- 17 Jan, 2024 23 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/lee/ledsLinus Torvalds authored
Pull LED updates from Lee Jones: "New Drivers: - Add support for Allwinner A100 RGB LED controller - Add support for Maxim 5970 Dual Hot-swap controller New Device Support: - Add support for AW20108 to Awinic LED driver New Functionality: - Extend support for Net speeds to include; 2.5G, 5G and 10G - Allow tx/rx and cts/dsr/dcd/rng TTY LEDS to be turned on and off via sysfs if required - Add support for hardware control in AW200xx Fix-ups: - Use safer methods for string handling - Improve error handling; return proper error values, simplify, avoid duplicates, etc - Replace Mutex use with the Completion mechanism - Fix include lists; alphabetise, remove unused, explicitly add used - Use generic platform device properties - Use/convert to new/better APIs/helpers/MACROs instead of hand-rolling implementations - Device Tree binding adaptions/conversions/creation - Continue work to remove superfluous platform .remove() call-backs - Remove superfluous/defunct code - Trivial; whitespace, unused variables, spelling, clean-ups, etc - Avoid unnecessary duplicate locks Bug Fixes: - Repair Kconfig based dependency lists - Ensure unused dynamically allocated data is freed after use - Fix support for brightness control - Add missing sufficient delays during reset to ensure correct operation - Avoid division-by-zero issues" * tag 'leds-next-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/leds: (45 commits) leds: trigger: netdev: Add core support for hw not supporting fallback to LED sw control leds: trigger: panic: Don't register panic notifier if creating the trigger failed leds: sun50i-a100: Convert to be agnostic to property provider leds: max5970: Add missing headers leds: max5970: Make use of dev_err_probe() leds: max5970: Make use of device properties leds: max5970: Remove unused variable leds: rgb: Drop obsolete dependency on COMPILE_TEST leds: sun50i-a100: Avoid division-by-zero warning leds: trigger: Remove unused function led_trigger_rename_static() leds: qcom-lpg: Introduce a wrapper for getting driver data from a pwm chip leds: gpio: Add kernel log if devm_fwnode_gpiod_get() fails dt-bindings: leds: qcom,spmi-flash-led: Fix example node name dt-bindings: leds: aw200xx: Fix led pattern and add reg constraints dt-bindings: leds: awinic,aw200xx: Add AW20108 device leds: aw200xx: Add support for aw20108 device leds: aw200xx: Improve autodim calculation method leds: aw200xx: Enable disable_locking flag in regmap config leds: aw200xx: Add delay after software reset dt-bindings: leds: aw200xx: Remove property "awinic,display-rows" ...
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git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfdLinus Torvalds authored
Pull mfd updates from Lee Jones: "New Device Support: - Add support for Qualcomm PM8937 PMIC to QCOM SPMI PMIC Fix-ups: - Use/convert to new/better APIs/helpers/MACROs instead of hand-rolling implementations - Device Tree binding adaptions/conversions/creation - Improve error handling; return proper error values, simplify, avoid duplicates, etc - Continue work to remove superfluous platform .remove() call-backs - Move some exported symbols into private namespaces - Clean-up and staticify PM related operations - Trivial; spelling, whitespace, clean-ups, etc - Fix include lists; alphabetise, remove unused, explicitly add used Bug Fixes: - Use PLATFORM_DEVID_AUTO to ensure multiple duplicate devices can co-exist - Ensure debugfs register view is correctly presented - Fix ordering and value issues in current use of clk_register_fractional_divider() - Repair Kconfig based dependency lists" * tag 'mfd-next-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (50 commits) mfd: ti_am335x_tscadc: Fix TI SoC dependencies dt-bindings: mfd: sprd: Add support for UMS9620 mfd: ab8500-sysctrl: Drop ancient charger mfd: intel-lpss: Fix the fractional clock divider flags mfd: tps6594: Add null pointer check to tps6594_device_init() dt-bindings: mfd: pm8008: Clean up example node names dt-bindings: mfd: hisilicon,hi6421-spmi-pmic: Clean up example dt-bindings: mfd: hisilicon,hi6421-spmi-pmic: Fix regulator binding dt-bindings: mfd: hisilicon,hi6421-spmi-pmic: Fix up binding reference mfd: da9062: Simplify obtaining I2C match data mfd: syscon: Fix null pointer dereference in of_syscon_register() mfd: intel-lpss: Don't fail probe on success of pci_alloc_irq_vectors() mfd: twl6030-irq: Revert to use of_match_device() mfd: cs42l43: Correct order of include files to be alphabetical mfd: cs42l43: Correct SoundWire port list mfd: Fix a few spelling mistakes in PMIC header file comments mfd: intel-lpss: Provide Intel LPSS PM ops structure mfd: intel-lpss: Move exported symbols to INTEL_LPSS namespace mfd: intel-lpss: Adjust header inclusions mfd: intel-lpss: Use device_get_match_data() ...
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git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linuxLinus Torvalds authored
Pull hwspinlock updates from Bjorn Andersson: - Correct kernel-doc through the hwspinlock core, to address build warnings (and improve the documentation) - Drop unused compatible in the Qualcomm TCSR mutex driver * tag 'hwlock-v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux: hwspinlock/core: fix kernel-doc warnings hwspinlock: qcom: Remove IPQ6018 SOC specific compatible
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git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linuxLinus Torvalds authored
Pull remoteproc updates from Bjorn Andersson: - The i.MX DSP remoteproc driver adds support for providing a resource table, in order to enable IPC with the core - The TI K3 DSP driver is transitioned to remove_new, error messages are changed to use symbolic error codes, and dev_err_probe() is used where applicable - Support for the Qualcomm SC7280 audio, compute and WiFi co-processors are added to the Qualcomm TrustZone based remoteproc driver * tag 'rproc-v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux: remoteproc: qcom_q6v5_pas: Add SC7280 ADSP, CDSP & WPSS dt-bindings: remoteproc: qcom: sc7180-pas: Add SC7280 compatibles dt-bindings: remoteproc: qcom: sc7180-pas: Fix SC7280 MPSS PD-names remoteproc: k3-dsp: Convert to platform remove callback returning void remoteproc: k3-dsp: Use symbolic error codes in error messages remoteproc: k3-dsp: Suppress duplicate error message in .remove() arm64: dts: imx8mp: Add reserve-memory nodes for DSP remoteproc: imx_dsp_rproc: Add mandatory find_loaded_rsc_table op
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git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linuxLinus Torvalds authored
Pull rpmsg updates from Bjorn Andersson: "This make virtio free driver_override upon removal. It also updates the rpmsg documentation after earlier API updates" * tag 'rpmsg-v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux: rpmsg: virtio: Free driver_override when rpmsg_remove() doc: rmpsg: Update with rpmsg_endpoint
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git://anongit.freedesktop.org/drm/drmLinus Torvalds authored
Pull drm fixes from Dave Airlie: "This is just a wrap up of fixes from the last few days. It has the proper fix to the i915/xe collision, we can clean up what you did later once rc1 lands. Otherwise it's a few other i915, a v3d, rockchip and a nouveau fix to make GSP load on some original Turing GPUs. i915: - Fixes for kernel-doc warnings enforced in linux-next - Another build warning fix for string formatting of intel_wakeref_t - Display fixes for DP DSC BPC and C20 PLL state verification v3d: - register readout fix rockchip: - two build warning fixes nouveau: - fix GSP loading on Turing with different nvdec configuration" * tag 'drm-next-2024-01-15-1' of git://anongit.freedesktop.org/drm/drm: nouveau/gsp: handle engines in runl without nonstall interrupts. drm/i915/perf: reconcile Excess struct member kernel-doc warnings drm/i915/guc: reconcile Excess struct member kernel-doc warnings drm/i915/gt: reconcile Excess struct member kernel-doc warnings drm/i915/gem: reconcile Excess struct member kernel-doc warnings drm/i915/dp: Fix the max DSC bpc supported by source drm/i915: don't make assumptions about intel_wakeref_t type drm/i915/dp: Fix the PSR debugfs entries wrt. MST connectors drm/i915/display: Fix C20 pll selection for state verification drm/v3d: Fix support for register debugging on the RPi 4 drm/rockchip: vop2: Drop unused if_dclk_rate variable drm/rockchip: vop2: Drop superfluous include
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull more thermal control updates from Rafael Wysocki: "These add support for debugfs-based diagnostics to the thermal core, simplify the thermal netlink API, fix system-wide PM support in the Intel HFI driver and clean up some code. Specifics: - Add debugfs-based diagnostics support to the thermal core (Daniel Lezcano, Dan Carpenter) - Fix a power allocator thermal governor issue preventing it from resetting cooling devices sometimes (Di Shen) - Simplify the thermal netlink API and clean up related code (Rafael J. Wysocki) - Make the Intel HFI driver support hibernation and deep suspend properly (Ricardo Neri)" * tag 'thermal-6.8-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: thermal/debugfs: Unlock on error path in thermal_debug_tz_trip_up() thermal: intel: hfi: Add syscore callbacks for system-wide PM thermal: gov_power_allocator: avoid inability to reset a cdev thermal: helpers: Rearrange thermal_cdev_set_cur_state() thermal: netlink: Rework notify API for cooling devices thermal: core: Use kstrdup_const() during cooling device registration thermal/debugfs: Add thermal debugfs information for mitigation episodes thermal/debugfs: Add thermal cooling device debugfs information thermal: netlink: Pass thermal zone pointer to notify routines thermal: netlink: Drop thermal_notify_tz_trip_add/delete() thermal: netlink: Pass pointers to thermal_notify_tz_trip_up/down() thermal: netlink: Pass pointers to thermal_notify_tz_trip_change()
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull more ACPI updates from Rafael Wysocki: "These add support for new MADT flags to ACPICA, constify the PNP bus type structure and add new ACPI IRQ management quirks. Specifics: - Make pnp_bus_type const (Greg Kroah-Hartman) - Add ACPI IRQ management quirks for ASUS ExpertBook B1502CGA and ASUS Vivobook E1504GA and E1504GAB (Ben Mayo, Michael Maltsev) - Add new MADT GICC/GICR/ITS non-coherent flags and GICC online capable bit handling to ACPICA (Lorenzo Pieralisi)" * tag 'acpi-6.8-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: ACPICA: MADT: Add new MADT GICC/GICR/ITS non-coherent flags handling ACPICA: MADT: Add GICC online capable bit handling ACPI: resource: Skip IRQ override on ASUS ExpertBook B1502CGA ACPI: resource: Add DMI quirks for ASUS Vivobook E1504GA and E1504GAB PNP: make pnp_bus_type const
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull more power management updates from Rafael Wysocki: "These restore the asynchronous device resume optimization removed by the previous PM merge, make the intel_pstate driver work better on Meteor Lake systems, optimize the PM QoS core code slightly and fix up typos in admin-guide. Specifics: - Restore the system-wide asynchronous device resume optimization removed by a recent concurrency fix (Rafael J. Wysocki) - Make the intel_pstate cpufreq driver allow Meteor Lake systems to run at somewhat higher frequencies (Srinivas Pandruvada) - Make the PM QoS core code use kcalloc() for array allocation (Erick Archer) - Fix two PM-related typos in admin-guide (Erwan Velu)" * tag 'pm-6.8-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: PM: sleep: Restore asynchronous device resume optimization Documentation: admin-guide: PM: Fix two typos cpufreq: intel_pstate: Update hybrid scaling factor for Meteor Lake PM: QoS: Use kcalloc() instead of kzalloc()
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git://git.kernel.org/pub/scm/linux/kernel/git/xen/tipLinus Torvalds authored
Pull xen updates from Juergen Gross: - update some Xen PV interface related headers - fix some kernel-doc comments in the xenbus driver - fix the Xen gntdev driver to not access the struct page of pages imported from a DMA-buf * tag 'for-linus-6.8-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: xen/gntdev: Fix the abuse of underlying struct page in DMA-buf import xen/xenbus: client: fix kernel-doc comments xen: update PV-device interface headers
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git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds authored
Pull kvm updates from Paolo Bonzini: "Generic: - Use memdup_array_user() to harden against overflow. - Unconditionally advertise KVM_CAP_DEVICE_CTRL for all architectures. - Clean up Kconfigs that all KVM architectures were selecting - New functionality around "guest_memfd", a new userspace API that creates an anonymous file and returns a file descriptor that refers to it. guest_memfd files are bound to their owning virtual machine, cannot be mapped, read, or written by userspace, and cannot be resized. guest_memfd files do however support PUNCH_HOLE, which can be used to switch a memory area between guest_memfd and regular anonymous memory. - New ioctl KVM_SET_MEMORY_ATTRIBUTES allowing userspace to specify per-page attributes for a given page of guest memory; right now the only attribute is whether the guest expects to access memory via guest_memfd or not, which in Confidential SVMs backed by SEV-SNP, TDX or ARM64 pKVM is checked by firmware or hypervisor that guarantees confidentiality (AMD PSP, Intel TDX module, or EL2 in the case of pKVM). x86: - Support for "software-protected VMs" that can use the new guest_memfd and page attributes infrastructure. This is mostly useful for testing, since there is no pKVM-like infrastructure to provide a meaningfully reduced TCB. - Fix a relatively benign off-by-one error when splitting huge pages during CLEAR_DIRTY_LOG. - Fix a bug where KVM could incorrectly test-and-clear dirty bits in non-leaf TDP MMU SPTEs if a racing thread replaces a huge SPTE with a non-huge SPTE. - Use more generic lockdep assertions in paths that don't actually care about whether the caller is a reader or a writer. - let Xen guests opt out of having PV clock reported as "based on a stable TSC", because some of them don't expect the "TSC stable" bit (added to the pvclock ABI by KVM, but never set by Xen) to be set. - Revert a bogus, made-up nested SVM consistency check for TLB_CONTROL. - Advertise flush-by-ASID support for nSVM unconditionally, as KVM always flushes on nested transitions, i.e. always satisfies flush requests. This allows running bleeding edge versions of VMware Workstation on top of KVM. - Sanity check that the CPU supports flush-by-ASID when enabling SEV support. - On AMD machines with vNMI, always rely on hardware instead of intercepting IRET in some cases to detect unmasking of NMIs - Support for virtualizing Linear Address Masking (LAM) - Fix a variety of vPMU bugs where KVM fail to stop/reset counters and other state prior to refreshing the vPMU model. - Fix a double-overflow PMU bug by tracking emulated counter events using a dedicated field instead of snapshotting the "previous" counter. If the hardware PMC count triggers overflow that is recognized in the same VM-Exit that KVM manually bumps an event count, KVM would pend PMIs for both the hardware-triggered overflow and for KVM-triggered overflow. - Turn off KVM_WERROR by default for all configs so that it's not inadvertantly enabled by non-KVM developers, which can be problematic for subsystems that require no regressions for W=1 builds. - Advertise all of the host-supported CPUID bits that enumerate IA32_SPEC_CTRL "features". - Don't force a masterclock update when a vCPU synchronizes to the current TSC generation, as updating the masterclock can cause kvmclock's time to "jump" unexpectedly, e.g. when userspace hotplugs a pre-created vCPU. - Use RIP-relative address to read kvm_rebooting in the VM-Enter fault paths, partly as a super minor optimization, but mostly to make KVM play nice with position independent executable builds. - Guard KVM-on-HyperV's range-based TLB flush hooks with an #ifdef on CONFIG_HYPERV as a minor optimization, and to self-document the code. - Add CONFIG_KVM_HYPERV to allow disabling KVM support for HyperV "emulation" at build time. ARM64: - LPA2 support, adding 52bit IPA/PA capability for 4kB and 16kB base granule sizes. Branch shared with the arm64 tree. - Large Fine-Grained Trap rework, bringing some sanity to the feature, although there is more to come. This comes with a prefix branch shared with the arm64 tree. - Some additional Nested Virtualization groundwork, mostly introducing the NV2 VNCR support and retargetting the NV support to that version of the architecture. - A small set of vgic fixes and associated cleanups. Loongarch: - Optimization for memslot hugepage checking - Cleanup and fix some HW/SW timer issues - Add LSX/LASX (128bit/256bit SIMD) support RISC-V: - KVM_GET_REG_LIST improvement for vector registers - Generate ISA extension reg_list using macros in get-reg-list selftest - Support for reporting steal time along with selftest s390: - Bugfixes Selftests: - Fix an annoying goof where the NX hugepage test prints out garbage instead of the magic token needed to run the test. - Fix build errors when a header is delete/moved due to a missing flag in the Makefile. - Detect if KVM bugged/killed a selftest's VM and print out a helpful message instead of complaining that a random ioctl() failed. - Annotate the guest printf/assert helpers with __printf(), and fix the various bugs that were lurking due to lack of said annotation" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (185 commits) x86/kvm: Do not try to disable kvmclock if it was not enabled KVM: x86: add missing "depends on KVM" KVM: fix direction of dependency on MMU notifiers KVM: introduce CONFIG_KVM_COMMON KVM: arm64: Add missing memory barriers when switching to pKVM's hyp pgd KVM: arm64: vgic-its: Avoid potential UAF in LPI translation cache RISC-V: KVM: selftests: Add get-reg-list test for STA registers RISC-V: KVM: selftests: Add steal_time test support RISC-V: KVM: selftests: Add guest_sbi_probe_extension RISC-V: KVM: selftests: Move sbi_ecall to processor.c RISC-V: KVM: Implement SBI STA extension RISC-V: KVM: Add support for SBI STA registers RISC-V: KVM: Add support for SBI extension registers RISC-V: KVM: Add SBI STA info to vcpu_arch RISC-V: KVM: Add steal-update vcpu request RISC-V: KVM: Add SBI STA extension skeleton RISC-V: paravirt: Implement steal-time support RISC-V: Add SBI STA extension definitions RISC-V: paravirt: Add skeleton for pv-time support RISC-V: KVM: Fix indentation in kvm_riscv_vcpu_set_reg_csr() ...
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git://git.lwn.net/linuxLinus Torvalds authored
Pull documentation fixes from Jonathan Corbet: "A handful of late-arriving documentation fixes" * tag 'docs-6.8-2' of git://git.lwn.net/linux: docs, kprobes: Add loongarch as supported architecture docs, kprobes: Update email address of Masami Hiramatsu docs: admin-guide: hw_random: update rng-tools website Documentation/core-api: fix spelling mistake in workqueue docs: kernel_feat.py: fix potential command injection Documentation: constrain alabaster package to older versions
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git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linuxLinus Torvalds authored
Pull parisc updates from Helge Deller: "Two small fixes for the parisc architecture: - Fix PDC address calculation with narrow firmware (64-bit kernel on 32-bit firmware) - Fix kthread which checks power button get started on qemu too" * tag 'parisc-for-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux: parisc/power: Fix power soft-off button emulation on qemu parisc/firmware: Fix F-extend for PDC addresses
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https://github.com/jcmvbkbc/linux-xtensaLinus Torvalds authored
Pull Xtensa updates from Max Filippov: - small cleanups in the xtensa PCI and asmmacro code - fix kernel build with FDPIC toolchain * tag 'xtensa-20240117' of https://github.com/jcmvbkbc/linux-xtensa: xtensa: don't produce FDPIC output with fdpic toolchain xtensa: Use PCI_HEADER_TYPE_MFD instead of literal xtensa: replace <asm-generic/export.h> with <linux/export.h> xtensa: fix variants path in the Kconfig help
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git://git.armlinux.org.uk/~rmk/linux-armLinus Torvalds authored
Pull ARM updates from Russell King: - add missing neon instructions for the neon support hook - arrange for davinci to select PINCTRL - try VMA lock-base page fault handling first - use memblock_alloc_try_nid_raw() for kasan shadow page - dma: use kvzalloc() rather than kzalloc()/vzalloc() * tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm: ARM: 9331/1: ARM/dma-mapping: replace kzalloc() and vzalloc() with kvzalloc() ARM: 9329/1: kasan: Use memblock_alloc_try_nid_raw for shadow page ARM: 9328/1: mm: try VMA lock-based page fault handling first ARM: 9330/1: davinci: also select PINCTRL ARM: 9327/1: vfp: Add missing VFP instructions to neon_support_hook
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git://git.monstr.eu/linux-2.6-microblazeLinus Torvalds authored
Pull microblaze updates from Michal Simek: "Just defconfig updates: - enable NFS, Marvell phy - sync defconfig with the latest Kconfig layout" * tag 'microblaze-v6.8' of git://git.monstr.eu/linux-2.6-microblaze: microblaze: defconfig: Enable the Marvell phy driver microblaze: Enable options to mount a rootfs via NFS microblaze: Align defconfig with latest Kconfig layout
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git://git.kernel.org/pub/scm/linux/kernel/git/mips/linuxLinus Torvalds authored
Pull MIPS updates from Thomas Bogendoerfer: "Just cleanups and fixes" * tag 'mips_6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux: MIPS: Alchemy: Fix an out-of-bound access in db1550_dev_setup() MIPS: Alchemy: Fix an out-of-bound access in db1200_dev_setup() MIPS: Fix typos MIPS: Remove unused shadow GPR support from vector irq setup MIPS: Allow vectored interrupt handler to reside everywhere for 64bit mips: Set dump-stack arch description mips: mm: add slab availability checking in ioremap_prot mips: Optimize max_mapnr init procedure mips: Fix max_mapnr being uninitialized on early stages mips: Fix incorrect max_low_pfn adjustment mips: dmi: Fix early remap on MIPS32 MIPS: compressed: Use correct instruction for 64 bit code MIPS: SGI-IP27: hubio: fix nasid kernel-doc warning MAINTAINERS: Add myself as maintainer of the Ralink architecture
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git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linuxLinus Torvalds authored
Pull RISC-V updates from Palmer Dabbelt: - Support for many new extensions in hwprobe, along with a handful of cleanups - Various cleanups to our page table handling code, so we alwayse use {READ,WRITE}_ONCE - Support for the which-cpus flavor of hwprobe - Support for XIP kernels has been resurrected * tag 'riscv-for-linus-6.8-mw1' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux: (52 commits) riscv: hwprobe: export Zicond extension riscv: hwprobe: export Zacas ISA extension riscv: add ISA extension parsing for Zacas dt-bindings: riscv: add Zacas ISA extension description riscv: hwprobe: export Ztso ISA extension riscv: add ISA extension parsing for Ztso use linux/export.h rather than asm-generic/export.h riscv: Remove SHADOW_OVERFLOW_STACK_SIZE macro riscv; fix __user annotation in save_v_state() riscv: fix __user annotation in traps_misaligned.c riscv: Select ARCH_WANTS_NO_INSTR riscv: Remove obsolete rv32_defconfig file riscv: Allow disabling of BUILTIN_DTB for XIP riscv: Fixed wrong register in XIP_FIXUP_FLASH_OFFSET macro riscv: Make XIP bootable again riscv: Fix set_direct_map_default_noflush() to reset _PAGE_EXEC riscv: Fix module_alloc() that did not reset the linear mapping permissions riscv: Fix wrong usage of lm_alias() when splitting a huge linear mapping riscv: Check if the code to patch lies in the exit section riscv: Use the same CPU operations for all CPUs ...
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git://git.kernel.org/pub/scm/linux/kernel/git/uml/linuxLinus Torvalds authored
Pull UML updates from Richard Weinberger: - Clang coverage support - Many cleanups from Benjamin Berg - Various minor fixes * tag 'uml-for-linus-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/uml/linux: um: Mark 32bit syscall helpers as clobbering memory um: Remove unused register save/restore functions um: Rely on PTRACE_SETREGSET to set FS/GS base registers Documentation: kunit: Add clang UML coverage example arch: um: Add Clang coverage support um: time-travel: fix time corruption um: net: Fix return type of uml_net_start_xmit() um: Always inline stub functions um: Do not use printk in userspace trampoline um: Reap winch thread if it fails um: Do not use printk in SIGWINCH helper thread um: Don't use vfprintf() for os_info() um: Make errors to stop ptraced child fatal during startup um: Drop NULL check from start_userspace um: Drop support for hosts without SYSEMU_SINGLESTEP support um: document arch_futex_atomic_op_inuser um: mmu: remove stub_pages um: Fix naming clash between UML and scheduler um: virt-pci: fix platform map offset
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git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifsLinus Torvalds authored
Pull UBI and UBIFS updates from Richard Weinberger: "UBI: - Use in-tree fault injection framework and add new injection types - Fix for a memory leak in the block driver UBIFS: - kernel-doc fixes - Various minor fixes" * tag 'ubifs-for-linus-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs: ubi: block: fix memleak in ubiblock_create() ubifs: fix kernel-doc warnings mtd: Add several functions to the fail_function list ubi: Reserve sufficient buffer length for the input mask ubi: Add six fault injection type for testing ubi: Split io_failures into write_failure and erase_failure ubi: Use the fault injection framework to enhance the fault injection capability ubifs: ubifs_symlink: Fix memleak of inode->i_link in error path ubifs: Check @c->dirty_[n|p]n_cnt and @c->nroot state under @c->lp_mutex ubifs: describe function parameters ubifs: auth.c: fix kernel-doc function prototype warning ubifs: use crypto_shash_tfm_digest() in ubifs_hmac_wkm()
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git://git.kernel.org/pub/scm/fs/fscrypt/linuxLinus Torvalds authored
Pull fscrypt fix from Eric Biggers: "Fix a bug in my change to how f2fs frees its superblock info (which was part of changing the timing of fscrypt keyring destruction)" * tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/linux: f2fs: fix double free of f2fs_sb_info
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Linus Torvalds authored
Pull vfs fixes from Christian Brauner: "This contains two fixes for the current merge window. The listmount changes that you requested and a fix for a fsnotify performance regression: - The proposed listmount changes are currently under my authorship. I wasn't sure whether you'd wanted to be author as the patch wasn't signed off. If you do I'm happy if you just apply your own patch. I've tested the patch with my sh4 cross-build setup. And confirmed that a) the build failure with sh on current upstream is reproducible and that b) the proposed patch fixes the build failure. That should only leave the task of fixing put_user on sh. - The fsnotify regression was caused by moving one of the hooks out of the security hook in preparation for other fsnotify work. This meant that CONFIG_SECURITY would have compiled out the fsnotify hook before but didn't do so now. That lead to up to 6% performance regression in some io_uring workloads that compile all fsnotify and security checks out. Fix this by making sure that the relevant hooks are covered by the already existing CONFIG_FANOTIFY_ACCESS_PERMISSIONS where the relevant hook belongs" * tag 'vfs-6.8-rc1.fixes' of gitolite.kernel.org:pub/scm/linux/kernel/git/vfs/vfs: fs: rework listmount() implementation fsnotify: compile out fsnotify permission hooks if !FANOTIFY_ACCESS_PERMISSIONS
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Linus Torvalds authored
Merge tag 'mm-hotfixes-stable-2024-01-12-16-52' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Pull misc hotfixes from Andrew Morton: "For once not mostly MM-related. 17 hotfixes. 10 address post-6.7 issues and the other 7 are cc:stable" * tag 'mm-hotfixes-stable-2024-01-12-16-52' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: userfaultfd: avoid huge_zero_page in UFFDIO_MOVE MAINTAINERS: add entry for shrinker selftests: mm: hugepage-vmemmap fails on 64K page size systems mm/memory_hotplug: fix memmap_on_memory sysfs value retrieval mailmap: switch email for Tanzir Hasan mailmap: add old address mappings for Randy kernel/crash_core.c: make __crash_hotplug_lock static efi: disable mirror feature during crashkernel kexec: do syscore_shutdown() in kernel_kexec mailmap: update entry for Manivannan Sadhasivam fs/proc/task_mmu: move mmu notification mechanism inside mm lock mm: zswap: switch maintainers to recently active developers and reviewers scripts/decode_stacktrace.sh: optionally use LLVM utilities kasan: avoid resetting aux_lock lib/Kconfig.debug: disable CONFIG_DEBUG_INFO_BTF for Hexagon MAINTAINERS: update LTP maintainers kdump: defer the insertion of crashkernel resources
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- 16 Jan, 2024 3 commits
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Rafael J. Wysocki authored
Merge a PNP change, new ACPI IRQ management quirks and a small ACPICA code update for 6.8-rc1: - Make pnp_bus_type const (Greg Kroah-Hartman). - Add ACPI IRQ management quirks for ASUS ExpertBook B1502CGA and ASUS Vivobook E1504GA and E1504GAB (Ben Mayo, Michael Maltsev). - Add new MADT GICC/GICR/ITS non-coherent flags and GICC online capable bit handling to ACPICA (Lorenzo Pieralisi). * pnp: PNP: make pnp_bus_type const * acpi-resource: ACPI: resource: Skip IRQ override on ASUS ExpertBook B1502CGA ACPI: resource: Add DMI quirks for ASUS Vivobook E1504GA and E1504GAB * acpica: ACPICA: MADT: Add new MADT GICC/GICR/ITS non-coherent flags handling ACPICA: MADT: Add GICC online capable bit handling
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Rafael J. Wysocki authored
Merge additional updates for 6.8-rc1 in the thermal core and in the Intel HFI thermal driver: - Add debugfs-based diagnostics support to the thermal core (Daniel Lezcano, Dan Carpenter). - Fix a power allocator thermal governor issue preventing it from resetting cooling devices sometimes (Di Shen). - Simplify the thermal netlink API and clean up related code (Rafael J. Wysocki). - Make the Intel HFI driver support hibernation and deep suspend properly (Ricardo Neri). * thermal-core: thermal/debugfs: Unlock on error path in thermal_debug_tz_trip_up() thermal: gov_power_allocator: avoid inability to reset a cdev thermal: helpers: Rearrange thermal_cdev_set_cur_state() thermal: netlink: Rework notify API for cooling devices thermal: core: Use kstrdup_const() during cooling device registration thermal/debugfs: Add thermal debugfs information for mitigation episodes thermal/debugfs: Add thermal cooling device debugfs information thermal: netlink: Pass thermal zone pointer to notify routines thermal: netlink: Drop thermal_notify_tz_trip_add/delete() thermal: netlink: Pass pointers to thermal_notify_tz_trip_up/down() thermal: netlink: Pass pointers to thermal_notify_tz_trip_change() * thermal-intel: thermal: intel: hfi: Add syscore callbacks for system-wide PM
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Rafael J. Wysocki authored
* pm-sleep: PM: sleep: Restore asynchronous device resume optimization * pm-cpufreq: Documentation: admin-guide: PM: Fix two typos cpufreq: intel_pstate: Update hybrid scaling factor for Meteor Lake * pm-qos: PM: QoS: Use kcalloc() instead of kzalloc()
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- 15 Jan, 2024 2 commits
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Dave Airlie authored
It appears on TU106 GPUs (2070), that some of the nvdec engines are in the runlist but have no valid nonstall interrupt, nouveau didn't handle that too well. This should let nouveau/gsp work on those. Cc: stable@vger.kernel.org # v6.7+ Signed-off-by: Dave Airlie <airlied@redhat.com> Link: https://lore.kernel.org/all/20240110011826.3996289-1-airlied@gmail.com/
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Dave Airlie authored
Merge tag 'drm-misc-next-fixes-2024-01-11' of git://anongit.freedesktop.org/drm/drm-misc into drm-next A fix for the v3d register readout, and two compilation fixes for rockchip. Signed-off-by: Dave Airlie <airlied@redhat.com> From: Maxime Ripard <mripard@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/warlsyhbwarbezejzokxvrpnmvoaajonj6khjobvnfrhttrsks@fqoeqrjrct6l
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- 14 Jan, 2024 1 commit
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Dave Airlie authored
Merge tag 'drm-intel-next-fixes-2024-01-11' of git://anongit.freedesktop.org/drm/drm-intel into drm-next - Fixes for kernel-doc warnings enforced in linux-next - Another build warning fix for string formatting of intel_wakeref_t - Display fixes for DP DSC BPC and C20 PLL state verification Signed-off-by: Dave Airlie <airlied@redhat.com> From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/ZZ_IOcLiDG9LJafO@jlahtine-mobl.ger.corp.intel.com
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- 13 Jan, 2024 6 commits
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Christian Brauner authored
Linus pointed out that there's error handling and naming issues in the that we should rewrite: * Perform the access checks for the buffer before actually doing any work instead of doing it during the iteration. * Rename the arguments to listmount() and do_listmount() to clarify what the arguments are used for. * Get rid of the pointless ctr variable and overflow checking. * Get rid of the pointless speculation check. Link: https://lore.kernel.org/r/CAHk-=wjh6Cypo8WC-McXgSzCaou3UXccxB+7PVeSuGR8AjCphg@mail.gmail.comSuggested-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Christian Brauner <brauner@kernel.org>
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Eric Biggers authored
kill_f2fs_super() is called even if f2fs_fill_super() fails. f2fs_fill_super() frees the struct f2fs_sb_info, so it must set sb->s_fs_info to NULL to prevent it from being freed again. Fixes: 275dca46 ("f2fs: move release of block devices to after kill_block_super()") Reported-by: <syzbot+8f477ac014ff5b32d81f@syzkaller.appspotmail.com> Closes: https://lore.kernel.org/lkml/0000000000006cb174060ec34502@google.comReviewed-by: Chao Yu <chao@kernel.org> Link: https://lore.kernel.org/linux-f2fs-devel/20240113005747.38887-1-ebiggers@kernel.orgSigned-off-by: Eric Biggers <ebiggers@google.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/linkinjeon/exfatLinus Torvalds authored
Pull exfat updates from Namjae Jeon: - Replace the internal table lookup algorithm with the hweight library and ffs of the bitops library. - Handle the two types of stream entry, valid data size (has been written) and data size separately. It improves compatibility with two differently sized files created on Windows. * tag 'exfat-for-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/linkinjeon/exfat: exfat: do not zero the extended part exfat: change to get file size from DataLength exfat: using ffs instead of internal logic exfat: using hweight instead of internal logic
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git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfsLinus Torvalds authored
Pull bcachefs locking fix from Al Viro: "Fix broken locking in bch2_ioctl_subvolume_destroy()" * tag 'pull-bcachefs-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: bch2_ioctl_subvolume_destroy(): fix locking new helper: user_path_locked_at()
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git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfsLinus Torvalds authored
Pull nfsctl update from Al Viro: "More simple_recursive_removal() conversions. nfsctl this time..." * tag 'pull-simple_recursive_removal' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: nfsctl: switch to simple_recursive_removal()
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https://github.com/neeraju/linuxLinus Torvalds authored
Pull RCU updates from Neeraj Upadhyay: - Documentation and comment updates - RCU torture, locktorture updates that include cleanups; nolibc init build support for mips, ppc and rv64; testing of mid stall duration scenario and fixing fqs task creation conditions - Misc fixes, most notably restricting usage of RCU CPU stall notifiers, to confine their usage primarily to debug kernels - RCU tasks minor fixes - lockdep annotation fix for NMI-safe accesses, callback advancing/acceleration cleanup and documentation improvements * tag 'rcu.release.v6.8' of https://github.com/neeraju/linux: rcu: Force quiescent states only for ongoing grace period doc: Clarify historical disclaimers in memory-barriers.txt doc: Mention address and data dependencies in rcu_dereference.rst doc: Clarify RCU Tasks reader/updater checklist rculist.h: docs: Fix wrong function summary Documentation: RCU: Remove repeated word in comments srcu: Use try-lock lockdep annotation for NMI-safe access. srcu: Explain why callbacks invocations can't run concurrently srcu: No need to advance/accelerate if no callback enqueued srcu: Remove superfluous callbacks advancing from srcu_gp_start() rcu: Remove unused macros from rcupdate.h rcu: Restrict access to RCU CPU stall notifiers rcu-tasks: Mark RCU Tasks accesses to current->rcu_tasks_idle_cpu rcutorture: Add fqs_holdoff check before fqs_task is created rcutorture: Add mid-sized stall to TREE07 rcutorture: add nolibc init support for mips, ppc and rv64 locktorture: Increase Hamming distance between call_rcu_chain and rcu_call_chains
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- 12 Jan, 2024 5 commits
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Suren Baghdasaryan authored
While testing UFFDIO_MOVE ioctl, syzbot triggered VM_BUG_ON_PAGE caused by a call to PageAnonExclusive() with a huge_zero_page as a parameter. UFFDIO_MOVE does not yet handle zeropages and returns EBUSY when one is encountered. Add an early huge_zero_page check in the PMD move path to avoid this situation. Link: https://lkml.kernel.org/r/20240112013935.1474648-1-surenb@google.com Fixes: adef4406 ("userfaultfd: UFFDIO_MOVE uABI") Reported-by: syzbot+705209281e36404998f6@syzkaller.appspotmail.com Signed-off-by: Suren Baghdasaryan <surenb@google.com> Acked-by: David Hildenbrand <david@redhat.com> Cc: Andrea Arcangeli <aarcange@redhat.com> Cc: Peter Xu <peterx@redhat.com> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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Qi Zheng authored
Since the shrinker-related code has been moved to a separate shrinker.c file, it's time to add a MAINTAINERS entry for it. Dave, Roman, Muchun and I have all worked on shrinker (development, review, etc) in the past period of time, and all of us are willing to continue working on shrinker in the future, so I'd like to add all of us as maintainer/reviewer. Link: https://lkml.kernel.org/r/20240111075219.34221-1-zhengqi.arch@bytedance.comSigned-off-by: Qi Zheng <zhengqi.arch@bytedance.com> Cc: Dave Chinner <david@fromorbit.com> Cc: Muchun Song <muchun.song@linux.dev> Cc: Roman Gushchin <roman.gushchin@linux.dev> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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Donet Tom authored
The kernel sefltest mm/hugepage-vmemmap fails on architectures which has different page size other than 4K. In hugepage-vmemmap page size used is 4k so the pfn calculation will go wrong on systems which has different page size .The length of MAP_HUGETLB memory must be hugepage aligned but in hugepage-vmemmap map length is 2M so this will not get aligned if the system has differnet hugepage size. Added psize() to get the page size and default_huge_page_size() to get the default hugepage size at run time, hugepage-vmemmap test pass on powerpc with 64K page size and x86 with 4K page size. Result on powerpc without patch (page size 64K) *# ./hugepage-vmemmap Returned address is 0x7effff000000 whose pfn is 0 Head page flags (100000000) is invalid check_page_flags: Invalid argument *# Result on powerpc with patch (page size 64K) *# ./hugepage-vmemmap Returned address is 0x7effff000000 whose pfn is 600 *# Result on x86 with patch (page size 4K) *# ./hugepage-vmemmap Returned address is 0x7fc7c2c00000 whose pfn is 1dac00 *# Link: https://lkml.kernel.org/r/3b3a3ae37ba21218481c482a872bbf7526031600.1704865754.git.donettom@linux.vnet.ibm.com Fixes: b147c89c ("selftests: vm: add a hugetlb test case") Signed-off-by: Donet Tom <donettom@linux.vnet.ibm.com> Reported-by: Geetika Moolchandani <geetika@linux.ibm.com> Tested-by: Geetika Moolchandani <geetika@linux.ibm.com> Acked-by: Muchun Song <muchun.song@linux.dev> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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Sumanth Korikkar authored
set_memmap_mode() stores the kernel parameter memmap mode as an integer. However, the get_memmap_mode() function utilizes param_get_bool() to fetch the value as a boolean, leading to potential endianness issue. On Big-endian architectures, the memmap_on_memory is consistently displayed as 'N' regardless of its actual status. To address this endianness problem, the solution involves obtaining the mode as an integer. This adjustment ensures the proper display of the memmap_on_memory parameter, presenting it as one of the following options: Force, Y, or N. Link: https://lkml.kernel.org/r/20240110140127.241451-1-sumanthk@linux.ibm.com Fixes: 2d1f649c ("mm/memory_hotplug: support memmap_on_memory when memmap is not aligned to pageblocks") Signed-off-by: Sumanth Korikkar <sumanthk@linux.ibm.com> Suggested-by: Gerald Schaefer <gerald.schaefer@linux.ibm.com> Acked-by: David Hildenbrand <david@redhat.com> Cc: Alexander Gordeev <agordeev@linux.ibm.com> Cc: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> Cc: Heiko Carstens <hca@linux.ibm.com> Cc: Michal Hocko <mhocko@suse.com> Cc: Oscar Salvador <osalvador@suse.de> Cc: Vasily Gorbik <gor@linux.ibm.com> Cc: <stable@vger.kernel.org> [6.6+] Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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Tanzir Hasan authored
Access to the tanzirh@google.com email will be revoked upon the end of the internship. Link: https://lkml.kernel.org/r/20240105-newemail-v3-1-3dc8ae035b54@google.comSigned-off-by: Tanzir Hasan <tanzirh@google.com> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Reviewed-by: Justin Stitt <justinstitt@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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