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Nested RCU critical sections are fine and very cheap. Have a local one
in nfs_start_delegation_return so that the function is self-contained
and to prepare for simplifying the callers.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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Using the unconditional reference increment means we can take a
reference to a delegation already in the RCU grace period, which could
cause a use after free under very unlikely conditions. Switch to use
refcount_inc_not_zero instead.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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All callers now hold references to the delegation as part of the lookup,
removing the need for an extra reference for those that are actually
returned which is then dropped in nfs_end_delegation_return.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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Currently most work on struct nfs_delegation happens directly under RCU
protection. This is generally fine, despite that long RCU sections are
not good for performance. But for operations later taking a reference
to the delegation to perform blocking work, refcount_inc is used, which
can be racy against dropping the last reference and thus lead to use
after frees in extremely rare cases.
Fix this by taking a reference in nfs4_get_valid_delegation using
refcount_inc_not_zero so that the callers have a stabilized reference
they can work with and can be moved outside the RCU critical section.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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When nfs_detach_delegation_locked detaches a delegation from an inode,
it clears both nfsi->delegation and delegation->inode. Use the later
in update_open_stateid to check for a detached inode, as that avoids
an extra local variable, and removes the need for a RCU derefernence
as we already hold the lock in the delegation. This prepares for
removing the surrounding RCU critical section.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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nfs_inode_set_delegation as the only direct caller of
nfs_detach_delegation_locked already check this under cl_lock, so
don't repeat it.
Replace the lockdep coverage for the lock that was implicitly provided by
the rcu_dereference_protected call that is removed with an explicit
lockdep assert to keep the coverage.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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nfs_detach_delegation always returns either the passed in delegation
or NULL, simplify this to a bool return.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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Keep the delegation handling in a single place, and just return the
stateid in an optional argument.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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Renewal only cares for active delegations and not revoked ones. Replace
the list empty check with reading the active delegation counter to
implement this.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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Open code nfs_free_delegation in the callers, because having a "free"
function that wraps a revoke and put operation is a bit confusing,
especially when the __free version does the actual freeing triggered by
the last put.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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There is only a single caller, and the function can be condensed into a
single if statement, making it more clear what is being tested there.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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This essentially reverts commit 6f9449be53f3 ("NFS: Fix a soft lockup in
the delegation recovery code") because the code walking the per-server
delegation list has been fixed to just skip inodes for which
nfs_delegation_grab_inode fails, instead of having to restart the entire
series in commit f92214e4c312 ("NFS: Avoid unnecessary rescanning of the
per-server delegation list").
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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Now that nfs_start_delegation_return_locked is gone, and we have
RCU locking asserts, drop the extra postfix.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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And clean up the dereference of the delegation a bit.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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There is only one caller, so fold it into that. With that,
nfs_start_delegation_return
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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Fold it into the only caller.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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The only caller dereferences a field in the inode just before calling
nfs4_inode_return_delegation_on_close.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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Fold nfs_client_mark_return_all_delegations into
nfs_expire_all_delegations, which is the only caller.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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nfs_client_mark_return_unused_delegation_types is only called by
nfs_expire_unused_delegation_types, so merge the two.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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__nfs_client_for_each_server is only called by
nfs_client_for_each_server, so merge the two.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/mic/linux
Pull landlock fixes from Mickaël Salaün:
"This fixes TCP handling, tests, documentation, non-audit elided code,
and minor cosmetic changes"
* tag 'landlock-6.19-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/mic/linux:
landlock: Clarify documentation for the IOCTL access right
selftests/landlock: Properly close a file descriptor
landlock: Improve the comment for domain_is_scoped
selftests/landlock: Use scoped_base_variants.h for ptrace_test
selftests/landlock: Fix missing semicolon
selftests/landlock: Fix typo in fs_test
landlock: Optimize stack usage when !CONFIG_AUDIT
landlock: Fix spelling
landlock: Clean up hook_ptrace_access_check()
landlock: Improve erratum documentation
landlock: Remove useless include
landlock: Fix wrong type usage
selftests/landlock: NULL-terminate unix pathname addresses
selftests/landlock: Remove invalid unix socket bind()
selftests/landlock: Add missing connect(minimal AF_UNSPEC) test
selftests/landlock: Fix TCP bind(AF_UNSPEC) test case
landlock: Fix TCP handling of short AF_UNSPEC addresses
landlock: Fix formatting
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
Pull cgroup fixes from Tejun Heo:
- Add Chen Ridong as cpuset reviewer
- Add SPDX license identifiers to cgroup files that were missing them
* tag 'cgroup-for-6.19-rc5-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup:
kernel: cgroup: Add LGPL-2.1 SPDX license ID to legacy_freezer.c
kernel: cgroup: Add SPDX-License-Identifier lines
MAINTAINERS: Add Chen Ridong as cpuset reviewer
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git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
Pull ext4 fixes from Ted Ts'o:
- Fix an inconsistency in structure size on 32-bit platforms caused by
padding differences for the new EXT4_IOC_[GS]ET_TUNE_SB_PARAM ioctls
- Fix a buffer leak on the error path when dropping the refcount an
xattr value stored in an inode
- Fix missing locking on the error path for the file defragmentation
ioctl leading to a BUG
* tag 'ext4_for_linus-6.19-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
ext4: fix iloc.bh leak in ext4_xattr_inode_update_ref
ext4: add missing down_write_data_sem in mext_move_extent().
ext4: fix ext4_tune_sb_params padding
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git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine
Pull dmaengine fixes from Vinod Koul:
"A bunch of driver fixes for:
- dma mask fix for mmp pdma driver
- Xilinx regmap max register, uninitialized addr_width fix
- device leak fix for bunch of drivers in the subsystem
- stm32 dmamux, TI crossbar driver fixes for device & of node leak
and route allocation cleanup
- Tegra use afer free fix
- Memory leak fix in Qualcomm gpi and omap-dma driver
- compatible fix for apple driver"
* tag 'dmaengine-fix-6.19' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine: (25 commits)
dmaengine: apple-admac: Add "apple,t8103-admac" compatible
dmaengine: omap-dma: fix dma_pool resource leak in error paths
dmaengine: qcom: gpi: Fix memory leak in gpi_peripheral_config()
dmaengine: sh: rz-dmac: Fix rz_dmac_terminate_all()
dmaengine: xilinx_dma: Fix uninitialized addr_width when "xlnx,addrwidth" property is missing
dmaengine: tegra-adma: Fix use-after-free
dmaengine: fsl-edma: Fix clk leak on alloc_chan_resources failure
dmaengine: mmp_pdma: Fix race condition in mmp_pdma_residue()
dmaengine: ti: k3-udma: fix device leak on udma lookup
dmaengine: ti: dma-crossbar: clean up dra7x route allocation error paths
dmaengine: ti: dma-crossbar: fix device leak on am335x route allocation
dmaengine: ti: dma-crossbar: fix device leak on dra7x route allocation
dmaengine: stm32: dmamux: clean up route allocation error labels
dmaengine: stm32: dmamux: fix OF node leak on route allocation failure
dmaengine: stm32: dmamux: fix device leak on route allocation
dmaengine: sh: rz-dmac: fix device leak on probe failure
dmaengine: lpc32xx-dmamux: fix device leak on route allocation
dmaengine: lpc18xx-dmamux: fix device leak on route allocation
dmaengine: idxd: fix device leaks on compat bind and unbind
dmaengine: dw: dmamux: fix OF node leak on route allocation failure
...
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git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy
Pull phy fixes from Vinod Koul:
"A bunch of driver fixes:
- Freescale typec orientation switch fix, clearing register fix,
assertion of phy reset during power on
- Qualcomm pcs register clear before using
- stm one off fix
- TI runtimepm error handling, regmap leak fixes
- Rockchip gadget mode disconnection and disruption fixes
- Tegra register level fix
- Broadcom pointer cast warning fix"
* tag 'phy-fixes-6.19' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy:
phy: freescale: imx8m-pcie: assert phy reset during power on
phy: rockchip: inno-usb2: Fix a double free bug in rockchip_usb2phy_probe()
phy: broadcom: ns-usb3: Fix Wvoid-pointer-to-enum-cast warning (again)
phy: tegra: xusb: Explicitly configure HS_DISCON_LEVEL to 0x7
phy: rockchip: inno-usb2: fix communication disruption in gadget mode
phy: rockchip: inno-usb2: fix disconnection in gadget mode
phy: ti: gmii-sel: fix regmap leak on probe failure
phy: sparx5-serdes: make it selectable for ARCH_LAN969X
phy: ti: da8xx-usb: Handle devm_pm_runtime_enable() errors
phy: stm32-usphyc: Fix off by one in probe()
phy: qcom-qusb2: Fix NULL pointer dereference on early suspend
phy: fsl-imx8mq-usb: Clear the PCS_TX_SWING_FULL field before using it
dt-bindings: phy: qcom,sc8280xp-qmp-pcie-phy: Update pcie phy bindings for qcs8300
phy: fsl-imx8mq-usb: fix typec orientation switch when built as module
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git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire
Pull soundwire fix from Vinod Koul:
- Single off-by-one fix for allocating slave id
* tag 'soundwire-6.19-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire:
soundwire: bus: fix off-by-one when allocating slave IDs
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB fixes from Greg KH:
"Here are some small USB fixes and new device ids for 6.19-rc6
Included in here are:
- new usb-serial device ids
- dwc3-apple driver fixes to get things working properly on that
hardware platform
- ohci/uhci platfrom driver module soft-deps with ehci to remove a
runtime warning that sometimes shows up on some platforms.
- quirk for broken devices that can not handle reading the BOS
descriptor from them without going crazy.
- usb-serial driver fixes
- xhci driver fixes
- usb gadget driver fixes
All of these except for the last xhci fix has been in linux-next for a
while. The xhci fix has been reported by others to solve the issue for
them, so should be ok"
* tag 'usb-6.19-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
xhci: sideband: don't dereference freed ring when removing sideband endpoint
usb: gadget: uvc: retry vb2_reqbufs() with vb_vmalloc_memops if use_sg fail
usb: gadget: uvc: return error from uvcg_queue_init()
usb: gadget: uvc: fix interval_duration calculation
usb: gadget: uvc: fix req_payload_size calculation
usb: dwc3: apple: Ignore USB role switches to the active role
usb: host: xhci-tegra: Use platform_get_irq_optional() for wake IRQs
USB: OHCI/UHCI: Add soft dependencies on ehci_platform
usb: dwc3: apple: Set USB2 PHY mode before dwc3 init
USB: serial: f81232: fix incomplete serial port generation
USB: serial: ftdi_sio: add support for PICAXE AXE027 cable
USB: serial: option: add Telit LE910 MBIM composition
usb: core: add USB_QUIRK_NO_BOS for devices that hang on BOS descriptor
dt-bindings: usb: qcom,dwc3: Correct MSM8994 interrupts
dt-bindings: usb: qcom,dwc3: Correct IPQ5018 interrupts
tcpm: allow looking for role_sw device in the main node
usb: dwc3: Check for USB4 IP_NAME
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git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c fixes from Wolfram Sang:
- riic, imx-lpi2c: suspend/resume fixes
- qcom-geni: DMA handling fix
- iproc: correct DT binding description
* tag 'i2c-for-6.19-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
i2c: imx-lpi2c: change to PIO mode in system-wide suspend/resume progress
i2c: qcom-geni: make sure I2C hub controllers can't use SE DMA
i2c: riic: Move suspend handling to NOIRQ phase
dt-bindings: i2c: brcm,iproc-i2c: Allow 2 reg entries for brcm,iproc-nic-i2c
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git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras
Pull EDAC fixes from Borislav Petkov:
"Make sure the memory-mapped memory controller registers BAR gets
unmapped when the driver memory allocation fails
Fix that in both x38 and i3200 EDAC drivers as former has copied the
bug from the latter, it looks like"
* tag 'edac_urgent_for_v6.19_rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras:
EDAC/x38: Fix a resource leak in x38_probe1()
EDAC/i3200: Fix a resource leak in i3200_probe1()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull misc x86 fixes from Ingo Molnar:
- Fix resctrl initialization on Hygon CPUs
- Fix resctrl memory bandwidth counters on Hygon CPUs
- Fix x86 self-tests build bug
* tag 'x86-urgent-2026-01-18' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
selftests/x86: Add selftests include path for kselftest.h after centralization
x86/resctrl: Fix memory bandwidth counter width for Hygon
x86/resctrl: Add missing resctrl initialization for Hygon
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer fix from Ingo Molnar:
"Fix the update_needs_ipi() check in the hrtimer code that may result
in incorrect skipping of hrtimer IPIs"
* tag 'timers-urgent-2026-01-18' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
hrtimer: Fix softirq base check in update_needs_ipi()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fixes from Ingo Molnar:
"Misc deadline scheduler fixes, mainly for a new category of bugs that
were discovered and fixed recently:
- Fix a race condition in the DL server
- Fix a DL server bug which can result in incorrectly going idle when
there's work available
- Fix DL server bug which triggers a WARN() due to broken
get_prio_dl() logic and subsequent misbehavior
- Fix double update_rq_clock() calls
- Fix setscheduler() assumption about static priorities
- Make sure balancing callbacks are always called
- Plus a handful of preparatory commits for the fixes"
* tag 'sched-urgent-2026-01-18' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
sched/deadline: Use ENQUEUE_MOVE to allow priority change
sched: Deadline has dynamic priority
sched: Audit MOVE vs balance_callbacks
sched: Fold rq-pin swizzle into __balance_callbacks()
sched/deadline: Avoid double update_rq_clock()
sched/deadline: Ensure get_prio_dl() is up-to-date
sched/deadline: Fix server stopping with runnable tasks
sched: Provide idle_rq() helper
sched/deadline: Fix potential race in dl_add_task_root_domain()
sched/deadline: Remove unnecessary comment in dl_add_task_root_domain()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull objtool fixes from Ingo Molnar:
"Fix two objtool build failures that trigger in uncommon build
environments"
* tag 'objtool-urgent-2026-01-18' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
objtool: fix build failure due to missing libopcodes check
objtool: fix compilation failure with the x32 toolchain
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq fix from Ingo Molnar:
"Fix a riscv-imsic irqchip driver regression"
* tag 'irq-urgent-2026-01-18' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
irqchip/riscv-imsic: Revert "Remove redundant irq_data lookups"
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The error branch for ext4_xattr_inode_update_ref forget to release the
refcount for iloc.bh. Find this when review code.
Fixes: 57295e835408 ("ext4: guard against EA inode refcount underflow in xattr update")
Signed-off-by: Yang Erkun <yangerkun@huawei.com>
Reviewed-by: Baokun Li <libaokun1@huawei.com>
Reviewed-by: Zhang Yi <yi.zhang@huawei.com>
Link: https://patch.msgid.link/20251213055706.3417529-1-yangerkun@huawei.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@kernel.org
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Commit 962e8a01eab9 ("ext4: introduce mext_move_extent()") attempts to
call ext4_swap_extents() on the failure path to recover the swapped
extents, but fails to acquire locks for the two inode->i_data_sem,
triggering the BUG_ON statement in ext4_swap_extents().
This issue can be fixed by calling ext4_double_down_write_data_sem()
before ext4_swap_extents().
Signed-off-by: Julian Sun <sunjunchao@bytedance.com>
Reported-by: syzbot+4ea6bd8737669b423aae@syzkaller.appspotmail.com
Closes: https://lore.kernel.org/all/69368649.a70a0220.38f243.0093.GAE@google.com/
Fixes: 962e8a01eab9 ("ext4: introduce mext_move_extent()")
Reviewed-by: Baokun Li <libaokun1@huawei.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Zhang Yi <yi.zhang@huawei.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Link: https://patch.msgid.link/20251208123713.1971068-1-sunjunchao@bytedance.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
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The padding at the end of struct ext4_tune_sb_params is architecture
specific and in particular is different between x86-32 and x86-64,
since the __u64 member only enforces struct alignment on the latter.
This shows up as a new warning when test-building the headers with
-Wpadded:
include/linux/ext4.h:144:1: error: padding struct size to alignment boundary with 4 bytes [-Werror=padded]
All members inside the structure are naturally aligned, so the only
difference here is the amount of padding at the end. Make the padding
explicit, to have a consistent sizeof(struct ext4_tune_sb_params) of
232 on all architectures and avoid adding compat ioctl handling for
EXT4_IOC_GET_TUNE_SB_PARAM/EXT4_IOC_SET_TUNE_SB_PARAM.
This is an ABI break on x86-32 but hopefully this can go into 6.18.y early
enough as a fixup so no actual users will be affected. Alternatively, the
kernel could handle the ioctl commands for both sizes (232 and 228 bytes)
on all architectures.
Fixes: 04a91570ac67 ("ext4: implemet new ioctls to set and get superblock parameters")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Link: https://patch.msgid.link/20251204101914.1037148-1-arnd@kernel.org
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@kernel.org
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git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux
Pull btrfs fixes from David Sterba:
- with large folios in use, fix partial incorrect update of a reflinked
range
- fix potential deadlock in iget when lookup fails and eviction is
needed
- in send, validate inline extent type while detecting file holes
- fix memory leak after an error when creating a space info
- remove zone statistics from sysfs again, the output size limitations
make it unusable, we'll do it in another way in another release
- test fixes:
- return proper error codes from block remapping tests
- fix tree root leaks in qgroup tests after errors
* tag 'for-6.19-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux:
btrfs: remove zoned statistics from sysfs
btrfs: fix memory leaks in create_space_info() error paths
btrfs: invalidate pages instead of truncate after reflinking
btrfs: update the Kconfig string for CONFIG_BTRFS_EXPERIMENTAL
btrfs: send: check for inline extents in range_is_hole_in_parent()
btrfs: tests: fix return 0 on rmap test failure
btrfs: tests: fix root tree leak in btrfs_test_qgroups()
btrfs: release path before iget_failed() in btrfs_read_locked_inode()
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git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
Pull LoongArch fixes from Huacai Chen:
"Remove redundant code in head.S, fix PMU counter allocation for mixed-
type event groups, fix a lot of dts build warnings, and fix kvm_device
memory leaks"
* tag 'loongarch-fixes-6.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson:
LoongArch: KVM: Fix kvm_device leak in kvm_pch_pic_destroy()
LoongArch: KVM: Fix kvm_device leak in kvm_eiointc_destroy()
LoongArch: KVM: Fix kvm_device leak in kvm_ipi_destroy()
LoongArch: dts: loongson-2k1000: Fix i2c-gpio node names
LoongArch: dts: loongson-2k2000: Add default interrupt controller address cells
LoongArch: dts: loongson-2k1000: Add default interrupt controller address cells
LoongArch: dts: loongson-2k0500: Add default interrupt controller address cells
LoongArch: dts: Describe PCI sideband IRQ through interrupt-extended
LoongArch: Fix PMU counter allocation for mixed-type event groups
LoongArch: Remove redundant code in head.S
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fixes from Catalin Marinas:
"An arm64/mpam fix to use non-atomic bitops on struct mmap_props member
(atomicity not required).
For kunit testing, the structure is packed to avoid memcmp() errors
but this affects atomic bitops as they have strict alignment
requirements.
Also remove a duplicate include in the mpam driver"
* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
arm_mpam: Use non-atomic bitops when modifying feature bitmap
arm_mpam: Remove duplicate linux/srcu.h header
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The previous change centralizing kselftest.h include path in lib.mk caused x86
selftests to fail, as x86 Makefile overwrites CFLAGS using ":=", dropping the
include path added in lib.mk. Therefore, helpers.h could not find kselftest.h
during compilation.
Fix this by adding the tools/testing/sefltest to CFLAGS in x86 Makefile.
[ bp: Correct commit ID in Fixes: ]
Fixes: e6fbd1759c9e ("selftests: complete kselftest include centralization")
Closes: https://lore.kernel.org/lkml/CA+G9fYvKjQcCBMfXA-z2YuL2L+3Qd-pJjEUDX8PDdz2-EEQd=Q@mail.gmail.com/T/#m83fd330231287fc9d6c921155bee16c591db7360
Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
Signed-off-by: Bala-Vignesh-Reddy <reddybalavignesh9979@gmail.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Tested-by: Anders Roxell <anders.roxell@linaro.org>
Tested-by: Brendan Jackman <jackmanb@google.com>
Link: https://patch.msgid.link/20251022062948.162852-1-reddybalavignesh9979@gmail.com
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git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux
Pull block fixes from Jens Axboe:
- NVMe pull request via Keith:
- Device quirk to disable faulty temperature (Ilikara)
- TCP target null pointer fix from bad host protocol usage (Shivam)
- Add apple,t8103-nvme-ans2 as a compatible apple controller
(Janne)
- FC tagset leak fix (Chaitanya)
- TCP socket deadlock fix (Hannes)
- Target name buffer overrun fix (Shin'ichiro)
- Fix for an underflow for rnbd during device unmap
- Zero the non-PI part of the auto integrity buffer
- Fix for a configfs memory leak in the null block driver
* tag 'block-6.19-20260116' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux:
rnbd-clt: fix refcount underflow in device unmap path
nvme: fix PCIe subsystem reset controller state transition
nvmet: do not copy beyond sybsysnqn string length
nvmet-tcp: fixup hang in nvmet_tcp_listen_data_ready()
null_blk: fix kmemleak by releasing references to fault configfs items
block: zero non-PI portion of auto integrity buffer
nvme-fc: release admin tagset if init fails
nvme-apple: add "apple,t8103-nvme-ans2" as compatible
nvme-tcp: fix NULL pointer dereferences in nvmet_tcp_build_pdu_iovec
nvme-pci: disable secondary temp for Wodposit WPBSNM8
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git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux
Pull io_uring fix from Jens Axboe:
"Just a single fix moving local task_work inside the cancelation loop,
rather than only before cancelations.
If any cancelations generate task_work, we do need to re-run it"
* tag 'io_uring-6.19-20260116' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux:
io_uring: move local task_work in exit cancel loop
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In kvm_ioctl_create_device(), kvm_device has allocated memory,
kvm_device->destroy() seems to be supposed to free its kvm_device
struct, but kvm_pch_pic_destroy() is not currently doing this, that
would lead to a memory leak.
So, fix it.
Cc: stable@vger.kernel.org
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Signed-off-by: Qiang Ma <maqianga@uniontech.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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In kvm_ioctl_create_device(), kvm_device has allocated memory,
kvm_device->destroy() seems to be supposed to free its kvm_device
struct, but kvm_eiointc_destroy() is not currently doing this, that
would lead to a memory leak.
So, fix it.
Cc: stable@vger.kernel.org
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Signed-off-by: Qiang Ma <maqianga@uniontech.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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In kvm_ioctl_create_device(), kvm_device has allocated memory,
kvm_device->destroy() seems to be supposed to free its kvm_device
struct, but kvm_ipi_destroy() is not currently doing this, that
would lead to a memory leak.
So, fix it.
Cc: stable@vger.kernel.org
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Signed-off-by: Qiang Ma <maqianga@uniontech.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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The binding wants the node to be named "i2c-number", but those are named
"i2c-gpio-number" instead.
Thus rename those to i2c-0, i2c-1 to adhere to the binding and suppress
dtbs_check warnings.
Cc: stable@vger.kernel.org
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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Add missing address-cells 0 to the Local I/O, Extend I/O and PCH-PIC
Interrupt Controller node to silence W=1 warning:
loongson-2k2000.dtsi:364.5-49: Warning (interrupt_map): /bus@10000000/pcie@1a000000/pcie@9,0:interrupt-map:
Missing property '#address-cells' in node /bus@10000000/interrupt-controller@10000000, using 0 as fallback
Value '0' is correct because:
1. The LIO/EIO/PCH interrupt controller does not have children,
2. interrupt-map property (in PCI node) consists of five components and
the fourth component "parent unit address", which size is defined by
'#address-cells' of the node pointed to by the interrupt-parent
component, is not used (=0)
Cc: stable@vger.kernel.org
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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Add missing address-cells 0 to the Local I/O interrupt controller node
to silence W=1 warning:
loongson-2k1000.dtsi:498.5-55: Warning (interrupt_map): /bus@10000000/pcie@1a000000/pcie@9,0:interrupt-map:
Missing property '#address-cells' in node /bus@10000000/interrupt-controller@1fe01440, using 0 as fallback
Value '0' is correct because:
1. The Local I/O interrupt controller does not have children,
2. interrupt-map property (in PCI node) consists of five components and
the fourth component "parent unit address", which size is defined by
'#address-cells' of the node pointed to by the interrupt-parent
component, is not used (=0)
Cc: stable@vger.kernel.org
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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