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linux/io_uring
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Gabriel Krisman Bertazi 464848643e io_uring/kbuf: Allow the full buffer id space for provided buffers 
[ Upstream commit f74c746e47 ]

nbufs tracks the number of buffers and not the last bgid. In 16-bit, we
have 2^16 valid buffers, but the check mistakenly rejects the last
bid. Let's fix it to make the interface consistent with the
documentation.

Fixes: ddf0322db7 ("io_uring: add IORING_OP_PROVIDE_BUFFERS")
Signed-off-by: Gabriel Krisman Bertazi <krisman@suse.de>
Link: https://lore.kernel.org/r/20231005000531.30800-3-krisman@suse.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-11-20 11:59:11 +01:00
..
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: wire up IORING_ASYNC_CANCEL_OP for sync cancel
2023-07-17 10:05:48 -06:00
cancel.h
io_uring/cancel: support opcode based lookup and cancelation
2023-07-17 10:05:48 -06:00
epoll.c
io_uring: undeprecate epoll_ctl support
2023-05-26 20:22:41 -06:00
epoll.h
…
fdinfo.c
io_uring/fdinfo: lock SQ thread while retrieving thread cpu/pid
2023-10-25 07:44:14 -06:00
fdinfo.h
…
filetable.c
io_uring: add helpers to decode the fixed file file_ptr
2023-06-20 09:36:22 -06:00
filetable.h
io_uring: add helpers to decode the fixed file file_ptr
2023-06-20 09:36:22 -06:00
fs.c
io_uring/fs: remove sqe->rw_flags checking from LINKAT
2023-09-29 03:07:09 -06:00
fs.h
…
io_uring.c
io_uring: fix crash with IORING_SETUP_NO_MMAP and invalid SQ ring address
2023-10-18 09:22:14 -06:00
io_uring.h
io_uring: ensure io_lockdep_assert_cq_locked() handles disabled rings
2023-10-03 08:12:54 -06:00
io-wq.c
io-wq: fully initialize wqe before calling cpuhp_state_add_instance_nocalls()
2023-10-05 14:11:18 -06:00
io-wq.h
io_uring: break out of iowq iopoll on teardown
2023-09-07 09:02:27 -06:00
kbuf.c
io_uring/kbuf: Allow the full buffer id space for provided buffers
2023-11-20 11:59:11 +01:00
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: use io_file_from_index in io_msg_grab_file
2023-06-20 09:36:22 -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: fix iter retargeting for selected buf
2023-09-14 10:12:55 -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: correct check for O_TMPFILE
2023-08-07 12:34:23 -06:00
openclose.h
…
poll.c
io_uring: never overflow io_aux_cqe
2023-08-11 10:42:57 -06:00
poll.h
io_uring: avoid indirect function calls for the hottest task_work
2023-06-02 08:55:37 -06:00
refs.h
…
rsrc.c
io_uring/rsrc: keep one global dummy_ubuf
2023-08-11 10:42:57 -06:00
rsrc.h
io_uring/rsrc: Annotate struct io_mapped_ubuf with __counted_by
2023-08-17 19:14:47 -06:00
rw.c
Merge tag 'pull-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2023-10-27 16:44:58 -10:00
rw.h
io_uring: avoid indirect function calls for the hottest task_work
2023-06-02 08:55:37 -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/splice: use fput() directly
2023-08-10 10:24:25 -06:00
splice.h
…
sqpoll.c
io_uring: Don't set affinity on a dying sqpoll thread
2023-08-30 09:53:44 -06:00
sqpoll.h
io_uring/sqpoll: fix io-wq affinity when IORING_SETUP_SQPOLL is used
2023-08-16 13:40:28 -06:00
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: never overflow io_aux_cqe
2023-08-11 10:42:57 -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: simplify big_cqe handling
2023-08-24 17:16:19 -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
…