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| author | Pavel Begunkov <asml.silence@gmail.com> | 2022-11-23 11:33:41 +0000 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-11-23 10:45:31 -0700 |
| commit | 1bec951c3809051f64a6957fe86d1b4786cc0313 (patch) | |
| tree | 7964364c1c55aea528254617dc80a3c6e6fd14ad /io_uring/kbuf.c | |
| parent | fa18fa2272c7469e470dcb7bf838ea50a25494ca (diff) | |
| download | linux-1bec951c3809051f64a6957fe86d1b4786cc0313.tar.gz linux-1bec951c3809051f64a6957fe86d1b4786cc0313.tar.bz2 linux-1bec951c3809051f64a6957fe86d1b4786cc0313.zip | |
io_uring: iopoll protect complete_post
io_req_complete_post() may be used by iopoll enabled rings, grab locks
in this case. That requires to pass issue_flags to propagate the locking
state.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/cc6d854065c57c838ca8e8806f707a226b70fd2d.1669203009.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'io_uring/kbuf.c')
| -rw-r--r-- | io_uring/kbuf.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/io_uring/kbuf.c b/io_uring/kbuf.c index e2c46889d5fa..e8150ed637d8 100644 --- a/io_uring/kbuf.c +++ b/io_uring/kbuf.c @@ -311,7 +311,7 @@ int io_remove_buffers(struct io_kiocb *req, unsigned int issue_flags) /* complete before unlock, IOPOLL may need the lock */ io_req_set_res(req, ret, 0); - __io_req_complete(req, issue_flags); + io_req_complete_post(req, 0); io_ring_submit_unlock(ctx, issue_flags); return IOU_ISSUE_SKIP_COMPLETE; } @@ -462,7 +462,7 @@ err: req_set_fail(req); /* complete before unlock, IOPOLL may need the lock */ io_req_set_res(req, ret, 0); - __io_req_complete(req, issue_flags); + io_req_complete_post(req, 0); io_ring_submit_unlock(ctx, issue_flags); return IOU_ISSUE_SKIP_COMPLETE; } |