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(parent: f5fa38c) | patch
io_uring: allow O_NONBLOCK async retry
authorJens Axboe <axboe@kernel.dk>
Wed, 10 Jun 2020 01:23:05 +0000 (19:23 -0600)
committerJens Axboe <axboe@kernel.dk>
Wed, 10 Jun 2020 01:38:24 +0000 (19:38 -0600)
commitc5b856255cbc3b664d686a83fa9397a835e063de
treeb07a4c3d289efb1e3963741f2a986dd1ca41a002tree
parentf5fa38c59cb0b40633dee5cdf7465801be3e4928commit | 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>
fs/io_uring.c diff | blob | history
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