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| author | Pavel Begunkov <asml.silence@gmail.com> | 2024-03-08 16:55:57 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2024-03-08 17:58:23 +0300 |
| commit | e0e4ab52d17096d96c21a6805ccd424b283c3c6d (patch) | |
| tree | 9d97edbb6179d35279047cce542c89daa58381c1 /io_uring/rw.c | |
| parent | 3a96378e22cc46c7c49b5911f6c8631527a133a9 (diff) | |
| download | linux-e0e4ab52d17096d96c21a6805ccd424b283c3c6d.tar.xz | |
io_uring: refactor DEFER_TASKRUN multishot checks
We disallow DEFER_TASKRUN multishots from running by io-wq, which is
checked by individual opcodes in the issue path. We can consolidate all
it in io_wq_submit_work() at the same time moving the checks out of the
hot path.
Suggested-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/e492f0f11588bb5aa11d7d24e6f53b7c7628afdb.1709905727.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'io_uring/rw.c')
| -rw-r--r-- | io_uring/rw.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/io_uring/rw.c b/io_uring/rw.c index 5651a5ad4e11..47e097ab5d7e 100644 --- a/io_uring/rw.c +++ b/io_uring/rw.c @@ -933,8 +933,6 @@ int io_read_mshot(struct io_kiocb *req, unsigned int issue_flags) */ if (!io_file_can_poll(req)) return -EBADFD; - if (issue_flags & IO_URING_F_IOWQ) - return -EAGAIN; ret = __io_read(req, issue_flags); |