- 15 Apr, 2021 4 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull ACPI fix from Rafael Wysocki: "Restore the initrd-based ACPI table override functionality broken by one of the recent fixes" * tag 'acpi-5.12-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: ACPI: x86: Call acpi_boot_table_init() after acpi_table_upgrade()
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git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linuxLinus Torvalds authored
Pull gpio fix from Bartosz Golaszewski: "A single fix for an older problem with the sysfs interface: do not allow exporting GPIO lines which were marked invalid by the driver" * tag 'gpio-fixes-for-v5.12-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux: gpio: sysfs: Obey valid_mask
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git://git.kernel.org/pub/scm/linux/kernel/git/hid/hidLinus Torvalds authored
Pull HID fixes from Jiri Kosina: "The changes are all device/driver specific fixes: - EV_KEY and EV_ABS regression fix for Wacom from Ping Cheng - BIOS-specific quirk to fix some of the AMD_SFH-based systems, from Hans de Goede - other small error handling fixes and device ID additions" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid: HID: wacom: set EV_KEY and EV_ABS only for non-HID_GENERIC type of devices AMD_SFH: Add DMI quirk table for BIOS-es which don't set the activestatus bits AMD_SFH: Add sensor_mask module parameter AMD_SFH: Removed unused activecontrolstatus member from the amd_mp2_dev struct HID: wacom: Assign boolean values to a bool variable HID cp2112: fix support for multiple gpiochips HID: alps: fix error return code in alps_input_configured() HID: asus: Add support for 2021 ASUS N-Key keyboard HID: google: add don USB id
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git://git.kernel.org/pub/scm/linux/kernel/git/dtor/inputLinus Torvalds authored
Pull input fixes from Dmitry Torokhov: "Just a few driver fixes here" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: elants_i2c - drop zero-checking of ABS_MT_TOUCH_MAJOR resolution Input: elants_i2c - fix division by zero if firmware reports zero phys size Input: nspire-keypad - enable interrupts only when opened Input: i8042 - fix Pegatron C15B ID entry Input: n64joy - fix return value check in n64joy_probe() Input: s6sy761 - fix coordinate read bit shift
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- 14 Apr, 2021 8 commits
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Linus Torvalds authored
Merge tag 'for-5.12/dm-fixes-3' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm Pull device mapper fix from Mike Snitzer: "Fix DM verity target FEC support's RS roots IO to always be aligned. This fixes a previous stable@ fix that overcorrected for a different configuration that also resulted in misaligned roots IO" * tag 'for-5.12/dm-fixes-3' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm: dm verity fec: fix misaligned RS roots IO
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Jaegeuk Kim authored
commit df7b59ba ("dm verity: fix FEC for RS roots unaligned to block size") introduced the possibility for misaligned roots IO relative to the underlying device's logical block size. E.g. Android's default RS roots=2 results in dm_bufio->block_size=1024, which causes the following EIO if the logical block size of the device is 4096, given v->data_dev_block_bits=12: E sd 0 : 0:0:0: [sda] tag#30 request not aligned to the logical block size E blk_update_request: I/O error, dev sda, sector 10368424 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 E device-mapper: verity-fec: 254:8: FEC 9244672: parity read failed (block 18056): -5 Fix this by onlu using f->roots for dm_bufio blocksize IFF it is aligned to v->data_dev_block_bits. Fixes: df7b59ba ("dm verity: fix FEC for RS roots unaligned to block size") Cc: stable@vger.kernel.org Signed-off-by: Jaegeuk Kim <jaegeuk@google.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/s390/linuxLinus Torvalds authored
Pull s390 fixes from Heiko Carstens: - setup stack backchain properly in external and i/o interrupt handler to fix stack unwinding. This broke when converting to generic entry - save caller address of psw_idle to get a sane stacktrace * tag 's390-5.12-7' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390/entry: save the caller of psw_idle s390/entry: avoid setting up backchain in ext|io handlers
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linuxLinus Torvalds authored
Pull arm64 fixes from Will Deacon: - Fix incorrect asm constraint for load_unaligned_zeropad() fixup - Fix thread flag update when setting TIF_MTE_ASYNC_FAULT - Fix restored irq state when handling fault on kprobe * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: arm64: kprobes: Restore local irqflag if kprobes is cancelled arm64: mte: Ensure TIF_MTE_ASYNC_FAULT is set atomically arm64: fix inline asm in load_unaligned_zeropad()
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git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengineLinus Torvalds authored
Pull dmaengine fixes from Vinod Koul: "A couple of dmaengine driver fixes for: - race and descriptor issue for xilinx driver - fix interrupt handling, wq state & cleanup, field sizes for completion, msix permissions for idxd driver - runtime pm fix for tegra driver - double free fix in dma_async_device_register" * tag 'dmaengine-fix-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine: dmaengine: idxd: fix wq cleanup of WQCFG registers dmaengine: idxd: clear MSIX permission entry on shutdown dmaengine: plx_dma: add a missing put_device() on error path dmaengine: tegra20: Fix runtime PM imbalance on error dmaengine: Fix a double free in dma_async_device_register dmaengine: dw: Make it dependent to HAS_IOMEM dmaengine: idxd: fix wq size store permission state dmaengine: idxd: fix opcap sysfs attribute output dmaengine: idxd: fix delta_rec and crc size field for completion record dmaengine: idxd: Fix clobbering of SWERR overflow bit on writeback dmaengine: xilinx: dpdma: Fix race condition in done IRQ dmaengine: xilinx: dpdma: Fix descriptor issuing on video group
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git://github.com/awilliam/linux-vfioLinus Torvalds authored
Pull VFIO fix from Alex Williamson: "Verify mmap region within range (Christian A. Ehrhardt)" * tag 'vfio-v5.12-rc8' of git://github.com/awilliam/linux-vfio: vfio/pci: Add missing range check in vfio_pci_mmap
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git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds authored
Pull kvm fix from Paolo Bonzini: "Fix for a possible out-of-bounds access" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: KVM: VMX: Don't use vcpu->run->internal.ndata as an array index
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git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-traceLinus Torvalds authored
Pull tracing fix from Steven Rostedt: "Fix a memory link in dyn_event_release(). An error path exited the function before freeing the allocated 'argv' variable" * tag 'trace-v5.12-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: tracing/dynevent: Fix a memory leak in an error handling path
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- 13 Apr, 2021 6 commits
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Reiji Watanabe authored
__vmx_handle_exit() uses vcpu->run->internal.ndata as an index for an array access. Since vcpu->run is (can be) mapped to a user address space with a writer permission, the 'ndata' could be updated by the user process at anytime (the user process can set it to outside the bounds of the array). So, it is not safe that __vmx_handle_exit() uses the 'ndata' that way. Fixes: 1aa561b1 ("kvm: x86: Add "last CPU" to some KVM_EXIT information") Signed-off-by: Reiji Watanabe <reijiw@google.com> Reviewed-by: Jim Mattson <jmattson@google.com> Message-Id: <20210413154739.490299-1-reijiw@google.com> Cc: stable@vger.kernel.org Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linuxLinus Torvalds authored
Pull MTD fix from Richard Weinberger: "Fix WAITRDY break condition and timeout in mtk nand driver" * tag 'fixes-for-5.12-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux: mtd: rawnand: mtk: Fix WAITRDY break condition and timeout
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Christophe JAILLET authored
We must free 'argv' before returning, as already done in all the other paths of this function. Link: https://lkml.kernel.org/r/21e3594ccd7fc88c5c162c98450409190f304327.1618136448.git.christophe.jaillet@wanadoo.fr Fixes: d262271d ("tracing/dynevent: Delegate parsing to create function") Acked-by: Masami Hiramatsu <mhiramat@kernel.org> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
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Christian A. Ehrhardt authored
When mmaping an extra device region verify that the region index derived from the mmap offset is valid. Fixes: a15b1883 ("vfio_pci: Allow mapping extra regions") Cc: stable@vger.kernel.org Signed-off-by: Christian A. Ehrhardt <lk@c--e.de> Message-Id: <20210412214124.GA241759@lisa.in-ulm.de> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Reviewed-by: Cornelia Huck <cohuck@redhat.com> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
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Rafael J. Wysocki authored
Commit 1a1c130a ("ACPI: tables: x86: Reserve memory occupied by ACPI tables") attempted to address an issue with reserving the memory occupied by ACPI tables, but it broke the initrd-based table override mechanism relied on by multiple users. To restore the initrd-based ACPI table override functionality, move the acpi_boot_table_init() invocation in setup_arch() on x86 after the acpi_table_upgrade() one. Fixes: 1a1c130a ("ACPI: tables: x86: Reserve memory occupied by ACPI tables") Reported-by: Hans de Goede <hdegoede@redhat.com> Tested-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Jisheng Zhang authored
If instruction being single stepped caused a page fault, the kprobes is cancelled to let the page fault handler continue as a normal page fault. But the local irqflags are disabled so cpu will restore pstate with DAIF masked. After pagefault is serviced, the kprobes is triggerred again, we overwrite the saved_irqflag by calling kprobes_save_local_irqflag(). NOTE, DAIF is masked in this new saved irqflag. After kprobes is serviced, the cpu pstate is retored with DAIF masked. This patch is inspired by one patch for riscv from Liao Chang. Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com> Acked-by: Masami Hiramatsu <mhiramat@kernel.org> Link: https://lore.kernel.org/r/20210412174101.6bfb0594@xhacker.debianSigned-off-by: Will Deacon <will@kernel.org>
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- 12 Apr, 2021 14 commits
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Dave Jiang authored
A pre-release silicon erratum workaround where wq reset does not clear WQCFG registers was leaked into upstream code. Use wq reset command instead of blasting the MMIO region. This also address an issue where we clobber registers in future devices. Fixes: da32b28c ("dmaengine: idxd: cleanup workqueue config after disabling") Reported-by: Shreenivaas Devarajan <shreenivaas.devarajan@intel.com> Signed-off-by: Dave Jiang <dave.jiang@intel.com> Link: https://lore.kernel.org/r/161824330020.881560.16375921906426627033.stgit@djiang5-desk3.ch.intel.comSigned-off-by: Vinod Koul <vkoul@kernel.org>
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Dave Jiang authored
Add disabling/clearing of MSIX permission entries on device shutdown to mirror the enabling of the MSIX entries on probe. Current code left the MSIX enabled and the pasid entries still programmed at device shutdown. Fixes: 8e50d392 ("dmaengine: idxd: Add shared workqueue support") Signed-off-by: Dave Jiang <dave.jiang@intel.com> Link: https://lore.kernel.org/r/161824457969.882533.6020239898682672311.stgit@djiang5-desk3.ch.intel.comSigned-off-by: Vinod Koul <vkoul@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommuLinus Torvalds authored
Pull m68knommu fix from Greg Ungerer: "Some m68k platforms with a non-zero memory base fail to boot with the recent flatmem changes. This is a single regression fix to the pfn offset for that case" * tag 'm68knommu-for-v5.12-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu: m68k: fix flatmem memory model setup
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Catalin Marinas authored
The entry from EL0 code checks the TFSRE0_EL1 register for any asynchronous tag check faults in user space and sets the TIF_MTE_ASYNC_FAULT flag. This is not done atomically, potentially racing with another CPU calling set_tsk_thread_flag(). Replace the non-atomic ORR+STR with an STSET instruction. While STSET requires ARMv8.1 and an assembler that understands LSE atomics, the MTE feature is part of ARMv8.5 and already requires an updated assembler. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Fixes: 637ec831 ("arm64: mte: Handle synchronous and asynchronous tag check faults") Cc: <stable@vger.kernel.org> # 5.10.x Reported-by: Will Deacon <will@kernel.org> Cc: Will Deacon <will@kernel.org> Cc: Vincenzo Frascino <vincenzo.frascino@arm.com> Cc: Mark Rutland <mark.rutland@arm.com> Link: https://lore.kernel.org/r/20210409173710.18582-1-catalin.marinas@arm.comSigned-off-by: Will Deacon <will@kernel.org>
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Vasily Gorbik authored
Currently psw_idle does not allocate a stack frame and does not save its r14 and r15 into the save area. Even though this is valid from call ABI point of view, because psw_idle does not make any calls explicitly, in reality psw_idle is an entry point for controlled transition into serving interrupts. So, in practice, psw_idle stack frame is analyzed during stack unwinding. Depending on build options that r14 slot in the save area of psw_idle might either contain a value saved by previous sibling call or complete garbage. [task 0000038000003c28] do_ext_irq+0xd6/0x160 [task 0000038000003c78] ext_int_handler+0xba/0xe8 [task *0000038000003dd8] psw_idle_exit+0x0/0x8 <-- pt_regs ([task 0000038000003dd8] 0x0) [task 0000038000003e10] default_idle_call+0x42/0x148 [task 0000038000003e30] do_idle+0xce/0x160 [task 0000038000003e70] cpu_startup_entry+0x36/0x40 [task 0000038000003ea0] arch_call_rest_init+0x76/0x80 So, to make a stacktrace nicer and actually point for the real caller of psw_idle in this frequently occurring case, make psw_idle save its r14. [task 0000038000003c28] do_ext_irq+0xd6/0x160 [task 0000038000003c78] ext_int_handler+0xba/0xe8 [task *0000038000003dd8] psw_idle_exit+0x0/0x6 <-- pt_regs ([task 0000038000003dd8] arch_cpu_idle+0x3c/0xd0) [task 0000038000003e10] default_idle_call+0x42/0x148 [task 0000038000003e30] do_idle+0xce/0x160 [task 0000038000003e70] cpu_startup_entry+0x36/0x40 [task 0000038000003ea0] arch_call_rest_init+0x76/0x80 Reviewed-by: Sven Schnelle <svens@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com> Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
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Vasily Gorbik authored
Currently when interrupt arrives to cpu while in kernel context INT_HANDLER macro (used for ext_int_handler and io_int_handler) allocates new stack frame and pt_regs on the kernel stack and sets up the backchain to jump over the pt_regs to the frame which has been interrupted. This is not ideal to two reasons: 1. This hides the fact that kernel stack contains interrupt frame in it and hence breaks arch_stack_walk_reliable(), which needs to know that to guarantee "reliability" and checks that there are no pt_regs on the way. 2. It breaks the backchain unwinder logic, which assumes that the next stack frame after an interrupt frame is reliable, while it is not. In some cases (when r14 contains garbage) this leads to early unwinding termination with an error, instead of marking frame as unreliable and continuing. To address that, only set backchain to 0. Fixes: 56e62a73 ("s390: convert to generic entry") Reviewed-by: Sven Schnelle <svens@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com> Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
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Dan Carpenter authored
Add a missing put_device(&pdev->dev) if the call to dma_async_device_register(dma); fails. Fixes: 905ca51e ("dmaengine: plx-dma: Introduce PLX DMA engine PCI driver skeleton") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: Logan Gunthorpe <logang@deltatee.com> Link: https://lore.kernel.org/r/YFnq/0IQzixtAbC1@mwandaSigned-off-by: Vinod Koul <vkoul@kernel.org>
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Dinghao Liu authored
pm_runtime_get_sync() will increase the runtime PM counter even it returns an error. Thus a pairing decrement is needed to prevent refcount leak. Fix this by replacing this API with pm_runtime_resume_and_get(), which will not change the runtime PM counter on error. Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn> Acked-by: Thierry Reding <treding@nvidia.com> Link: https://lore.kernel.org/r/20210409082805.23643-1-dinghao.liu@zju.edu.cnSigned-off-by: Vinod Koul <vkoul@kernel.org>
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Lv Yunlong authored
In the first list_for_each_entry() macro of dma_async_device_register, it gets the chan from list and calls __dma_async_device_channel_register (..,chan). We can see that chan->local is allocated by alloc_percpu() and it is freed chan->local by free_percpu(chan->local) when __dma_async_device_channel_register() failed. But after __dma_async_device_channel_register() failed, the caller will goto err_out and freed the chan->local in the second time by free_percpu(). The cause of this problem is forget to set chan->local to NULL when chan->local was freed in __dma_async_device_channel_register(). My patch sets chan->local to NULL when the callee failed to avoid double free. Fixes: d2fb0a04 ("dmaengine: break out channel registration") Signed-off-by: Lv Yunlong <lyl2019@mail.ustc.edu.cn> Reviewed-by: Dave Jiang <dave.jiang@intel.com> Link: https://lore.kernel.org/r/20210331014458.3944-1-lyl2019@mail.ustc.edu.cnSigned-off-by: Vinod Koul <vkoul@kernel.org>
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Andy Shevchenko authored
Some architectures do not provide devm_*() APIs. Hence make the driver dependent on HAVE_IOMEM. Fixes: dbde5c29 ("dw_dmac: use devm_* functions to simplify code") Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Link: https://lore.kernel.org/r/20210324141757.24710-1-andriy.shevchenko@linux.intel.comSigned-off-by: Vinod Koul <vkoul@kernel.org>
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Dave Jiang authored
WQ size can only be changed when the device is disabled. Current code allows change when device is enabled but wq is disabled. Change the check to detect device state. Fixes: c52ca478 ("dmaengine: idxd: add configuration component of driver") Signed-off-by: Dave Jiang <dave.jiang@intel.com> Link: https://lore.kernel.org/r/161782558755.107710.18138252584838406025.stgit@djiang5-desk3.ch.intel.comSigned-off-by: Vinod Koul <vkoul@kernel.org>
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Dave Jiang authored
The operation capability register is 256bits. The current output only prints out the first 64bits. Fix to output the entire 256bits. The current code omits operation caps from IAX devices. Fixes: c52ca478 ("dmaengine: idxd: add configuration component of driver") Reported-by: Lucas Van <lucas.van@intel.com> Signed-off-by: Dave Jiang <dave.jiang@intel.com> Link: https://lore.kernel.org/r/161645624963.2003736.829798666998490151.stgit@djiang5-desk3.ch.intel.comSigned-off-by: Vinod Koul <vkoul@kernel.org>
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Dave Jiang authored
The delta_rec_size and crc_val in the completion record should be 32bits and not 16bits. Fixes: bfe1d560 ("dmaengine: idxd: Init and probe for Intel data accelerators") Reported-by: Nikhil Rao <nikhil.rao@intel.com> Signed-off-by: Dave Jiang <dave.jiang@intel.com> Link: https://lore.kernel.org/r/161645618572.2003490.14466173451736323035.stgit@djiang5-desk3.ch.intel.comSigned-off-by: Vinod Koul <vkoul@kernel.org>
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Dave Jiang authored
Current code blindly writes over the SWERR and the OVERFLOW bits. Write back the bits actually read instead so the driver avoids clobbering the OVERFLOW bit that comes after the register is read. Fixes: bfe1d560 ("dmaengine: idxd: Init and probe for Intel data accelerators") Reported-by: Sanjay Kumar <sanjay.k.kumar@intel.com> Signed-off-by: Dave Jiang <dave.jiang@intel.com> Link: https://lore.kernel.org/r/161352082229.3511254.1002151220537623503.stgit@djiang5-desk3.ch.intel.comSigned-off-by: Vinod Koul <vkoul@kernel.org>
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- 11 Apr, 2021 5 commits
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Angelo Dureghello authored
Detected a broken boot on mcf54415, likely introduced from commit 4bfc848e ("m68k/mm: enable use of generic memory_model.h for !DISCONTIGMEM") Fix ARCH_PFN_OFFSET to be a pfn. Signed-off-by: Angelo Dureghello <angelo@kernel-space.org> Acked-by: Mike Rapoport <rppt@linux.ibm.com> Signed-off-by: Greg Ungerer <gerg@linux-m68k.org>
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Linus Torvalds authored
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git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linuxLinus Torvalds authored
Pull btrfs fix from David Sterba: "One more patch that we'd like to get to 5.12 before release. It's changing where and how the superblock is stored in the zoned mode. It is an on-disk format change but so far there are no implications for users as the proper mkfs support hasn't been merged and is waiting for the kernel side to settle. Until now, the superblocks were derived from the zone index, but zone size can differ per device. This is changed to be based on fixed offset values, to make it independent of the device zone size. The work on that got a bit delayed, we discussed the exact locations to support potential device sizes and usecases. (Partially delayed also due to my vacation.) Having that in the same release where the zoned mode is declared usable is highly desired, there are userspace projects that need to be updated to recognize the feature. Pushing that to the next release would make things harder to test" * tag 'for-5.12-rc6-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux: btrfs: zoned: move superblock logging zone location
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull locking fixlets from Ingo Molnar: "Two minor fixes: one for a Clang warning, the other improves an ambiguous/confusing kernel log message" * tag 'locking-urgent-2021-04-11' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: lockdep: Address clang -Wformat warning printing for %hd lockdep: Add a missing initialization hint to the "INFO: Trying to register non-static key" message
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 fixes from Borislav Petkov: - Fix the vDSO exception handling return path to disable interrupts again. - A fix for the CE collector to return the proper return values to its callers which are used to convey what the collector has done with the error address. * tag 'x86_urgent_for_v5.12-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/traps: Correct exc_general_protection() and math_error() return paths RAS/CEC: Correct ce_add_elem()'s returned values
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- 10 Apr, 2021 3 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpuLinus Torvalds authored
Pull percpu fix from Dennis Zhou: "This contains a fix for sporadically failing atomic percpu allocations. I only caught it recently while I was reviewing a new series [1] and simultaneously saw reports by btrfs in xfstests [2] and [3]. In v5.9, memcg accounting was extended to percpu done by adding a second type of chunk. I missed an interaction with the free page float count used to ensure we can support atomic allocations. If one type of chunk has no free pages, but the other has enough to satisfy the free page float requirement, we will not repopulate the free pages for the former type of chunk. This led to the sporadically failing atomic allocations" Link: https://lore.kernel.org/linux-mm/20210324190626.564297-1-guro@fb.com/ [1] Link: https://lore.kernel.org/linux-mm/20210401185158.3275.409509F4@e16-tech.com/ [2] Link: https://lore.kernel.org/linux-mm/CAL3q7H5RNBjCi708GH7jnczAOe0BLnacT9C+OBgA-Dx9jhB6SQ@mail.gmail.com/ [3] * 'for-5.12-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpu: percpu: make pcpu_nr_empty_pop_pages per chunk type
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsiLinus Torvalds authored
Pull SCSI fixes from James Bottomley: "Seven fixes, all in drivers. The hpsa three are the most extensive and the most problematic: it's a packed structure misalignment that oopses on ia64 but looks like it would also oops on quite a few non-x86 architectures. The pm80xx is a regression and the rest are bug fixes for patches in the misc tree" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: scsi_transport_srp: Don't block target in SRP_PORT_LOST state scsi: target: iscsi: Fix zero tag inside a trace event scsi: pm80xx: Fix chip initialization failure scsi: ufs: core: Fix wrong Task Tag used in task management request UPIUs scsi: ufs: core: Fix task management request completion timeout scsi: hpsa: Add an assert to prevent __packed reintroduction scsi: hpsa: Fix boot on ia64 (atomic_t alignment) scsi: hpsa: Use __packed on individual structs, not header-wide
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git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linuxLinus Torvalds authored
Pull powerpc fixes from Michael Ellerman: "Some some more powerpc fixes for 5.12: - Fix an oops triggered by ptrace when CONFIG_PPC_FPU_REGS=n - Fix an oops on sigreturn when the VDSO is unmapped on 32-bit - Fix vdso_wrapper.o not being rebuilt everytime vdso.so is rebuilt Thanks to Christophe Leroy" * tag 'powerpc-5.12-6' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: powerpc/vdso: Make sure vdso_wrapper.o is rebuilt everytime vdso.so is rebuilt powerpc/signal32: Fix Oops on sigreturn with unmapped VDSO powerpc/ptrace: Don't return error when getting/setting FP regs without CONFIG_PPC_FPU_REGS
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