| commit | c5b856255cbc3b664d686a83fa9397a835e063de | [log] [tgz] |
|---|---|---|
| author | Jens Axboe <axboe@kernel.dk> | Tue Jun 09 19:23:05 2020 -0600 |
| committer | Jens Axboe <axboe@kernel.dk> | Tue Jun 09 19:38:24 2020 -0600 |
| tree | b07a4c3d289efb1e3963741f2a986dd1ca41a002 | |
| parent | f5fa38c59cb0b40633dee5cdf7465801be3e4928 [diff] |
io_uring: allow O_NONBLOCK async retry
We can assume that O_NONBLOCK is always honored, even if we don't
have a ->read/write_iter() for the file type. Also unify the read/write
checking for allowing async punt, having the write side factoring in the
REQ_F_NOWAIT flag as well.
Cc: stable@vger.kernel.org
Fixes: 490e89676a52 ("io_uring: only force async punt if poll based retry can't handle it")
Signed-off-by: Jens Axboe <axboe@kernel.dk>