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git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux
Pull powerpc updates from Michael Ellerman:
- Extend KCSAN support to 32-bit and BookE. Add some KCSAN annotations
- Make ELFv2 ABI the default for 64-bit big-endian kernel builds, and
use the -mprofile-kernel option (kernel specific ftrace ABI) for big
endian ELFv2 kernels
- Add initial Dynamic Execution Control Register (DEXCR) support, and
allow the ROP protection instructions to be used on Power 10
- Various other small features and fixes
Thanks to Aditya Gupta, Aneesh Kumar K.V, Benjamin Gray, Brian King,
Christophe Leroy, Colin Ian King, Dmitry Torokhov, Gaurav Batra, Jean
Delvare, Joel Stanley, Marco Elver, Masahiro Yamada, Nageswara R Sastry,
Nathan Chancellor, Naveen N Rao, Nayna Jain, Nicholas Piggin, Paul
Gortmaker, Randy Dunlap, Rob Herring, Rohan McLure, Russell Currey,
Sachin Sant, Timothy Pearson, Tom Rix, and Uwe Kleine-König.
* tag 'powerpc-6.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (76 commits)
powerpc: remove checks for binutils older than 2.25
powerpc: Fail build if using recordmcount with binutils v2.37
powerpc/iommu: TCEs are incorrectly manipulated with DLPAR add/remove of memory
powerpc/iommu: Only build sPAPR access functions on pSeries
powerpc: powernv: Annotate data races in opal events
powerpc: Mark writes registering ipi to host cpu through kvm and polling
powerpc: Annotate accesses to ipi message flags
powerpc: powernv: Fix KCSAN datarace warnings on idle_state contention
powerpc: Mark [h]ssr_valid accesses in check_return_regs_valid
powerpc: qspinlock: Enforce qnode writes prior to publishing to queue
powerpc: qspinlock: Mark accesses to qnode lock checks
powerpc/powernv/pci: Remove last IODA1 defines
powerpc/powernv/pci: Remove MVE code
powerpc/powernv/pci: Remove ioda1 support
powerpc: 52xx: Make immr_id DT match tables static
powerpc: mpc512x: Remove open coded "ranges" parsing
powerpc: fsl_soc: Use of_range_to_resource() for "ranges" parsing
powerpc: fsl: Use of_property_read_reg() to parse "reg"
powerpc: fsl_rio: Use of_range_to_resource() for "ranges" parsing
macintosh: Use of_property_read_reg() to parse "reg"
...
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For pid namespaces, struct pid uses a dynamically sized array member,
"numbers". This was implemented using the ancient 1-element fake
flexible array, which has been deprecated for decades.
Replace it with a C99 flexible array, refactor the array size
calculations to use struct_size(), and address elements via indexes.
Note that the static initializer (which defines a single element) works
as-is, and requires no special handling.
Without this, CONFIG_UBSAN_BOUNDS (and potentially
CONFIG_FORTIFY_SOURCE) will trigger bounds checks:
https://lore.kernel.org/lkml/20230517-bushaltestelle-super-e223978c1ba6@brauner
Cc: Christian Brauner <brauner@kernel.org>
Cc: Jan Kara <jack@suse.cz>
Cc: Jeff Xu <jeffxu@google.com>
Cc: Andreas Gruenbacher <agruenba@redhat.com>
Cc: Daniel Verkamp <dverkamp@chromium.org>
Cc: "Paul E. McKenney" <paulmck@kernel.org>
Cc: Jeff Xu <jeffxu@google.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Boqun Feng <boqun.feng@gmail.com>
Cc: Luis Chamberlain <mcgrof@kernel.org>
Cc: Frederic Weisbecker <frederic@kernel.org>
Reported-by: syzbot+ac3b41786a2d0565b6d5@syzkaller.appspotmail.com
[brauner: dropped unrelated changes and remove 0 with NULL cast]
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
Pull LoongArch updates from Huacai Chen:
- preliminary ClangBuiltLinux enablement
- add support to clone a time namespace
- add vector extensions support
- add SMT (Simultaneous Multi-Threading) support
- support dbar with different hints
- introduce hardware page table walker
- add jump-label implementation
- add rethook and uprobes support
- some bug fixes and other small changes
* tag 'loongarch-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson: (28 commits)
LoongArch: Remove five DIE_* definitions in kdebug.h
LoongArch: Add uprobes support
LoongArch: Use larch_insn_gen_break() for kprobes
LoongArch: Add larch_insn_gen_break() to generate break insns
LoongArch: Check for AMO instructions in insns_not_supported()
LoongArch: Move three functions from kprobes.c to inst.c
LoongArch: Replace kretprobe with rethook
LoongArch: Add jump-label implementation
LoongArch: Select HAVE_DEBUG_KMEMLEAK to support kmemleak
LoongArch: Export some arch-specific pm interfaces
LoongArch: Introduce hardware page table walker
LoongArch: Support dbar with different hints
LoongArch: Add SMT (Simultaneous Multi-Threading) support
LoongArch: Add vector extensions support
LoongArch: Add support to clone a time namespace
Makefile: Add loongarch target flag for Clang compilation
LoongArch: Mark Clang LTO as working
LoongArch: Include KBUILD_CPPFLAGS in CHECKFLAGS invocation
LoongArch: vDSO: Use CLANG_FLAGS instead of filtering out '--target='
LoongArch: Tweak CFLAGS for Clang compatibility
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As already mentioned in my merge message for the 'expand-stack' branch,
we have something like 24 different versions of the page fault path for
all our different architectures, all just _slightly_ different due to
various historical reasons (usually related to exactly when they
branched off the original i386 version, and the details of the other
architectures they had in their history).
And a few of them had some silly mistake in the conversion.
Most of the architectures call the faulting address 'address' in the
fault path. But not all. Some just call it 'addr'. And if you end up
doing a bit too much copy-and-paste, you end up with the wrong version
in the places that do it differently.
In this case it was csky.
Fixes: a050ba1e7422 ("mm/fault: convert remaining simple cases to lock_mm_and_find_vma()")
Reported-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblock
Pull memblock updates from Mike Rapoport:
- add test for memblock_alloc_node()
- minor coding style fixes
- add flags and nid info in memblock debugfs
* tag 'memblock-v6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblock:
memblock: Update nid info in memblock debugfs
memblock: Add flags and nid info in memblock debugfs
Fix some coding style errors in memblock.c
Add tests for memblock_alloc_node()
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In commit 8d7071af8907 ("mm: always expand the stack with the mmap write
lock held") I tried to deal with the remaining odd page fault handling
cases. The oddest one is ia64, which has stacks that grow both up and
down. And because ia64 was _so_ odd, I asked people to verify the end
result.
But a close second oddity is parisc, which is the only one that has a
main stack growing up (our "CONFIG_STACK_GROWSUP" config option). But
it looked obvious enough that I didn't worry about it.
I should have worried a bit more. Not because it was particularly
complex, but because I just used the wrong variable name.
The previous vma isn't called "prev", it's called "prev_vma". Blush.
Fixes: 8d7071af8907 ("mm: always expand the stack with the mmap write lock held")
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.infradead.org/users/hch/dma-mapping
Pull dma-mapping updates from Christoph Hellwig:
- swiotlb cleanups (Petr Tesarik)
- use kvmalloc_array (gaoxu)
- a small step towards removing is_swiotlb_active (Christoph Hellwig)
- fix a Kconfig typo Sui Jingfeng)
* tag 'dma-mapping-6.5-2023-06-28' of git://git.infradead.org/users/hch/dma-mapping:
drm/nouveau: stop using is_swiotlb_active
swiotlb: use the atomic counter of total used slabs if available
swiotlb: remove unused field "used" from struct io_tlb_mem
dma-remap: use kvmalloc_array/kvfree for larger dma memory remap
dma-mapping: fix a Kconfig typo
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Pull rdma updates from Jason Gunthorpe:
"This cycle saw a focus on rxe and bnxt_re drivers:
- Code cleanups for irdma, rxe, rtrs, hns, vmw_pvrdma
- rxe uses workqueues instead of tasklets
- rxe has better compliance around access checks for MRs and rereg_mr
- mana supportst he 'v2' FW interface for RX coalescing
- hfi1 bug fix for stale cache entries in its MR cache
- mlx5 buf fix to handle FW failures when destroying QPs
- erdma HW has a new doorbell allocation mechanism for uverbs that is
secure
- Lots of small cleanups and rework in bnxt_re:
- Use the common mmap functions
- Support disassociation
- Improve FW command flow
- support for 'low latency push'"
* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (71 commits)
RDMA/bnxt_re: Fix an IS_ERR() vs NULL check
RDMA/bnxt_re: Fix spelling mistake "priviledged" -> "privileged"
RDMA/bnxt_re: Remove duplicated include in bnxt_re/main.c
RDMA/bnxt_re: Refactor code around bnxt_qplib_map_rc()
RDMA/bnxt_re: Remove incorrect return check from slow path
RDMA/bnxt_re: Enable low latency push
RDMA/bnxt_re: Reorg the bar mapping
RDMA/bnxt_re: Move the interface version to chip context structure
RDMA/bnxt_re: Query function capabilities from firmware
RDMA/bnxt_re: Optimize the bnxt_re_init_hwrm_hdr usage
RDMA/bnxt_re: Add disassociate ucontext support
RDMA/bnxt_re: Use the common mmap helper functions
RDMA/bnxt_re: Initialize opcode while sending message
RDMA/cma: Remove NULL check before dev_{put, hold}
RDMA/rxe: Simplify cq->notify code
RDMA/rxe: Fixes mr access supported list
RDMA/bnxt_re: optimize the parameters passed to helper functions
RDMA/bnxt_re: remove redundant cmdq_bitmap
RDMA/bnxt_re: use firmware provided max request timeout
RDMA/bnxt_re: cancel all control path command waiters upon error
...
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git://git.kernel.org/pub/scm/linux/kernel/git/jgg/iommufd
Pull iommufd updates from Jason Gunthorpe:
"Just two syzkaller fixes, both for the same basic issue: using the
area pointer during an access forced unmap while the locks protecting
it were let go"
* tag 'for-linus-iommufd' of git://git.kernel.org/pub/scm/linux/kernel/git/jgg/iommufd:
iommufd: Call iopt_area_contig_done() under the lock
iommufd: Do not access the area pointer after unlocking
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git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
Pull iommu updates from Joerg Roedel:
"Core changes:
- iova_magazine_alloc() optimization
- Make flush-queue an IOMMU driver capability
- Consolidate the error handling around device attachment
AMD IOMMU changes:
- AVIC Interrupt Remapping Improvements
- Some minor fixes and cleanups
Intel VT-d changes from Lu Baolu:
- Small and misc cleanups
ARM-SMMU changes from Will Deacon:
- Device-tree binding updates:
- Add missing clocks for SC8280XP and SA8775 Adreno SMMUs
- Add two new Qualcomm SMMUs in SDX75 and SM6375
- Workarounds for Arm MMU-700 errata:
- 1076982: Avoid use of SEV-based cmdq wakeup
- 2812531: Terminate command batches with a CMD_SYNC
- Enforce single-stage translation to avoid nesting-related errata
- Set the correct level hint for range TLB invalidation on teardown
.. and some other minor fixes and cleanups (including Freescale PAMU
and virtio-iommu changes)"
* tag 'iommu-updates-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (50 commits)
iommu/vt-d: Remove commented-out code
iommu/vt-d: Remove two WARN_ON in domain_context_mapping_one()
iommu/vt-d: Handle the failure case of dmar_reenable_qi()
iommu/vt-d: Remove unnecessary (void*) conversions
iommu/amd: Remove extern from function prototypes
iommu/amd: Use BIT/BIT_ULL macro to define bit fields
iommu/amd: Fix DTE_IRQ_PHYS_ADDR_MASK macro
iommu/amd: Fix compile error for unused function
iommu/amd: Improving Interrupt Remapping Table Invalidation
iommu/amd: Do not Invalidate IRT when IRTE caching is disabled
iommu/amd: Introduce Disable IRTE Caching Support
iommu/amd: Remove the unused struct amd_ir_data.ref
iommu/amd: Switch amd_iommu_update_ga() to use modify_irte_ga()
iommu/arm-smmu-v3: Set TTL invalidation hint better
iommu/arm-smmu-v3: Document nesting-related errata
iommu/arm-smmu-v3: Add explicit feature for nesting
iommu/arm-smmu-v3: Document MMU-700 erratum 2812531
iommu/arm-smmu-v3: Work around MMU-600 erratum 1076982
dt-bindings: arm-smmu: Add SDX75 SMMU compatible
dt-bindings: arm-smmu: Add SM6375 GPU SMMU
...
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The sparc32 conversion to lock_mm_and_find_vma() in commit a050ba1e7422
("mm/fault: convert remaining simple cases to lock_mm_and_find_vma()")
missed the fact that we didn't actually have a 'regs' pointer available
in the 'force_user_fault()' case.
It's there in the regular page fault path ("do_sparc_fault()"), but not
the window underflow/overflow paths.
Which is all fine - we can just pass in a NULL pointer. The register
state is only used to avoid deadlock with kernel faults, which is not
the case for any of these register window faults.
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Fixes: a050ba1e7422 ("mm/fault: convert remaining simple cases to lock_mm_and_find_vma()")
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux
Pull sysctl fix from Luis Chamberlain:
"A missed minor fix which Matthieu Baerts noted I had not picked up"
* tag 'sysctl-6.5-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux:
sysctl: fix unused proc_cap_handler() function warning
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Pull mm fix from David Woodhouse:
"Fix error return from do_vmi_align_munmap()"
* tag 'unmap-fix-20230629' of git://git.infradead.org/users/dwmw2/linux:
mm/mmap: Fix error return in do_vmi_align_munmap()
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git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace
Pull tracing fix from Steven Rostedt:
"Fix user event write on buffer disabled.
The user events write currently returns the size of what was supposed
to be written when tracing is disabled and nothing was written.
Instead, behave like trace_marker and return -EBADF, as that is what
is returned if a file is opened for read only, and a write is
performed on it. Writing to the buffer that is disabled is like trying
to write to a file opened for read only, as the buffer still can be
read, but just not written to.
This also includes test cases for this use case"
* tag 'trace-v6.4-rc7-v3' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace:
selftests/user_events: Add test cases when event is disabled
selftests/user_events: Enable the event before write_fault test in ftrace self-test
tracing/user_events: Fix incorrect return value for writing operation when events are disabled
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull ACPI fix from Rafael Wysocki:
"Fix suspend-to-idle breakage on multiple systems introduced by one of
the recent commits that may cause the affected systems to overheat
while suspended"
* tag 'acpi-6.5-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
ACPI: EC: Fix acpi_ec_dispatch_gpe()
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The objtool merge in commit 6f612579be9d ("Merge tag 'objtool-core ...")
generated a semantic conflict that was not resolved.
The btrfs_assertfail() entry was removed from the noreturn list in
commit b831306b3b7d ("btrfs: print assertion failure report and stack
trace from the same line") because btrfs_assertfail() was changed from a
noreturn function into a macro.
The noreturn list was then moved from check.c to noreturns.h in commit
6245ce4ab670 ("objtool: Move noreturn function list to separate file"),
and should be removed from that post-merge as well.
Do it explicitly.
Cc: David Sterba <dsterba@suse.com>
Cc: Josh Poimboeuf <jpoimboe@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab
Pull slab updates from Vlastimil Babka:
- SLAB deprecation:
Following the discussion at LSF/MM 2023 [1] and no objections, the
SLAB allocator is deprecated by renaming the config option (to make
its users notice) to CONFIG_SLAB_DEPRECATED with updated help text.
SLUB should be used instead. Existing defconfigs with CONFIG_SLAB are
also updated.
- SLAB_NO_MERGE kmem_cache flag (Jesper Dangaard Brouer):
There are (very limited) cases where kmem_cache merging is
undesirable, and existing ways to prevent it are hacky. Introduce a
new flag to do that cleanly and convert the existing hacky users.
Btrfs plans to use this for debug kernel builds (that use case is
always fine), networking for performance reasons (that should be very
rare).
- Replace the usage of weak PRNGs (David Keisar Schmidt):
In addition to using stronger RNGs for the security related features,
the code is a bit cleaner.
- Misc code cleanups (SeongJae Parki, Xiongwei Song, Zhen Lei, and
zhaoxinchao)
Link: https://lwn.net/Articles/932201/ [1]
* tag 'slab-for-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab:
mm/slab_common: use SLAB_NO_MERGE instead of negative refcount
mm/slab: break up RCU readers on SLAB_TYPESAFE_BY_RCU example code
mm/slab: add a missing semicolon on SLAB_TYPESAFE_BY_RCU example code
mm/slab_common: reduce an if statement in create_cache()
mm/slab: introduce kmem_cache flag SLAB_NO_MERGE
mm/slab: rename CONFIG_SLAB to CONFIG_SLAB_DEPRECATED
mm/slab: remove HAVE_HARDENED_USERCOPY_ALLOCATOR
mm/slab_common: Replace invocation of weak PRNG
mm/slab: Replace invocation of weak PRNG
slub: Don't read nr_slabs and total_objects directly
slub: Remove slabs_node() function
slub: Remove CONFIG_SMP defined check
slub: Put objects_show() into CONFIG_SLUB_DEBUG enabled block
slub: Correct the error code when slab_kset is NULL
mm/slab: correct return values in comment for _kmem_cache_create()
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Pull ARM SoC updates from Arnd Bergmann:
"These are mostly minor cleanups and bugfixes that address harmless
problems.
The largest branch is a conversion of the omap platform to use GPIO
descriptors throughout the tree, for any devices that are not fully
converted to devicetree.
The Samsung Exynos platform gains back support for the Exynos4212 chip
that was previously unused and removed but is now used for the Samsung
Galaxy Tab3"
* tag 'soc-arm-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (24 commits)
ARM: omap2: Fix copy/paste bug
MAINTAINERS: Replace my email address
Input: ads7846 - fix pointer cast warning
Input: ads7846 - Fix usage of match data
ARM: omap2: Fix checkpatch issues
arm: omap1: replace printk() with pr_err macro
ARM: omap: Fix checkpatch issues
ARM: s3c: Switch i2c drivers back to use .probe()
ARM: versatile: mark mmc_status() static
ARM: spear: include "pl080.h" for pl080_get_signal() prototype
ARM: sa1100: address missing prototype warnings
ARM: pxa: fix missing-prototypes warnings
ARM: orion5x: fix d2net gpio initialization
ARM: omap2: fix missing tick_broadcast() prototype
ARM: omap1: add missing include
ARM: lpc32xx: add missing include
ARM: imx: add missing include
ARM: highbank: add missing include
ARM: ep93xx: fix missing-prototype warnings
ARM: davinci: fix davinci_cpufreq_init() declaration
...
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git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
Pull ARM SoC defconfig updates from Arnd Bergmann:
"The arm64 defconfig file gets the usual updates to enable addition
device drivers as well as the sparx5 and realtek SoC platforms.
For arm32, there are only a couple of cleanup patches for imx, renesas
and rockchips"
* tag 'soc-defconfig-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (23 commits)
arm64: defconfig: Enable Rockchip I2S TDM and ES8316 drivers
arm64: defconfig: update RK8XX MFD config
ARM: multi_v7_defconfig: update MFD_RK808 name
arm64: defconfig: Enable UBIFS
arm64: defconfig: enable drivers for Verdin AM62
arm64: defconfig: Build SM6115 display and GPU clock controller drivers
arm64: defconfig: Build display clock controller driver for QCM2290
arm64: defconfig: Build interconnect driver for QCM2290
arm64: defconfig: Build Global Clock Controller driver for QCM2290
arm64: defconfig: Build MSM power manager driver
arm64: defconfig: Enable sc828x0xp lpasscc clock controller
arm64: defconfig: Enable the TI SN65DSI83 driver
arm64: defconfig: Enable Renesas MTU3a counter config
arm64: defconfig: enable Mediatek PMIC key
arm64: defconfig: enable MT6357 regulator
ARM: imx_v6_v7_defconfig: Remove KERNEL_LZO config
arm64: defconfig: Enable ipq6018 apss clock and PLL controller
arm64: defconfig: Enable ARCH_SPARX5 and ARCH_REALTEK
arm64: defconfig: enable FSA4480 driver as module
ARM: shmobile: defconfig: Refresh for v6.4-rc1
...
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git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
Pull ARM SoC driver updates from Arnd Bergmann:
"Nothing surprising in the SoC specific drivers, with the usual
updates:
- Added or improved SoC driver support for Tegra234, Exynos4121,
RK3588, as well as multiple Mediatek and Qualcomm chips
- SCMI firmware gains support for multiple SMC/HVC transport and
version 3.2 of the protocol
- Cleanups amd minor changes for the reset controller, memory
controller, firmware and sram drivers
- Minor changes to amd/xilinx, samsung, tegra, nxp, ti, qualcomm,
amlogic and renesas SoC specific drivers"
* tag 'soc-drivers-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (118 commits)
dt-bindings: interrupt-controller: Convert Amlogic Meson GPIO interrupt controller binding
MAINTAINERS: add PHY-related files to Amlogic SoC file list
drivers: meson: secure-pwrc: always enable DMA domain
tee: optee: Use kmemdup() to replace kmalloc + memcpy
soc: qcom: geni-se: Do not bother about enable/disable of interrupts in secondary sequencer
dt-bindings: sram: qcom,imem: document qdu1000
soc: qcom: icc-bwmon: Fix MSM8998 count unit
dt-bindings: soc: qcom,rpmh-rsc: Require power-domains
soc: qcom: socinfo: Add Soc ID for IPQ5300
dt-bindings: arm: qcom,ids: add SoC ID for IPQ5300
soc: qcom: Fix a IS_ERR() vs NULL bug in probe
soc: qcom: socinfo: Add support for new fields in revision 19
soc: qcom: socinfo: Add support for new fields in revision 18
dt-bindings: firmware: scm: Add compatible for SDX75
soc: qcom: mdt_loader: Fix split image detection
dt-bindings: memory-controllers: drop unneeded quotes
soc: rockchip: dtpm: use C99 array init syntax
firmware: tegra: bpmp: Add support for DRAM MRQ GSCs
soc/tegra: pmc: Use devm_clk_notifier_register()
soc/tegra: pmc: Simplify debugfs initialization
...
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Since usermodehelper_table() is marked static now, we get a
warning about it being unused when SYSCTL is disabled:
kernel/umh.c:497:12: error: 'proc_cap_handler' defined but not used [-Werror=unused-function]
Just move it inside of the same #ifdef.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Tested-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Fixes: 861dc0b46432 ("sysctl: move umh sysctl registration to its own file")
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Tested-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
[mcgrof: adjust new commit ID for Fixes tag]
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
Pull new ARM SoC support from Arnd Bergmann:
"There are two new SoC families this time, and both appear fairly
similar: The Nuvoton MA35D1 and the STMicroelectronics STM32MP2 are
both dual-core Cortex-A35 based chips for the low-power industrial
embedded market, and they mark the first 64-bit product in a widely
used family of 32-bit Arm MCUs and SoCs.
The way into the kernel is completely different here: The team at ST
has a long history of working upstream with their STM32MP1 and other
SoCs, and they produced a complete port to arm64 together with the
initial announcement. Nuvoton also has multiple SoC product lines with
current or previous upstream support, but those are maintained by
third parties and are unrelated. The patch series from Nuvoton's Jacky
Huang had to go through many revisisions to get to this point and is
still missing a few drivers including the serial port for the moment.
The branch contains the devicetree files as well as all the code
changes, in order to have something that can be tested standalone"
* tag 'soc-newsoc-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (25 commits)
clk: nuvoton: Use clk_parent_data instead of string for parent clock
clk: nuvoton: Update all constant hex values to lowercase
clk: nuvoton: Add clk-ma35d1.h for driver extern functions
remoteproc: stm32: use correct format strings on 64-bit
MAINTAINERS: add entry for ARM/STM32 ARCHITECTURE
arm64: defconfig: enable ARCH_STM32 and STM32 serial driver
arm64: dts: st: add stm32mp257f-ev1 board support
dt-bindings: stm32: document stm32mp257f-ev1 board
arm64: dts: st: introduce stm32mp25 pinctrl files
arm64: dts: st: introduce stm32mp25 SoCs family
arm64: introduce STM32 family on Armv8 architecture
dt-bindings: stm32: add st,stm32mp25-syscfg compatible for syscon
pinctrl: stm32: add stm32mp257 pinctrl support
dt-bindings: pinctrl: stm32: support for stm32mp257 and additional packages
Documentation/process: add soc maintainer handbook
reset: RESET_NUVOTON_MA35D1 should depend on ARCH_MA35
reset: Add Nuvoton ma35d1 reset driver support
clk: nuvoton: Add clock driver for ma35d1 clock controller
arm64: dts: nuvoton: Add initial ma35d1 device tree
dt-bindings: serial: Document ma35d1 uart controller
...
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Pull ARM SoC devicetree updates from Arnd Bergmann:
"The biggest change this time is for the 32-bit devicetree files, which
are all moved to a new location, using separate subdirectories for
each SoC vendor, following the same scheme that is used on arm64, mips
and riscv. This has been discussed for many years, but so far we never
did this as there was a plan to move the files out of the kernel
entirely, which has never happened.
The impact of this will be that all external patches no longer apply,
and anything depending on the location of the dtb files in the build
directory will have to change. The installed files after 'make
dtbs_install' keep the current location.
There are six added SoCs here that are largely variants of previously
added chips. Two other chips are added in a separate branch along with
their device drivers.
- The Samsung Exynos 4212 makes its return after the Samsung Galaxy
Express phone is addded at last. The SoC support was originally
added in 2012 but removed again in 2017 as it was unused at the
time.
- Amlogic C3 is a Cortex-A35 based smart IP camera chip
- Qualcomm MSM8939 (Snapdragon 615) is a more featureful variant of
the still common MSM8916 (Snapdragon 410) phone chip that has been
supported for a long time.
- Qualcomm SC8180x (Snapdragon 8cx) is one of their earlier high-end
laptop chips, used in the Lenovo Flex 5G, which is added along with
the reference board.
- Qualcomm SDX75 is the latest generation modem chip that is used as
a peripherial in phones but can also run a standalone Linux. Unlike
the prior 32-bit SDX65 and SDX55, this now has a 64-bit Cortex-A55.
- Alibaba T-Head TH1520 is a quad-core RISC-V chip based on the
Xuantie C910 core, a step up from all previously added rv64 chips.
All of the above come with reference board implementations, those
included there are 39 new board files, but only five more 32-bit this
time, probably a new low:
- Marantec Maveo board based on dhcor imx6ull module
- Endian 4i Edge 200, based on the armv5 Marvell Kirkwood chip
- Epson Moverio BT-200 AR glasses based on TI OMAP4
- PHYTEC STM32MP1-3 Dev board based on STM32MP15 PHYTEC SOM
- ICnova ADB4006 board based on Allwinner A20
On the 64-bit side, there are also fewer addded machines than we had
in the recent releases:
- Three boards based on NXP i.MX8: Emtop SoM & Baseboard, NXP i.MX8MM
EVKB board and i.MX8MP based Gateworks Venice gw7905-2x device.
- NVIDIA IGX Orin and Jetson Orin Nano boards, both based on tegra234
- Qualcomm gains support for 6 reference boards on various members of
their IPQ networking SoC series, as well as the Sony Xperia M4 Aqua
phone, the Acer Aspire 1 laptop, and the Fxtec Pro1X board on top
of the various reference platforms for their new chips.
- Rockchips support for several newer boards: Indiedroid Nova
(rk3588), Edgeble Neural Compute Module 6B (rk3588), FriendlyARM
NanoPi R2C Plus (rk3328), Anbernic RG353PS (rk3566), Lunzn
Fastrhino R66S/R68S (rk3568)
- TI K3/AM625 based PHYTEC phyBOARD-Lyra-AM625 board and Toradex
Verdin family with AM62 COM, carrier and dev boards
Other changes to existing boards contain the usual minor improvements
along with
- continued updates to clean up dts files based on dtc warnings and
binding checks, in particular cache properties and node names
- support for devicetree overlays on at91, bcm283x
- significant additions to existing SoC support on mediatek,
qualcomm, ti k3 family, starfive jh71xx, NXP i.MX6 and i.MX8, ST
STM32MP1
As usual, a lot more detail is available in the individual merge
commits"
* tag 'soc-dt-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (926 commits)
ARM: mvebu: fix unit address on armada-390-db flash
ARM: dts: Move .dts files to vendor sub-directories
kbuild: Support flat DTBs install
ARM: dts: Add .dts files missing from the build
ARM: dts: allwinner: Use quoted #include
ARM: dts: lan966x: kontron-d10: add PHY interrupts
ARM: dts: lan966x: kontron-d10: fix SPI CS
ARM: dts: lan966x: kontron-d10: fix board reset
ARM: dts: at91: Enable device-tree overlay support for AT91 boards
arm: dts: Enable device-tree overlay support for AT91 boards
arm64: dts: exynos: Remove clock from Exynos850 pmu_system_controller
ARM: dts: at91: use generic name for shutdown controller
ARM: dts: BCM5301X: Add cells sizes to PCIe nodes
dt-bindings: firmware: brcm,kona-smc: convert to YAML
riscv: dts: sort makefile entries by directory
riscv: defconfig: enable T-HEAD SoC
MAINTAINERS: add entry for T-HEAD RISC-V SoC
riscv: dts: thead: add sipeed Lichee Pi 4A board device tree
riscv: dts: add initial T-HEAD TH1520 SoC device tree
riscv: Add the T-HEAD SoC family Kconfig option
...
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Pull MIPS updates from Thomas Bogendoerfer:
- add support for TP-Link HC220 G5 v1
- add support for Wifi/Bluetooth on CI20
- rework Ralink clock and reset handling
- cleanups and fixes
* tag 'mips_6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux: (58 commits)
MIPS: Loongson64: DTS: Add RTC support to Loongson-2K1000
MIPS: Loongson64: DTS: Add RTC support to LS7A PCH
MIPS: OCTEON: octeon-usb: cleanup divider calculation
MIPS: OCTEON: octeon-usb: introduce dwc3_octeon_{read,write}q
MIPS: OCTEON: octeon-usb: move gpio config to separate function
MIPS: OCTEON: octeon-usb: use bitfields for shim register
MIPS: OCTEON: octeon-usb: use bitfields for host config register
MIPS: OCTEON: octeon-usb: use bitfields for control register
MIPS: OCTEON: octeon-usb: add all register offsets
mips: ralink: match all supported system controller compatible strings
MIPS: dec: prom: Address -Warray-bounds warning
MIPS: DTS: CI20: Raise VDDCORE voltage to 1.125 volts
clk: ralink: mtmips: Fix uninitialized use of ret in mtmips_register_{fixed,factor}_clocks()
mips: ralink: introduce commonly used remap node function
mips: pci-mt7620: use dev_info() to log PCIe device detection result
mips: pci-mt7620: do not print NFTS register value as error log
MAINTAINERS: add Mediatek MTMIPS Clock maintainer
mips: ralink: get cpu rate from new driver code
mips: ralink: remove reset related code
mips: ralink: mt7620: remove clock related code
...
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git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux
Pull devicetree updates from Rob Herring:
"Bindings:
- Add some missing type definitions to properties
- Drop unneeded quotes and use absolute paths in bindings
- Remove redundant "binding" or "schema" in binding titles
- Add bindings for Ralink SoCs interrupt controller, QCA2066
Bluetooth, infineon,irps5401, new NXP i.MX GPT variants, shineworld
lh133k MIPI SPI panel, Socionext Synquacer platforms, RK3588 PCIe,
ST M95640 EEPROM, and FSL DCP crypto variants, and Arm Cortex-R52
DT core:
- Improve the reserved-memory range allocation to maximize contiguous
space
- Use device_set_node() helper in place of open coding"
* tag 'devicetree-for-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (40 commits)
dt-bindings: interrupt-controller: add Ralink SoCs interrupt controller
dt-bindings: PCI: dwc: rockchip: Update for RK3588
dt-bindings: auxdisplay: holtek: Add missing type for "linux,no-autorepeat"
dt-bindings: input: mediatek,pmic-keys: Fix typo in "linux,keycodes" property name
dt-bindings: pwm: drop unneeded quotes
dt-bindings: crypto: drop unneeded quotes
dt-bindings: arm: socionext: add Synquacer platforms
dt-bindings: connector: usb: allow a single HS port
dt-bindings: bus: ti-sysc: fix typo
of: reserved_mem: Use stable allocation order
of: reserved_mem: Try to keep range allocations contiguous
dt-bindings: arm: drop unneeded quotes and use absolute /schemas path
dt-bindings: firmware: arm,scmi: drop unneeded quotes and use absolute /schemas path
dt-bindings: dvfs: drop unneeded quotes
dt-bindings: gpu: drop unneeded quotes
dt-bindings: i3c: silvaco,i3c-master: drop unneeded quotes
dt-bindings: rockchip: grf: drop unneeded quotes
dt-bindings: spmi: mtk,spmi-mtk-pmif: drop unneeded quotes
dt-bindings: Remove last usage of "binding" or "schema" in titles
dt-bindings: display: panel: mipi-dbi-spi: add spi-3wire property
...
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git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs
Pull misc filesystem updates from Jan Kara:
- Rewrite kmap_local() handling in ext2
- Convert ext2 direct IO path to iomap (with some infrastructure tweaks
associated with that)
- Convert two boilerplate licenses in udf to SPDX identifiers
- Other small udf, ext2, and quota fixes and cleanups
* tag 'fs_for_v6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs:
udf: Fix uninitialized array access for some pathnames
ext2: Drop fragment support
quota: fix warning in dqgrab()
quota: Properly disable quotas when add_dquot_ref() fails
fs: udf: udftime: Replace LGPL boilerplate with SPDX identifier
fs: udf: Replace GPL 2.0 boilerplate license notice with SPDX identifier
fs: Drop wait_unfrozen wait queue
ext2_find_entry()/ext2_dotdot(): callers don't need page_addr anymore
ext2_{set_link,delete_entry}(): don't bother with page_addr
ext2_put_page(): accept any pointer within the page
ext2_get_page(): saner type
ext2: use offset_in_page() instead of open-coding it as subtraction
ext2_rename(): set_link and delete_entry may fail
ext2: Add direct-io trace points
ext2: Move direct-io to use iomap
ext2: Use generic_buffers_fsync() implementation
ext4: Use generic_buffers_fsync_noflush() implementation
fs/buffer.c: Add generic_buffers_fsync*() implementation
ext2/dax: Fix ext2_setsize when len is page aligned
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git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs
Pull fsnotify updates from Jan Kara:
- Support for fanotify events returning file handles for filesystems
not exportable via NFS
- Improved error handling exportfs functions
- Add missing FS_OPEN events when unusual open helpers are used
* tag 'fsnotify_for_v6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs:
fsnotify: move fsnotify_open() hook into do_dentry_open()
exportfs: check for error return value from exportfs_encode_*()
fanotify: support reporting non-decodeable file handles
exportfs: allow exporting non-decodeable file handles to userspace
exportfs: add explicit flag to request non-decodeable file handles
exportfs: change connectable argument to bit flags
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git://git.kernel.org/pub/scm/linux/kernel/git/teigland/linux-dlm
Pull dlm updates from David Teigland:
"The dlm posix lock handling (for gfs2) has three notable changes:
- Local pids returned from GETLK are no longer negated. A previous
patch negating remote pids mistakenly changed local pids also.
- SETLKW operations can now be interrupted only when the process is
killed, and not from other signals. General interruption was
resulting in previously acquired locks being cleared, not just the
in-progress lock. Handling this correctly will require extending a
cancel capability to user space (a future feature.)
- If multiple threads are requesting posix locks (with SETLKW), fix
incorrect matching of results to the requests.
The dlm networking has several minor cleanups, and one notable change:
- Avoid delaying ack messages for too long (used for message
reliability), resulting in a backlog of un-acked messages. These
could previously be delayed as a result of either too many or too
few other messages being sent. Now an upper and lower threshold is
used to determine when an ack should be sent"
* tag 'dlm-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/linux-dlm:
fs: dlm: remove filter local comms on close
fs: dlm: add send ack threshold and append acks to msgs
fs: dlm: handle sequence numbers as atomic
fs: dlm: handle lkb wait count as atomic_t
fs: dlm: filter ourself midcomms calls
fs: dlm: warn about messages from left nodes
fs: dlm: move dlm_purge_lkb_callbacks to user module
fs: dlm: cleanup STOP_IO bitflag set when stop io
fs: dlm: don't check othercon twice
fs: dlm: unregister memory at the very last
fs: dlm: fix missing pending to false
fs: dlm: clear pending bit when queue was empty
fs: dlm: revert check required context while close
fs: dlm: fix mismatch of plock results from userspace
fs: dlm: make F_SETLK use unkillable wait_event
fs: dlm: interrupt posix locks only when process is killed
fs: dlm: fix cleanup pending ops when interrupted
fs: dlm: return positive pid value for F_GETLK
dlm: Replace all non-returning strlcpy with strscpy
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Pull xfs updates from Darrick Wong:
"There's not much going on this cycle -- the large extent counts
feature graduated, so now users can create more extremely fragmented
files! :P
The rest are bug fixes; and I'll be sending more next week.
- Fix a problem where shrink would blow out the space reserve by
declining to shrink the filesystem
- Drop the EXPERIMENTAL tag for the large extent counts feature
- Set FMODE_CAN_ODIRECT and get rid of an address space op
- Fix an AG count overflow bug in growfs if the new device size is
redonkulously large"
* tag 'xfs-6.5-merge-2' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux:
xfs: fix ag count overflow during growfs
xfs: set FMODE_CAN_ODIRECT instead of a dummy direct_IO method
xfs: drop EXPERIMENTAL tag for large extent counts
xfs: don't deplete the reserve pool when trying to shrink the fs
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git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
Pull ext4 updates from Ted Ts'o:
"Various cleanups and bug fixes in ext4's extent status tree,
journalling, and block allocator subsystems.
Also improve performance for parallel DIO overwrites"
* tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (55 commits)
ext4: avoid updating the superblock on a r/o mount if not needed
jbd2: skip reading super block if it has been verified
ext4: fix to check return value of freeze_bdev() in ext4_shutdown()
ext4: refactoring to use the unified helper ext4_quotas_off()
ext4: turn quotas off if mount failed after enabling quotas
ext4: update doc about journal superblock description
ext4: add journal cycled recording support
jbd2: continue to record log between each mount
jbd2: remove j_format_version
jbd2: factor out journal initialization from journal_get_superblock()
jbd2: switch to check format version in superblock directly
jbd2: remove unused feature macros
ext4: ext4_put_super: Remove redundant checking for 'sbi->s_journal_bdev'
ext4: Fix reusing stale buffer heads from last failed mounting
ext4: allow concurrent unaligned dio overwrites
ext4: clean up mballoc criteria comments
ext4: make ext4_zeroout_es() return void
ext4: make ext4_es_insert_extent() return void
ext4: make ext4_es_insert_delayed_block() return void
ext4: make ext4_es_remove_extent() return void
...
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Pull jfs updates from David Kleikamp:
"Minor bug fixes and cleanups"
* tag 'jfs-6.5' of github.com:kleikamp/linux-shaggy:
FS: JFS: Check for read-only mounted filesystem in txBegin
FS: JFS: Fix null-ptr-deref Read in txBegin
fs: jfs: Fix UBSAN: array-index-out-of-bounds in dbAllocDmapLev
fs: jfs: (trivial) Fix typo in dbInitTree function
jfs: jfs_dmap: Validate db_l2nbperpage while mounting
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git://git.kernel.org/pub/scm/linux/kernel/git/overlayfs/vfs
Pull overlayfs update from Amir Goldstein:
- fix two NULL pointer deref bugs (Zhihao Cheng)
- add support for "data-only" lower layers destined to be used by
composefs
- port overlayfs to the new mount api (Christian Brauner)
* tag 'ovl-update-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/overlayfs/vfs: (26 commits)
ovl: add Amir as co-maintainer
ovl: reserve ability to reconfigure mount options with new mount api
ovl: modify layer parameter parsing
ovl: port to new mount api
ovl: factor out ovl_parse_options() helper
ovl: store enum redirect_mode in config instead of a string
ovl: pass ovl_fs to xino helpers
ovl: clarify ovl_get_root() semantics
ovl: negate the ofs->share_whiteout boolean
ovl: check type and offset of struct vfsmount in ovl_entry
ovl: implement lazy lookup of lowerdata in data-only layers
ovl: prepare for lazy lookup of lowerdata inode
ovl: prepare to store lowerdata redirect for lazy lowerdata lookup
ovl: implement lookup in data-only layers
ovl: introduce data-only lower layers
ovl: remove unneeded goto instructions
ovl: deduplicate lowerdata and lowerstack[]
ovl: deduplicate lowerpath and lowerstack[]
ovl: move ovl_entry into ovl_inode
ovl: factor out ovl_free_entry() and ovl_stack_*() helpers
...
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In commit a425ac5365f6 ("gup: add warning if some caller would seem to
want stack expansion") I added a temporary warning to catch any strange
GUP users that would be impacted by the fact that GUP no longer extends
the stack.
But it turns out that the warning is most easily triggered through
__access_remote_vm(), that already knows to expand the stack - it just
does it *after* calling GUP. So the warning is easy to trigger by just
running gdb (or similar) and accessing things remotely under the stack.
This just adds a temporary extra "expand stack early" to avoid the
warning for the already converted case - not because the warning is bad,
but because getting the warning for this known good case would then hide
any subsequent warnings for any actually interesting cases.
Let's try to remember to revert this change when we remove the warnings.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Pull drm updates from Dave Airlie:
"There is one set of patches to misc for a i915 gsc/mei proxy driver.
Otherwise it's mostly amdgpu/i915/msm, lots of hw enablement and lots
of refactoring.
core:
- replace strlcpy with strscpy
- EDID changes to support further conversion to struct drm_edid
- Move i915 DSC parameter code to common DRM helpers
- Add Colorspace functionality
aperture:
- ignore framebuffers with non-primary devices
fbdev:
- use fbdev i/o helpers
- add Kconfig options for fb_ops helpers
- use new fb io helpers directly in drivers
sysfs:
- export DRM connector ID
scheduler:
- Avoid an infinite loop
ttm:
- store function table in .rodata
- Add query for TTM mem limit
- Add NUMA awareness to pools
- Export ttm_pool_fini()
bridge:
- fsl-ldb: support i.MX6SX
- lt9211, lt9611: remove blanking packets
- tc358768: implement input bus formats, devm cleanups
- ti-snd65dsi86: implement wait_hpd_asserted
- analogix: fix endless probe loop
- samsung-dsim: support swapped clock, fix enabling, support var
clock
- display-connector: Add support for external power supply
- imx: Fix module linking
- tc358762: Support reset GPIO
panel:
- nt36523: Support Lenovo J606F
- st7703: Support Anbernic RG353V-V2
- InnoLux G070ACE-L01 support
- boe-tv101wum-nl6: Improve initialization
- sharp-ls043t1le001: Mode fixes
- simple: BOE EV121WXM-N10-1850, S6D7AA0
- Ampire AM-800480L1TMQW-T00H
- Rocktech RK043FN48H
- Starry himax83102-j02
- Starry ili9882t
amdgpu:
- add new ctx query flag to handle reset better
- add new query/set shadow buffer for rdna3
- DCN 3.2/3.1.x/3.0.x updates
- Enable DC_FP on loongarch
- PCIe fix for RDNA2
- improve DC FAMS/SubVP support for better power management
- partition support for lots of engines
- Take NUMA into account when allocating memory
- Add new DRM_AMDGPU_WERROR config parameter to help with CI
- Initial SMU13 overdrive support
- Add support for new colorspace KMS API
- W=1 fixes
amdkfd:
- Query TTM mem limit rather than hardcoding it
- GC 9.4.3 partition support
- Handle NUMA for partitions
- Add debugger interface for enabling gdb
- Add KFD event age tracking
radeon:
- Fix possible UAF
i915:
- new getparam for PXP support
- GSC/MEI proxy driver
- Meteorlake display enablement
- avoid clearing preallocated framebuffers with TTM
- implement framebuffer mmap support
- Disable sampler indirect state in bindless heap
- Enable fdinfo for GuC backends
- GuC loading and firmware table handling fixes
- Various refactors for multi-tile enablement
- Define MOCS and PAT tables for MTL
- GSC/MEI support for Meteorlake
- PMU multi-tile support
- Large driver kernel doc cleanup
- Allow VRR toggling and arbitrary refresh rates
- Support async flips on linear buffers on display ver 12+
- Expose CRTC CTM property on ILK/SNB/VLV
- New debugfs for display clock frequencies
- Hotplug refactoring
- Display refactoring
- I915_GEM_CREATE_EXT_SET_PAT for Mesa on Meteorlake
- Use large rings for compute contexts
- HuC loading for MTL
- Allow user to set cache at BO creation
- MTL powermanagement enhancements
- Switch to dedicated workqueues to stop using flush_scheduled_work()
- Move display runtime init under display/
- Remove 10bit gamma on desktop gen3 parts, they don't support it
habanalabs:
- uapi: return 0 for user queries if there was a h/w or f/w error
- Add pci health check when we lose connection with the firmware.
This can be used to distinguish between pci link down and firmware
getting stuck.
- Add more info to the error print when TPC interrupt occur.
- Firmware fixes
msm:
- Adreno A660 bindings
- SM8350 MDSS bindings fix
- Added support for DPU on sm6350 and sm6375 platforms
- Implemented tearcheck support to support vsync on SM150 and newer
platforms
- Enabled missing features (DSPP, DSC, split display) on sc8180x,
sc8280xp, sm8450
- Added support for DSI and 28nm DSI PHY on MSM8226 platform
- Added support for DSI on sm6350 and sm6375 platforms
- Added support for display controller on MSM8226 platform
- A690 GPU support
- Move cmdstream dumping out of fence signaling path
- a610 support
- Support for a6xx devices without GMU
nouveau:
- NULL ptr before deref fixes
armada:
- implement fbdev emulation as client
sun4i:
- fix mipi-dsi dotclock
- release clocks
vc4:
- rgb range toggle property
- BT601 / BT2020 HDMI support
vkms:
- convert to drmm helpers
- add reflection and rotation support
- fix rgb565 conversion
gma500:
- fix iomem access
shmobile:
- support renesas soc platform
- enable fbdev
mxsfb:
- Add support for i.MX93 LCDIF
stm:
- dsi: Use devm_ helper
- ltdc: Fix potential invalid pointer deref
renesas:
- Group drivers in renesas subdirectory to prepare for new platform
- Drop deprecated R-Car H3 ES1.x support
meson:
- Add support for MIPI DSI displays
virtio:
- add sync object support
mediatek:
- Add display binding document for MT6795"
* tag 'drm-next-2023-06-29' of git://anongit.freedesktop.org/drm/drm: (1791 commits)
drm/i915: Fix a NULL vs IS_ERR() bug
drm/i915: make i915_drm_client_fdinfo() reference conditional again
drm/i915/huc: Fix missing error code in intel_huc_init()
drm/i915/gsc: take a wakeref for the proxy-init-completion check
drm/msm/a6xx: Add A610 speedbin support
drm/msm/a6xx: Add A619_holi speedbin support
drm/msm/a6xx: Use adreno_is_aXYZ macros in speedbin matching
drm/msm/a6xx: Use "else if" in GPU speedbin rev matching
drm/msm/a6xx: Fix some A619 tunables
drm/msm/a6xx: Add A610 support
drm/msm/a6xx: Add support for A619_holi
drm/msm/adreno: Disable has_cached_coherent in GMU wrapper configurations
drm/msm/a6xx: Introduce GMU wrapper support
drm/msm/a6xx: Move CX GMU power counter enablement to hw_init
drm/msm/a6xx: Extend and explain UBWC config
drm/msm/a6xx: Remove both GBIF and RBBM GBIF halt on hw init
drm/msm/a6xx: Add a helper for software-resetting the GPU
drm/msm/a6xx: Improve a6xx_bus_clear_pending_transactions()
drm/msm/a6xx: Move a6xx_bus_clear_pending_transactions to a6xx_gpu
drm/msm/a6xx: Move force keepalive vote removal to a6xx_gmu_force_off()
...
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound updates from Takashi Iwai:
"Lots of changes as usual, but the only significant stuff in ALSA core
part is the MIDI 2.0 support, while ASoC core kept receiving the code
refactoring. The majority of changes are seen rather in device
drivers, and quite a few new drivers can be found there.
Here we go, some highlights:
ALSA and ASoC Core:
- Support of MIDI 2.0 devices: rawmidi and sequencer API have been
extended for the support of the new UMP (Universal MIDI Packet)
protocol, USB audio driver got the USB MIDI 2.0 interface support
- Continued refactoring around ASoC DAI links and the ordering of
trigger callbacks
- PCM ABI extension for better drain support
ASoC Drivers:
- Conversions of many drivers to use maple tree based caches
- Everlasting improvement works on ASoC Intel drivers
- Compressed audio support for Qualcomm
- Support for AMD SoundWire, Analog Devices SSM3515, Google
Chameleon, Ingenic X1000, Intel systems with various CODECs,
Loongson platforms, Maxim MAX98388, Mediatek MT8188, Nuvoton
NAU8825C, NXP platforms with NAU8822, Qualcomm WSA884x, StarFive
JH7110, Texas Instruments TAS2781
HD-audio:
- Quirks for HP and ASUS machines
- CS35L41 HD-audio codec fixes
- Loongson HD-audio support
Misc:
- A new virtual PCM test driver for kselftests
- Continued refactoring and improvements on the legacy emu10k1
driver"
* tag 'sound-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (556 commits)
ALSA: hda/realtek: Enable mute/micmute LEDs and limit mic boost on EliteBook
ASoC: hdmi-codec: fix channel info for compressed formats
ALSA: pcm: fix ELD constraints for (E)AC3, DTS(-HD) and MLP formats
ASoC: core: Always store of_node when getting DAI link component
ASoC: tas2781: Fix error code in tas2781_load_calibration()
ASoC: amd: update pm_runtime enable sequence
ALSA: ump: Export MIDI1 / UMP conversion helpers
ASoC: tas2781: fix Kconfig dependencies
ASoC: amd: acp: remove acp poweroff function
ASoC: amd: acp: clear pdm dma interrupt mask
ASoC: codecs: max98090: Allow dsp_a mode
ASoC: qcom: common: add default jack dapm pins
ASoC: loongson: fix address space confusion
ASoC: dt-bindings: microchip,sama7g5-pdmc: Simplify "microchip,mic-pos" constraints
ASoC: tegra: Remove stale comments in AHUB
ASoC: tegra: Use normal system sleep for ASRC
ALSA: hda/realtek: Add quirks for ROG ALLY CS35l41 audio
ASoC: fsl-asoc-card: Allow passing the number of slots in use
ASoC: codecs: wsa884x: Add WSA884x family of speakers
ASoC: dt-bindings: qcom,wsa8840: Add WSA884x family of speakers
...
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git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input updates from Dmitry Torokhov:
- improvements to PS/2 handling for case when EC has already latched a
scancode in the data register, but the kernel expects to receive an
ACK to a command it sent to a device (such as keyboard LED toggle)
- input drivers for devices connected over I2C bus have been switched
back to using [new] .probe()
- uinput allows userspace to inject timestamps for input events
- support for capacitive keys in Atmel touch controller driver
- assorted fixes to drv260x, pwm-vibra, ili210x, adxl34x, and other
drivers
* tag 'input-for-v6.5-rc0' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (40 commits)
Input: pm8941-powerkey - fix debounce on gen2+ PMICs
MAINTAINERS: Adjust Qualcomm driver globbing
Input: gameport - provide default trigger() and read()
Input: tps65219-pwrbutton - use regmap_set_bits()
Input: tps65219-pwrbutton - convert to .remove_new()
Input: tests - add test to cover all input_grab_device() function
Input: gpio-keys - use input_report_key()
Input: xpad - spelling fixes for "Xbox"
Input: add HAS_IOPORT dependencies
Input: libps2 - do not discard non-ack bytes when controlling LEDs
Input: libps2 - introduce common interrupt handler
Input: libps2 - fix aborting PS/2 commands
Input: libps2 - fix NAK handling
Input: libps2 - rework handling of command response
Input: libps2 - remove special handling of ACK for command byte
Input: libps2 - attach ps2dev instances as serio port's drvdata
Input: Switch i2c drivers back to use .probe()
dt-bindings: input: cypress,cyapa: convert to dtschema
Input: adxl34x - do not hardcode interrupt trigger type
Input: pwm-vibra - add support for enable GPIO
...
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git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid
Pull HID updates from Jiri Kosina:
- more bullet-proof handling of devres-managed resources in HID core
(Dmitry Torokhov)
- conversion of hid-wacom to use ktime_t (Jason Gerecke)
- touch selftests for hid-wacom (Joshua Dickens)
- support for nVidia Thunderstrike (SHIELD 2017) controller (Rahul
Rameshbabu)
- power management reset-during-suspend fix for goodix Chromebook
devices (Fei Shao)
- assorted device ID additions, device-specific quirks and code
cleanups
* tag 'for-linus-2023062701' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid: (27 commits)
HID: wacom: Use ktime_t rather than int when dealing with timestamps
HID: hidraw: fix data race on device refcount
HID: intel-ish-hid: ipc: Add Arrow Lake PCI device ID
HID: logitech-hidpp: add HIDPP_QUIRK_DELAYED_INIT for the T651.
HID: add quirk for 03f0:464a HP Elite Presenter Mouse
HID: nvidia-shield: Support LED functionality for Thunderstrike
HID: nvidia-shield: Add mappings for consumer HID USAGE buttons
HID: nvidia-shield: Initial driver implementation with Thunderstrike support
HID: apple: Option to swap only left side mod keys
HID: uclogic: Modular KUnit tests should not depend on KUNIT=y
HID: fix an error code in hid_check_device_match()
HID: logitech-hidpp: Add USB and Bluetooth IDs for the Logitech G915 TKL Keyboard
HID: i2c-hid: Switch i2c drivers back to use .probe()
HID: i2c-hid: goodix: Add support for "goodix,no-reset-during-suspend" property
dt-bindings: input: goodix: Add "goodix,no-reset-during-suspend" property
HID: microsoft: Add rumble support to latest xbox controllers
selftests: hid: Add touch tests for Wacom devices
HID: ensure timely release of driver-allocated resources
HID: split apart hid_device_probe to make logic more apparent
HID: amd_sfh: Split sensor and HID initialization for SFH1.1
...
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git://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev
Pull fbdev updates from Helge Deller:
"Some fbdev fixes & cleanups.
Includes is a fix for a potential out-of-bound memory access
in fast_imageblit() and the switch of the VIA fbdev driver to
use GPIO descriptors.
Summary:
- fix potential OOB read in fast_imageblit()
- fbdev/media: Use GPIO descriptors for VIA GPIO
- broadsheetfb & metronomefb: Add MODULE_FIRMWARE macro
- omapfb: error handling fix in mipid_spi_probe()
- sh_mobile_lcdcfb, sh7760fb: Typo and warning fixes
- hitfb: code cleanups"
* tag 'fbdev-for-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev:
fbdev: fix potential OOB read in fast_imageblit()
MAINTAINERS: adjust entry in VIA UNICHROME(PRO)/CHROME9 FRAMEBUFFER DRIVER
fbdev: sh7760fb: Fix -Wimplicit-fallthrough warnings
fbdev: sh_mobile_lcdcfb: Fix ARGB32 overlay format typo
fbdev: hitfb: Use NULL for pointers
fbdev: hitfb: Fix integer-to-pointer cast
fbdev/media: Use GPIO descriptors for VIA GPIO
video/hdmi: Reorder fields in 'struct hdmi_avi_infoframe'
fbdev: broadsheetfb: Add MODULE_FIRMWARE macro
fbdev: metronomefb: Add MODULE_FIRMWARE macro
fbdev: hitfb: Declare hitfb_blank() as static
fbdev: omapfb: lcd_mipid: Fix an error handling path in mipid_spi_probe()
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git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux
Pull gpio updates from Bartosz Golaszewski:
"We have two new drivers, some improvements to the core code, lots of
different updates to existing GPIO drivers and some dt-bindings on
top.
There's nothing controversial in here and almost everything has been
in next for more than a week (95% a lot longer than this). The only
thing that has spent less time in next is a new driver so no risk of
regressions.
The single merge pulls in changes that remove all usage of global GPIO
numbers from arch/arm/mach-omap.
Core GPIO library:
- remove unused symbols
- don't spam the kernel log with messages about hogs
- remove old sysfs API cruft
- improve handling of GPIO masks
New drivers:
- add a driver for the BlueField-3 GPIO controller
- add GPIO support for the TPS65219 PMIC
Driver improvements:
- extend the gpio-aggregator driver to support ramp-up/ramp-down
delay
- remove unnecessary CONFIG_OF guards from gpio-aggregator
- readability improvements in gpio-tangier
- switch i2c drivers back to using probe() now that it's been
converted in the i2c subsystem to not taking the id parameter
- remove unused inclusions of of_gpio.h in several drivers
- make pm ops static in gpio-davinci and fix a comment
- use more devres in drivers to shrink and simplify the code
- add missing include in gpio-sa1100
- add HAS_IOPORT KConfig dependency where needed
- add permissions checks before accessing pins in gpio-tegra186
- convert the gpio-zynq driver to using immutable irqchips
- preserve output settings set by the bootloader in gpio-mpc8xxx
Selftests:
- tweak the variable naming in script tests
Device tree updates:
- convert gpio-mmio and gpio-stmpe to YAML
- add parsing of GPIO hogs to gpio-vf610
- add bindings for the Cirrus EP93xx GPIO controller
- add gpio-line-names property to the gpio-pca9570 bindings
- extend the binding for x-powers,axp209 with another block"
* tag 'gpio-updates-for-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux: (58 commits)
of: unittest: drop assertions for GPIO hog messages
gpiolib: Drop unused domain_ops memeber of GPIO IRQ chip
gpio: synq: remove unused zynq_gpio_irq_reqres/zynq_gpio_irq_relres
dt-bindings: gpio: gpio-vf610: Add parsing of hogs
gpio: lpc18xx: Remove unused of_gpio.h inclusion
gpio: xra1403: Remove unused of_gpio.h inclusion
gpio: mpc8xxx: Remove unused of_gpio.h inclusion
dt-bindings: gpio: Add Cirrus EP93xx
gpio: mpc8xxx: latch GPIOs state on module load when configured as output
selftests: gpio: gpio-sim: Use same variable name for sysfs pathname
gpio: mlxbf3: Add gpio driver support
gpio: delay: Remove duplicative functionality
gpio: aggregator: Set up a parser of delay line parameters
gpio: aggregator: Support delay for setting up individual GPIOs
gpio: aggregator: Remove CONFIG_OF and of_match_ptr() protections
dt-bindings: gpio: pca9570: add gpio-line-names property
gpiolib: remove unused gpio_cansleep()
gpio: tps65219: add GPIO support for TPS65219 PMIC
gpio: zynq: fix zynqmp_gpio not an immutable chip warning
gpio: davinci: make davinci_gpio_dev_pm_ops static
...
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git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux
Pull clk updates from Stephen Boyd:
"This batch of clk driver updates contains almost no new SoC support.
Instead there's a treewide patch series from Maxime that makes
clk_ops::determine_rate mandatory for muxes.
Beyond that core framework change we have the usual pile of clk driver
updates such as migrating i2c drivers to use .probe() again or
YAMLfication of clk DT bindings so we can validate DTBs.
Overall the SoCs that got the most updates this time around in terms
of diffstat are the Amlogic and Mediatek drivers because they added
new SoC support or fixed up various drivers to have proper data.
In general things look kinda quiet. I suspect the core framework
change may still shake out some problems after the merge window,
mostly because not everyone tests linux-next where that series has
been for some number of weeks. I saw that there's at least one pending
fix for Tegra that needs to be wrapped up into a proper patch. I'll
try to catch those bits before the window closes so that -rc1 is
bootable. More details below.
Core:
- Make clk_ops::determine_rate mandatory for muxes
New Drivers:
- Add amlogic a1 SoC family PLL and peripheral clock controller support
Updates:
- Handle allocation failures from kasprintf() and friends
- Migrate platform clk drivers to .remove_new()
- Migrate i2c clk drivers to .probe() instead of .probe_new()
- Remove CLK_SET_PARENT from all Mediatek MSDC core clocks
- Add infra_ao reset support for Mediatek MT8188 SoCs
- Align driver_data to i2c_device_id tables in some i2c clk drivers
- Use device_get_match_data() in vc5 clk driver
- New Kconfig symbol name (SOC_MICROCHIP_POLARFIRE) for Microchip
FPGA clock drivers
- Use of_property_read_bool() to read "microchip,pic32mzda-sosc"
boolean DT property in clk-pic32mzda
- Convert AT91 clock dt-bindings to YAML
- Remove CLK_SET_RATE_PARENT flag from LDB clocks on i.MX6SX
- Keep i.MX UART clocks enabled during kernel boot if earlycon is set
- Drop imx_unregister_clocks() as there are no users anymore
- Switch to _safe iterator on imx_clk_scu_unregister() to avoid use
after free
- Add determine_rate op to the imx8m composite clock
- Use device managed API for iomap and kzalloc for i.MXRT1050,
i.MX8MN, i.MX8MP and i.MX93 clock controller drivers
- Add missing interrupt DT property for the i.MX8M clock controller
- Re-add support for Exynos4212 clock controller because we are
re-introducing the SoC in the mainline
- Add CONFIG_OF dependency to Samsung clk Kconfig symbols to solve
some objtool warnings
- Preselect PLL MIPI as TCON0 parent for Allwinner A64 SoC
- Convert the Renesas clock drivers to readl_poll_timeout_atomic()
- Add PWM clock on Renesas R-Car V3U
- Fix PLL5 on Renesas RZ/G2L and RZ/V2L"
* tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux: (149 commits)
clk: fix typo in clk_hw_register_fixed_rate_parent_data() macro
clk: Fix memory leak in devm_clk_notifier_register()
clk: mvebu: Iterate over possible CPUs instead of DT CPU nodes
clk: mvebu: Use of_get_cpu_hwid() to read CPU ID
MAINTAINERS: Add Marvell mvebu clock drivers
clk: clocking-wizard: check return value of devm_kasprintf()
clk: ti: clkctrl: check return value of kasprintf()
clk: keystone: sci-clk: check return value of kasprintf()
clk: si5341: free unused memory on probe failure
clk: si5341: check return value of {devm_}kasprintf()
clk: si5341: return error if one synth clock registration fails
clk: cdce925: check return value of kasprintf()
clk: vc5: check memory returned by kasprintf()
clk: mediatek: clk-mt8173-apmixedsys: Fix iomap not released issue
clk: mediatek: clk-mt8173-apmixedsys: Fix return value for of_iomap() error
clk: mediatek: clk-mtk: Grab iomem pointer for divider clocks
clk: keystone: syscon-clk: Add support for audio refclk
dt-bindings: clock: Add binding documentation for TI Audio REFCLK
dt-bindings: clock: ehrpwm: Remove unneeded syscon compatible
clk: keystone: syscon-clk: Allow the clock node to not be of type syscon
...
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git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon updates from Guenter Roeck:
"New drivers:
- Driver for MAX31827
- Driver to support HP WMI Sensors
Added support to existing drivers:
- aht10: Support for AHT20
- aquacomputer_d5next: Support for Aquacomputer Leakshield
- asus-ec-sensors: Support for ROG Crosshair X670E Hero
- corsair-psu: Cleanups and support for series 2022 and 2023
- it87: Various improvements and support for IT8732F
- nct6683: Support customer ID of some MSI boards.
- nct6755: Support for NCT6799D
- oxp-sensors: Various cleanups; support for AYANEO 2, Geek, OXP
Mini, and AOKZOE A1 PRO
- pmbus/max16601: Support for new revisions of MAX16508
- pmbus/adm1275: Disable ADC while updating PMON_CONFIG, and fix
problems with temperature monitoring on ADM1272
- sht3x: Various cleanups; support for medium repeatability
Other notable changes:
- Switched regmap drivers to Maple tree support where appropriate
Various other minor fixes and improvements"
* tag 'hwmon-for-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (54 commits)
hwmon: max31827: Switch back to use struct i2c_driver::probe
hwmon: (oxp-sensors) Add support for AOKZOE A1 PRO
hwmon: (corsair-psu) update Series 2022 and 2023 support
hwmon: (corsair-psu) various cleanups
hwmon: (corsair-psu) add support for reading PWM values and mode
hwmon: (pmbus/adm1275) Disable ADC while updating PMON_CONFIG
hwmon: (pmbus/adm1275) Prepare for protected write to PMON_CONFIG
hwmon: (oxp-sensors) Simplify logic of error return
hwmon: (oxp-sensors) Remove unused header
hwmon: (nct6755) Add support for NCT6799D
hwmon: (oxp-sensors) Add tt_toggle attribute on supported boards
hwmon: (sht3x) complement sysfs interface for sts3x
hwmon: (sht3x) Add new non-stardard sysfs attribute
hwmon: (sht3x) add medium repeatability support
hwmon: (sht3x)replace "high-precision" property to "repeatability"
hwmon: (sht3x) remove blocking_io property
hwmon: (sht3x) remove sht3x_platform_data
hwmon: (pmbus/max16601) Add support for new revisions of MAX16508
Documentation/hwmon: Fix description of devm_hwmon_device_unregister()
hwmon: (tmp464) Use maple tree register cache
...
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There is no xas_pause(&xas) in collapse_file()'s main loop, at the points
where it does xas_unlock_irq(&xas) and then continues.
That would explain why, once two weeks ago and twice yesterday, I have
hit the VM_BUG_ON_PAGE(page != xas_load(&xas), page) since "mm/khugepaged:
fix iteration in collapse_file" removed the xas_set(&xas, index) just
before it: xas.xa_node could be left pointing to a stale node, if there
was concurrent activity on the file which transformed its xarray.
I tried inserting xas_pause()s, but then even bootup crashed on that
VM_BUG_ON_PAGE(): there appears to be a subtle "nextness" implicit in
xas_pause().
xas_next() and xas_pause() are good for use in simple loops, but not in
this one: xas_set() worked well until now, so use xas_set(&xas, index)
explicitly at the head of the loop; and change that VM_BUG_ON_PAGE() not
to need its own xas_set(), and not to interfere with the xa_state (which
would probably stop the crashes from xas_pause(), but I trust that less).
The user-visible effects of this bug (if VM_BUG_ONs are configured out)
would be data loss and data leak - potentially - though in practice I
expect it is more likely that a subsequent check (e.g. on mapping or on
nr_none) would notice an inconsistency, and just abandon the collapse.
Link: https://lore.kernel.org/linux-mm/f18e4b64-3f88-a8ab-56cc-d1f5f9c58d4@google.com/
Fixes: c8a8f3b4a95a ("mm/khugepaged: fix iteration in collapse_file")
Signed-off-by: Hugh Dickins <hughd@google.com>
Cc: stable@kernel.org
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: David Stevens <stevensd@chromium.org>
Cc: Peter Xu <peterx@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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For now, DIE_PAGE_FAULT, DIE_BREAK, DIE_SSTEPBP, DIE_UPROBE and
DIE_UPROBE_XOL are not used by any code, remove them.
Tested-by: Jeff Xie <xiehuan09@gmail.com>
Suggested-by: Youling Tang <tangyouling@loongson.cn>
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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Uprobes is the user-space counterpart to kprobes, this patch adds
uprobes support for LoongArch.
Here is a simple example with CONFIG_UPROBE_EVENTS=y:
# cat test.c
#include <stdio.h>
int add(int a, int b)
{
return a + b;
}
int main()
{
return add(2, 7);
}
# gcc test.c -o /tmp/test
# nm /tmp/test | grep add
0000000120004194 T add
# cd /sys/kernel/debug/tracing
# echo > uprobe_events
# echo "p:myuprobe /tmp/test:0x4194 %r4 %r5" > uprobe_events
# echo "r:myuretprobe /tmp/test:0x4194 %r4" >> uprobe_events
# echo 1 > events/uprobes/enable
# echo 1 > tracing_on
# /tmp/test
# cat trace
...
# TASK-PID CPU# ||||| TIMESTAMP FUNCTION
# | | | ||||| | |
test-1060 [001] DNZff 1015.770620: myuprobe: (0x120004194) arg1=0x2 arg2=0x7
test-1060 [001] DNZff 1015.770930: myuretprobe: (0x1200041f0 <- 0x120004194) arg1=0x9
Tested-by: Jeff Xie <xiehuan09@gmail.com>
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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For now, we can use larch_insn_gen_break() to define KPROBE_BP_INSN and
KPROBE_SSTEPBP_INSN. Because larch_insn_gen_break() returns instruction
word, define kprobe_opcode_t as u32, then do some small changes related
with type conversion, no functional change intended.
Tested-by: Jeff Xie <xiehuan09@gmail.com>
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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There exist various break insns such as BRK_KPROBE_BP, BRK_KPROBE_SSTEPBP,
BRK_UPROBE_BP and BRK_UPROBE_XOLBP, add larch_insn_gen_break() to generate
break insns simpler, this is preparation for later patch.
Tested-by: Jeff Xie <xiehuan09@gmail.com>
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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Like llsc instructions, the atomic memory access instructions shouldn't
be supported for probing, so check for them in insns_not_supported().
Closes: https://lore.kernel.org/all/SY4P282MB351877A70A0333C790FE85A5C09C9@SY4P282MB3518.AUSP282.PROD.OUTLOOK.COM/
Tested-by: Jeff Xie <xiehuan09@gmail.com>
Reported-by: Hengqi Chen <hengqi.chen@gmail.com>
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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The three functions insns_not_supported(), insns_need_simulation() and
arch_simulate_insn() will be used for uprobes, move them from kprobes.c
to inst.c, this is preparation for later patch, no functionality change.
Tested-by: Jeff Xie <xiehuan09@gmail.com>
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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This is an adaptation of commit f3a112c0c40d ("x86,rethook,kprobes:
Replace kretprobe with rethook on x86") and commit b57c2f124098 ("riscv:
add riscv rethook implementation") to LoongArch. Mainly refer to commit
b57c2f124098 ("riscv: add riscv rethook implementation").
Replaces the kretprobe code with rethook on LoongArch. With this patch,
kretprobe on LoongArch uses the rethook instead of kretprobe specific
trampoline code.
Signed-off-by: Haoran Jiang <jianghaoran@kylinos.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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Add support for jump labels based on the ARM64 version.
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Youling Tang <tangyouling@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
|
