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[rlc-10/6.12.0-211.49.1.el10_2] Multiple patches tested (45 commits) #1576

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Merged
bmastbergen merged 45 commits into from
Sep 10, 2026
Merged

[rlc-10/6.12.0-211.49.1.el10_2] Multiple patches tested (45 commits) #1576

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65173d4
fuse: rename to fuse_dev_end_requests and make non-static
PlaidCat Mar 5, 2026
848b6fe
fuse: Move fuse_get_dev to header file
PlaidCat Mar 5, 2026
15132c9
fuse: Move request bits
PlaidCat Mar 5, 2026
f9634bc
fuse: make args->in_args[0] to be always the header
PlaidCat Mar 5, 2026
db09b1b
fuse: {io-uring} Handle SQEs - register commands
PlaidCat Mar 5, 2026
7e3c6ba
fuse: Make fuse_copy non static
PlaidCat Mar 5, 2026
a133d0a
fuse: Add fuse-io-uring handling into fuse_copy
PlaidCat Mar 5, 2026
477ad4c
fuse: {io-uring} Make hash-list req unique finding functions non-static
PlaidCat Mar 5, 2026
95a20f8
fuse: Add io-uring sqe commit and fetch support
PlaidCat Mar 5, 2026
67a94d6
fuse: {io-uring} Handle teardown of ring entries
PlaidCat Mar 5, 2026
998e102
fuse: {io-uring} Make fuse_dev_queue_{interrupt,forget} non-static
PlaidCat Mar 5, 2026
e90659e
fuse: Allow to queue fg requests through io-uring
PlaidCat Mar 5, 2026
f113285
fuse: Allow to queue bg requests through io-uring
PlaidCat Mar 5, 2026
4c49b12
fuse: {io-uring} Prevent mount point hang on fuse-server termination
PlaidCat Mar 5, 2026
b5d5d9a
fuse: block request allocation until io-uring init is complete
PlaidCat Mar 5, 2026
27c1e70
fuse: enable fuse-over-io-uring
PlaidCat Mar 5, 2026
6870686
fuse: prevent disabling io-uring on active connections
PlaidCat Mar 5, 2026
8556615
fuse: fix uring race condition for null dereference of fc
PlaidCat Mar 5, 2026
f038043
fuse: fix possible deadlock if rings are never initialized
PlaidCat Mar 5, 2026
6eded65
fuse: removed unused function fuse_uring_create() from header
PlaidCat Mar 5, 2026
bc665c1
fuse: {io-uring} Fix a possible req cancellation race
PlaidCat Mar 5, 2026
4bd796a
fuse: remove unneeded atomic set in uring creation
PlaidCat Mar 5, 2026
1cc757b
fuse: missing copy_finish in fuse-over-io-uring argument copies
bmastbergen Oct 21, 2025
58154fb
fuse: fix io-uring list corruption for terminated non-committed requests
bmastbergen Nov 25, 2025
3cd6f92
fuse-uring: fix EFAULT clobber in fuse_uring_commit
bmastbergen Jun 5, 2026
502e881
fuse-uring: fix data races on ring->ready
bmastbergen Jun 5, 2026
23e9c1c
fuse-uring: fix race between registration and connection abortion
bmastbergen Jun 8, 2026
067c739
fuse-uring: check connection abort during ring creation
bmastbergen Aug 13, 2026
92d6a4e
fuse-uring: fix moving cancelled entry to ent_in_userspace list
bmastbergen Aug 13, 2026
b8039c1
fuse-uring: end fuse_req on io-uring cancel task work
bmastbergen Jun 9, 2026
950a7f0
fuse-uring: Avoid use-after-free in fuse_uring_async_stop_queues
bmastbergen Aug 13, 2026
04dfb35
fuse-uring: Avoid queue->stopped races and set/read that value under …
bmastbergen Aug 13, 2026
8ef2615
fuse-uring: make a fuse_req on SQE commit only findable after memcpy
bmastbergen Jun 8, 2026
ac37b82
fuse-uring: remove request-less entries from ent_w_req_queue to fix N…
bmastbergen Aug 13, 2026
70109bd
fuse: fix io-uring background queue dispatch on request completion
bmastbergen Apr 8, 2026
351c3a1
fuse-uring: clear ent->fuse_req in commit_fetch error path
bmastbergen Aug 13, 2026
e664568
fuse: fix missing barrier when checking io-uring readiness
bmastbergen Sep 3, 2026
2132c24
fuse: publish io-uring queues with release semantics
bmastbergen Sep 3, 2026
d4986b6
fuse: copy request headers via a stack buffer for io-uring
bmastbergen Sep 3, 2026
d93628c
fuse: Fix the condition to enable over-io-uring
bmastbergen Sep 3, 2026
55946ba
configs: enable CONFIG_FUSE_IO_URING=y on x86_64 and aarch64
bmastbergen Aug 10, 2026
2e2b56f
selftests: filesystems: Add functional test for the abort file in fus…
bmastbergen Aug 12, 2026
d22d3a6
selftests/fuse: adapt fuse_mnt to libfuse3 API
bmastbergen Aug 12, 2026
d6cdd15
selftests/fuse: add ACL_DONT_CACHE regression test
bmastbergen Aug 12, 2026
148c5dc
selftests/fuse: add FUSE io-uring integration test
bmastbergen Aug 12, 2026
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1 change: 1 addition & 0 deletions MAINTAINERS
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Original file line number Diff line number Diff line change
Expand Up @@ -9443,6 +9443,7 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse.git
F: Documentation/filesystems/fuse.rst
F: fs/fuse/
F: include/uapi/linux/fuse.h
F: tools/testing/selftests/filesystems/fuse/

FUTEX SUBSYSTEM
M: Thomas Gleixner <tglx@linutronix.de>
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1 change: 1 addition & 0 deletions configs/kernel-aarch64-64k-debug-rhel.config
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Original file line number Diff line number Diff line change
Expand Up @@ -2300,6 +2300,7 @@ CONFIG_FUNCTION_TRACER=y
# CONFIG_FUN_ETH is not set
CONFIG_FUSE_DAX=y
CONFIG_FUSE_FS=m
CONFIG_FUSE_IO_URING=y
CONFIG_FUSE_PASSTHROUGH=y

@shreeya-patel98 shreeya-patel98 Sep 9, 2026

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Commit message for this one also mentions ppc64le/s390x architecture but we aren't enabling it there, I assume it is intended behaviour as we don't support them?

@bmastbergen bmastbergen Sep 9, 2026

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ah, yea, Claude had originally modified all of them, but I limited it to just the archs we support. But forgot to update the commit message. Fixed.

# CONFIG_FUSION_CTL is not set
# CONFIG_FUSION_FC is not set
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1 change: 1 addition & 0 deletions configs/kernel-aarch64-64k-rhel.config
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Original file line number Diff line number Diff line change
Expand Up @@ -2284,6 +2284,7 @@ CONFIG_FUNCTION_TRACER=y
# CONFIG_FUN_ETH is not set
CONFIG_FUSE_DAX=y
CONFIG_FUSE_FS=m
CONFIG_FUSE_IO_URING=y
CONFIG_FUSE_PASSTHROUGH=y
# CONFIG_FUSION_CTL is not set
# CONFIG_FUSION_FC is not set
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1 change: 1 addition & 0 deletions configs/kernel-aarch64-debug-rhel.config
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Original file line number Diff line number Diff line change
Expand Up @@ -2297,6 +2297,7 @@ CONFIG_FUNCTION_TRACER=y
# CONFIG_FUN_ETH is not set
CONFIG_FUSE_DAX=y
CONFIG_FUSE_FS=m
CONFIG_FUSE_IO_URING=y
CONFIG_FUSE_PASSTHROUGH=y
# CONFIG_FUSION_CTL is not set
# CONFIG_FUSION_FC is not set
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1 change: 1 addition & 0 deletions configs/kernel-aarch64-rhel.config
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Original file line number Diff line number Diff line change
Expand Up @@ -2281,6 +2281,7 @@ CONFIG_FUNCTION_TRACER=y
# CONFIG_FUN_ETH is not set
CONFIG_FUSE_DAX=y
CONFIG_FUSE_FS=m
CONFIG_FUSE_IO_URING=y
CONFIG_FUSE_PASSTHROUGH=y
# CONFIG_FUSION_CTL is not set
# CONFIG_FUSION_FC is not set
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1 change: 1 addition & 0 deletions configs/kernel-aarch64-rt-64k-debug-rhel.config
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Original file line number Diff line number Diff line change
Expand Up @@ -2339,6 +2339,7 @@ CONFIG_FUNCTION_TRACER=y
# CONFIG_FUN_ETH is not set
CONFIG_FUSE_DAX=y
CONFIG_FUSE_FS=m
CONFIG_FUSE_IO_URING=y
CONFIG_FUSE_PASSTHROUGH=y
# CONFIG_FUSION_CTL is not set
# CONFIG_FUSION_FC is not set
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1 change: 1 addition & 0 deletions configs/kernel-aarch64-rt-64k-rhel.config
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Original file line number Diff line number Diff line change
Expand Up @@ -2323,6 +2323,7 @@ CONFIG_FUNCTION_TRACER=y
# CONFIG_FUN_ETH is not set
CONFIG_FUSE_DAX=y
CONFIG_FUSE_FS=m
CONFIG_FUSE_IO_URING=y
CONFIG_FUSE_PASSTHROUGH=y
# CONFIG_FUSION_CTL is not set
# CONFIG_FUSION_FC is not set
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1 change: 1 addition & 0 deletions configs/kernel-aarch64-rt-debug-rhel.config
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Original file line number Diff line number Diff line change
Expand Up @@ -2336,6 +2336,7 @@ CONFIG_FUNCTION_TRACER=y
# CONFIG_FUN_ETH is not set
CONFIG_FUSE_DAX=y
CONFIG_FUSE_FS=m
CONFIG_FUSE_IO_URING=y
CONFIG_FUSE_PASSTHROUGH=y
# CONFIG_FUSION_CTL is not set
# CONFIG_FUSION_FC is not set
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1 change: 1 addition & 0 deletions configs/kernel-aarch64-rt-rhel.config
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Original file line number Diff line number Diff line change
Expand Up @@ -2320,6 +2320,7 @@ CONFIG_FUNCTION_TRACER=y
# CONFIG_FUN_ETH is not set
CONFIG_FUSE_DAX=y
CONFIG_FUSE_FS=m
CONFIG_FUSE_IO_URING=y
CONFIG_FUSE_PASSTHROUGH=y
# CONFIG_FUSION_CTL is not set
# CONFIG_FUSION_FC is not set
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1 change: 1 addition & 0 deletions configs/kernel-x86_64-debug-rhel.config
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Original file line number Diff line number Diff line change
Expand Up @@ -2167,6 +2167,7 @@ CONFIG_FUNCTION_TRACER=y
# CONFIG_FUN_ETH is not set
CONFIG_FUSE_DAX=y
CONFIG_FUSE_FS=m
CONFIG_FUSE_IO_URING=y
CONFIG_FUSE_PASSTHROUGH=y
# CONFIG_FUSION_CTL is not set
# CONFIG_FUSION_FC is not set
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1 change: 1 addition & 0 deletions configs/kernel-x86_64-rhel.config
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Original file line number Diff line number Diff line change
Expand Up @@ -2151,6 +2151,7 @@ CONFIG_FUNCTION_TRACER=y
# CONFIG_FUN_ETH is not set
CONFIG_FUSE_DAX=y
CONFIG_FUSE_FS=m
CONFIG_FUSE_IO_URING=y
CONFIG_FUSE_PASSTHROUGH=y
# CONFIG_FUSION_CTL is not set
# CONFIG_FUSION_FC is not set
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1 change: 1 addition & 0 deletions configs/kernel-x86_64-rt-debug-rhel.config
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2206,6 +2206,7 @@ CONFIG_FUNCTION_TRACER=y
# CONFIG_FUN_ETH is not set
CONFIG_FUSE_DAX=y
CONFIG_FUSE_FS=m
CONFIG_FUSE_IO_URING=y
CONFIG_FUSE_PASSTHROUGH=y
# CONFIG_FUSION_CTL is not set
# CONFIG_FUSION_FC is not set
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1 change: 1 addition & 0 deletions configs/kernel-x86_64-rt-rhel.config
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Original file line number Diff line number Diff line change
Expand Up @@ -2190,6 +2190,7 @@ CONFIG_FUNCTION_TRACER=y
# CONFIG_FUN_ETH is not set
CONFIG_FUSE_DAX=y
CONFIG_FUSE_FS=m
CONFIG_FUSE_IO_URING=y
CONFIG_FUSE_PASSTHROUGH=y
# CONFIG_FUSION_CTL is not set
# CONFIG_FUSION_FC is not set
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12 changes: 12 additions & 0 deletions fs/fuse/Kconfig
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Original file line number Diff line number Diff line change
Expand Up @@ -63,3 +63,15 @@ config FUSE_PASSTHROUGH
to be performed directly on a backing file.

If you want to allow passthrough operations, answer Y.

config FUSE_IO_URING
bool "FUSE communication over io-uring"
default y
depends on FUSE_FS
depends on IO_URING
help
This allows sending FUSE requests over the io-uring interface and
also adds request core affinity.

If you want to allow fuse server/client communication through io-uring,
answer Y
1 change: 1 addition & 0 deletions fs/fuse/Makefile
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Expand Up @@ -14,5 +14,6 @@ fuse-y := dev.o dir.o file.o inode.o control.o xattr.o acl.o readdir.o ioctl.o
fuse-y += iomode.o
fuse-$(CONFIG_FUSE_DAX) += dax.o
fuse-$(CONFIG_FUSE_PASSTHROUGH) += passthrough.o
fuse-$(CONFIG_FUSE_IO_URING) += dev_uring.o

virtiofs-y := virtio_fs.o
11 changes: 6 additions & 5 deletions fs/fuse/dax.c
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Original file line number Diff line number Diff line change
Expand Up @@ -240,11 +240,12 @@ static int fuse_send_removemapping(struct inode *inode,

args.opcode = FUSE_REMOVEMAPPING;
args.nodeid = fi->nodeid;
args.in_numargs = 2;
args.in_args[0].size = sizeof(*inargp);
args.in_args[0].value = inargp;
args.in_args[1].size = inargp->count * sizeof(*remove_one);
args.in_args[1].value = remove_one;
args.in_numargs = 3;
fuse_set_zero_arg0(&args);
args.in_args[1].size = sizeof(*inargp);
args.in_args[1].value = inargp;
args.in_args[2].size = inargp->count * sizeof(*remove_one);
args.in_args[2].value = remove_one;
return fuse_simple_request(fm, &args);
}

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