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5498bf28d8f2bd63a46ad40f4427518615fb793f
linux_media/io_uring
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Pavel Begunkov 5498bf28d8 io_uring: annotate offset timeout races 
It's racy to read ->cached_cq_tail without taking proper measures
(usually grabbing ->completion_lock) as timeout requests with CQE
offsets do, however they have never had a good semantics for from
when they start counting. Annotate racy reads with data_race().

Reported-by: syzbot+cb265db2f3f3468ef436@syzkaller.appspotmail.com
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/4de3685e185832a92a572df2be2c735d2e21a83d.1684506056.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2023-05-19 19:56:56 -06:00
..
advise.c
io_uring: always go async for unsupported fadvise flags
2023-01-29 15:18:26 -07:00
advise.h
…
alloc_cache.h
io_uring/rsrc: consolidate node caching
2023-04-12 12:09:41 -06:00
cancel.c
io_uring/cancel: re-grab ctx mutex after finishing wait
2022-12-21 13:31:40 -07:00
cancel.h
…
epoll.c
io_uring: make io_kiocb_to_cmd() typesafe
2022-08-12 17:01:00 -06:00
epoll.h
…
fdinfo.c
capability: just use a 'u64' instead of a 'u32[2]' array
2023-03-01 10:01:22 -08:00
fdinfo.h
…
filetable.c
io_uring/rsrc: merge nodes and io_rsrc_put
2023-04-18 19:38:26 -06:00
filetable.h
io_uring: kill hot path fixed file bitmap debug checks
2022-10-16 17:07:53 -06:00
fs.c
io_uring: for requests that require async, force it
2023-01-29 15:18:26 -07:00
fs.h
…
io_uring.c
io_uring: maintain ordering for DEFER_TASKRUN tw list
2023-05-19 13:49:51 -06:00
io_uring.h
io_uring: Add io_uring_setup flag to pre-register ring fd and never install it
2023-05-16 08:06:00 -06:00
io-wq.c
io_uring/io-wq: drop outdated comment
2023-04-03 07:16:15 -06:00
io-wq.h
…
kbuf.c
Merge tag 'for-6.4/io_uring-2023-04-21' of git://git.kernel.dk/linux
2023-04-26 12:40:31 -07:00
kbuf.h
io_uring: add support for user mapped provided buffer ring
2023-04-03 07:14:21 -06:00
Makefile
…
msg_ring.c
io_uring/msg_ring: let target know allocated index
2023-03-16 07:16:56 -06:00
msg_ring.h
io_uring: get rid of double locking
2022-12-07 06:47:13 -07:00
net.c
io_uring/net: don't retry recvmsg() unnecessarily
2023-05-17 13:14:11 -06:00
net.h
io_uring: Add KASAN support for alloc_caches
2023-04-03 07:16:14 -06:00
nop.c
…
nop.h
…
notif.c
io_uring/notif: add constant for ubuf_info flags
2023-04-15 14:21:04 -06:00
notif.h
io_uring/notif: add constant for ubuf_info flags
2023-04-15 14:21:04 -06:00
opdef.c
io_uring: Pass whole sqe to commands
2023-05-04 08:19:05 -06:00
opdef.h
io_uring: Split io_issue_def struct
2023-01-29 15:17:41 -07:00
openclose.c
io_uring: always go async for unsupported open flags
2023-01-29 15:18:26 -07:00
openclose.h
…
poll.c
io_uring: encapsulate task_work state
2023-04-03 07:16:15 -06:00
poll.h
io_uring/poll: allow some retries for poll triggering spuriously
2023-02-25 20:10:13 -07:00
refs.h
…
rsrc.c
Merge tag 'for-6.4/io_uring-2023-05-07' of git://git.kernel.dk/linux
2023-05-07 10:00:09 -07:00
rsrc.h
io_uring/rsrc: disassociate nodes and rsrc_data
2023-04-18 19:38:26 -06:00
rw.c
Merge tag 'for-6.4/block-2023-04-21' of git://git.kernel.dk/linux
2023-04-26 12:52:58 -07:00
rw.h
io_uring/rw: don't lose partial IO result on fail
2022-09-21 13:15:02 -06:00
slist.h
io_uring: silence variable ‘prev’ set but not used warning
2023-03-09 10:10:58 -07:00
splice.c
io_uring: for requests that require async, force it
2023-01-29 15:18:26 -07:00
splice.h
…
sqpoll.c
io_uring/sqpoll: Do not set PF_NO_SETAFFINITY on sqpoll threads
2023-03-15 06:50:59 -06:00
sqpoll.h
io_uring: make io_sqpoll_wait_sq return void
2023-01-29 15:17:40 -07:00
statx.c
io_uring: for requests that require async, force it
2023-01-29 15:18:26 -07:00
statx.h
…
sync.c
io_uring: for requests that require async, force it
2023-01-29 15:18:26 -07:00
sync.h
…
tctx.c
io_uring: Add io_uring_setup flag to pre-register ring fd and never install it
2023-05-16 08:06:00 -06:00
tctx.h
io_uring: simplify __io_uring_add_tctx_node
2022-10-07 12:25:30 -06:00
timeout.c
io_uring: annotate offset timeout races
2023-05-19 19:56:56 -06:00
timeout.h
io_uring: remove unused return from io_disarm_next
2022-09-21 13:15:01 -06:00
uring_cmd.c
io_uring: Remove unnecessary BUILD_BUG_ON
2023-05-04 08:19:05 -06:00
uring_cmd.h
io_uring: Remove unnecessary BUILD_BUG_ON
2023-05-04 08:19:05 -06:00
xattr.c
io_uring: for requests that require async, force it
2023-01-29 15:18:26 -07:00
xattr.h
…