all/CAEAjamu1FRhz6StCe_55XY5s389ZP_xmCF69k987En+1z53=eg@mail.gmail.comReported-by: Minh Yuan <yuanmingbuaa@gmail.com> Reported-by: syzbot+8e8958586909d62b6840@syzkaller.appspotmail.com Reported-by: cruise k <cruise4k@gmail.com> Reported-by: Kyungtae Kim <kt0755@gmail.com> Suggested-by: Linus Torvalds <torvalds@linuxfoundation.org> Tested-by: Denis Efremov <efremov@linux.com> Signed-off-by: Willy Tarreau <w@1wt.eu> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Tom Rix authored
Sparse reports this issue core.c: note: in included file: core.h:239:12: warning: symbol 'pmc_lpm_modes' was not declared. Should it be static? Global variables should not be defined in headers. This only works because core.h is only included by core.c. Single file use variables should be static, so change its storage-class specifier to static. Signed-off-by: Tom Rix <trix@redhat.com> Reviewed-by: David E. Box <david.e.box@linux.intel.com> Link: https://lore.kernel.org/r/20220423123048.591405-1-trix@redhat.comSigned-off-by: Hans de Goede <hdegoede@redhat.com>
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David E. Box authored
Fix bug that added an offset to the mailbox addr during multi-packet reads. Did not affect current ABI since it doesn't support multi-packet transactions. Fixes: 2546c600 ("platform/x86: Add Intel Software Defined Silicon driver") Signed-off-by: David E. Box <david.e.box@linux.intel.com> Link: https://lore.kernel.org/r/20220420155622.1763633-4-david.e.box@linux.intel.comReviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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David E. Box authored
Due to change in firmware flow, update mailbox writes to poll on ready bit instead of run_busy bit. This change makes the polling method consistent for both writes and reads, which also uses the ready bit. Fixes: 2546c600 ("platform/x86: Add Intel Software Defined Silicon driver") Signed-off-by: David E. Box <david.e.box@linux.intel.com> Link: https://lore.kernel.org/r/20220420155622.1763633-3-david.e.box@linux.intel.comReviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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David E. Box authored
To prevent an agent from indefinitely holding the mailbox firmware has implemented a leaky bucket algorithm. Repeated access to the mailbox may now incur a delay of up to 2.1 seconds. Add a retry loop that tries for up to 2.5 seconds to acquire the mailbox. Fixes: 2546c600 ("platform/x86: Add Intel Software Defined Silicon driver") Signed-off-by: David E. Box <david.e.box@linux.intel.com> Link: https://lore.kernel.org/r/20220420155622.1763633-2-david.e.box@linux.intel.comReviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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Srinivas Pandruvada authored
Loading this driver in guests results in unchecked MSR access error for MSR 0x620. There is no use of reading and modifying package/die scope uncore MSRs in guests. So check for CPU feature X86_FEATURE_HYPERVISOR to prevent loading of this driver in guests. Fixes: dbce412a ("platform/x86/intel-uncore-freq: Split common and enumeration part") Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=215870Suggested-by: Borislav Petkov <bp@suse.de> Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> Link: https://lore.kernel.org/r/20220427100304.2562990-1-srinivas.pandruvada@linux.intel.comSigned-off-by: Hans de Goede <hdegoede@redhat.com>
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Darryn Anton Jordan authored
This works on my system. Signed-off-by: Darryn Anton Jordan <darrynjordan@icloud.com> Acked-by: Thomas Weißschuh <thomas@weissschuh.net> Link: https://lore.kernel.org/r/Ylguq87YG+9L3foV@harkSigned-off-by: Hans de Goede <hdegoede@redhat.com>
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Gabriele Mazzotta authored
The Latitude 7520 supports AC timeouts, but it has no KBD_LED_AC_TOKEN and so changes to stop_timeout appear to have no effect if the laptop is plugged in. Signed-off-by: Gabriele Mazzotta <gabriele.mzt@gmail.com> Acked-by: Pali Rohár <pali@kernel.org> Link: https://lore.kernel.org/r/20220426120827.12363-1-gabriele.mzt@gmail.comSigned-off-by: Hans de Goede <hdegoede@redhat.com>
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Hans de Goede authored
Before this commit fan_curve_check_present() was trying to not cause the probe to fail on devices without fan curve control by testing for known error codes returned by asus_wmi_evaluate_method_buf(). Checking for ENODATA or ENODEV, with the latter being returned by this function when an ACPI integer with a value of ASUS_WMI_UNSUPPORTED_METHOD is returned. But for other ACPI integer returns this function just returns them as is, including the ASUS_WMI_DSTS_UNKNOWN_BIT value of 2. On the Asus U36SD ASUS_WMI_DSTS_UNKNOWN_BIT gets returned, leading to: asus-nb-wmi: probe of asus-nb-wmi failed with error 2 Instead of playing whack a mole with error codes here, simply treat all errors as there not being any fan curves, fixing the driver no longer loading on the Asus U36SD laptop. Fixes: e3d13da7 ("platform/x86: asus-wmi: Fix regression when probing for fan curve control") BugLink: https://bugzilla.redhat.com/show_bug.cgi?id=2079125 Cc: Luke D. Jones <luke@ljones.dev> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Link: https://lore.kernel.org/r/20220427114956.332919-1-hdegoede@redhat.com
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Dan Carpenter authored
This code tests for if the obj->buffer.length is larger than the buffer but then it just does the memcpy() anyway. Fixes: 0f0ac158 ("platform/x86: asus-wmi: Add support for custom fan curves") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Link: https://lore.kernel.org/r/20220413073744.GB8812@kiliReviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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- 26 Apr, 2022 6 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrlLinus Torvalds authored
Pull pin control fixes from Linus Walleij: - Fix some register offsets on Intel Alderlake - Fix the order the UFS and SDC pins on Qualcomm SM6350 - Fix a build error in Mediatek Moore. - Fix a pin function table in the Sunplus SP7021. - Fix some Kconfig and static keywords on the Samsung Tesla FSD SoC. - Fix up the EOI function for edge triggered IRQs and keep the block clock enabled for level IRQs in the STM32 driver. - Fix some bits and order in the Rockchip RK3308 driver. - Handle the errorpath in the Pistachio driver probe() properly. * tag 'pinctrl-v5.18-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: pinctrl: pistachio: fix use of irq_of_parse_and_map() pinctrl: stm32: Keep pinctrl block clock enabled when LEVEL IRQ requested pinctrl: rockchip: sort the rk3308_mux_recalced_data entries pinctrl: rockchip: fix RK3308 pinmux bits pinctrl: stm32: Do not call stm32_gpio_get() for edge triggered IRQs in EOI pinctrl: Fix an error in pin-function table of SP7021 pinctrl: samsung: fix missing GPIOLIB on ARM64 Exynos config pinctrl: mediatek: moore: Fix build error pinctrl: qcom: sm6350: fix order of UFS & SDC pins pinctrl: alderlake: Fix register offsets for ADL-N variant pinctrl: samsung: staticize fsd_pin_ctrl
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git://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdevLinus Torvalds authored
Pull fbdev fixes and updates from Helge Deller: "A bunch of outstanding fbdev patches - all trivial and small" * tag 'for-5.18/fbdev-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev: video: fbdev: clps711x-fb: Use syscon_regmap_lookup_by_phandle video: fbdev: mmp: replace usage of found with dedicated list iterator variable video: fbdev: sh_mobile_lcdcfb: Remove sh_mobile_lcdc_check_var() declaration video: fbdev: i740fb: Error out if 'pixclock' equals zero video: fbdev: i740fb: use memset_io() to clear screen video: fbdev: s3fb: Error out if 'pixclock' equals zero video: fbdev: arkfb: Error out if 'pixclock' equals zero video: fbdev: tridentfb: Error out if 'pixclock' equals zero video: fbdev: vt8623fb: Error out if 'pixclock' equals zero video: fbdev: kyro: Error out if 'lineclock' equals zero video: fbdev: neofb: Fix the check of 'var->pixclock' video: fbdev: imxfb: Fix missing of_node_put in imxfb_probe video: fbdev: omap: Make it CCF clk API compatible video: fbdev: aty/matrox/...: Prepare cleanup of powerpc's asm/prom.h video: fbdev: pm2fb: Fix a kernel-doc formatting issue linux/fb.h: Spelling s/palette/palette/ video: fbdev: sis: fix potential NULL dereference in sisfb_post_sis300() video: fbdev: pxafb: use if else instead video: fbdev: udlfb: properly check endpoint type video: fbdev: of: display_timing: Remove a redundant zeroing of memory
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git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2Linus Torvalds authored
Pull gfs2 fix from Andreas Gruenbacher: - Only re-check for direct I/O writes past the end of the file after re-acquiring the inode glock. * tag 'gfs2-v5.18-rc4-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2: gfs2: Don't re-check for write past EOF unnecessarily
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git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linuxLinus Torvalds authored
Pull btrfs fixes from David Sterba: - direct IO fixes: - restore passing file offset to correctly calculate checksums when repairing on read and bio split happens - use correct bio when sumitting IO on zoned filesystem - zoned mode fixes: - fix selection of device to correctly calculate device capabilities when allocating a new bio - use a dedicated lock for exclusion during relocation - fix leaked plug after failure syncing log - fix assertion during scrub and relocation * tag 'for-5.18-rc4-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux: btrfs: zoned: use dedicated lock for data relocation btrfs: fix assertion failure during scrub due to block group reallocation btrfs: fix direct I/O writes for split bios on zoned devices btrfs: fix direct I/O read repair for split bios btrfs: fix and document the zoned device choice in alloc_new_bio btrfs: fix leaked plug after failure syncing log on zoned filesystems
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Andreas Gruenbacher authored
Only re-check for direct I/O writes past the end of the file after re-acquiring the inode glock. Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
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Vladimir Zapolskiy authored
It's noted that dcvs interrupts are not self-clearing, thus an interrupt handler runs constantly, which leads to a severe regression in runtime. To fix the problem an explicit write to clear interrupt register is required, note that on OSM platforms the register may not be present. Fixes: 275157b3 ("cpufreq: qcom-cpufreq-hw: Add dcvs interrupt support") Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
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- 25 Apr, 2022 4 commits
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Alexander Shiyan authored
Since version 5.13, the standard syscon bindings have been added to all clps711x DT nodes, so we can now use the more general syscon_regmap_lookup_by_phandle function to get the syscon pointer. Signed-off-by: Alexander Shiyan <eagle.alexander923@gmail.com> Signed-off-by: Helge Deller <deller@gmx.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fsLinus Torvalds authored
Pull f2fs fixes from Jaegeuk Kim: "This includes major bug fixes introduced in 5.18-rc1 and 5.17+: - Remove obsolete whint_mode (5.18-rc1) - Fix IO split issue caused by op_flags change in f2fs (5.18-rc1) - Fix a wrong condition check to detect IO failure loop (5.18-rc1) - Fix wrong data truncation during roll-forward (5.17+)" * tag 'f2fs-fix-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs: f2fs: should not truncate blocks during roll-forward recovery f2fs: fix wrong condition check when failing metapage read f2fs: keep io_flags to avoid IO split due to different op_flags in two fio holders f2fs: remove obsolete whint_mode
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Linus Torvalds authored
It turns out that for the CONFIG_MMU=n builds, vmalloc_huge() was never defined, since it's defined in mm/vmalloc.c, which doesn't get built for the no-MMU configurations. Just implement the trivial wrapper for the no-MMU case too. In fact, just make it an alias to the existing __vmalloc() function that has the same signature. Link: https://lore.kernel.org/all/CAMuHMdVdx2V1uhv_152Sw3_z2xE0spiaWp1d6Ko8-rYmAxUBAg@mail.gmail.com/ Link: https://lore.kernel.org/all/CA+G9fYscb1y4a17Sf5G_Aibt+WuSf-ks_Qjw9tYFy=A4sjCEug@mail.gmail.com/ Link: https://lore.kernel.org/all/20220425150356.GA4138752@roeck-us.net/Reported-and-tested-by: Linux Kernel Functional Testing <lkft@linaro.org> Reported-and-tested-by: Geert Uytterhoeven <geert@linux-m68k.org> Reported-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com> Reported-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Xiaobing Luo authored
```----------------------------------------- unreferenced object 0xffff000010742a00 (size 128): comm "swapper/0", pid 1, jiffies 4294902015 (age 1187.652s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000b4dfebaa>] __kmalloc+0x338/0x474 [<00000000d6e716db>] sun50i_cpufreq_nvmem_probe+0xc4/0x36c [<000000007d6082a0>] platform_probe+0x98/0x11c [<00000000c990f549>] really_probe+0x234/0x5a0 [<000000002d9fecc6>] __driver_probe_device+0x194/0x224 [<00000000cf0b94fa>] driver_probe_device+0x64/0x13c [<00000000f238e4cf>] __device_attach_driver+0xf8/0x180 [<000000006720e418>] bus_for_each_drv+0xf8/0x160 [<00000000df4f14f6>] __device_attach+0x174/0x29c [<00000000782002fb>] device_initial_probe+0x20/0x30 [<00000000c2681b06>] bus_probe_device+0xfc/0x110 [<00000000964cf3bd>] device_add+0x5f0/0xcd0 [<000000004b9264e3>] platform_device_add+0x198/0x390 [<00000000fa82a9d0>] platform_device_register_full+0x178/0x210 [<000000009a5daf13>] sun50i_cpufreq_init+0xf8/0x168 [<000000000377cc7c>] do_one_initcall+0xe4/0x570 ``` ----------------------------------------- if sun50i_cpufreq_get_efuse failed, then opp_tables leak. Fixes: f328584f ("cpufreq: Add sun50i nvmem based CPU scaling driver") Signed-off-by: Xiaobing Luo <luoxiaobing0926@gmail.com> Reviewed-by: Samuel Holland <samuel@sholland.org> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
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- 24 Apr, 2022 2 commits
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Linus Torvalds authored
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull scheduler fix from Borislav Petkov: - Fix a corner case when calculating sched runqueue variables That fix also removes a check for a zero divisor in the code, without mentioning it. Vincent clarified that it's ok after I whined about it: https://lore.kernel.org/all/CAKfTPtD2QEyZ6ADd5WrwETMOX0XOwJGnVddt7VHgfURdqgOS-Q@mail.gmail.com/ * tag 'sched_urgent_for_v5.18_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: sched/pelt: Fix attach_entity_load_avg() corner case
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