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author | Jiufei Xue <jiufei.xue@linux.alibaba.com> | 2020-06-10 13:41:59 +0800 |
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committer | Jens Axboe <axboe@kernel.dk> | 2020-06-10 18:06:16 -0600 |
commit | e697deed834de15d2322d0619d51893022c90ea2 (patch) | |
tree | 686a3c4003efa9d74e3f7658c5b3b3bebf854dbd /fs | |
parent | 405a5d2b2762f2a9813efdee93274d4e7bf607a1 (diff) | |
download | linux-e697deed834de15d2322d0619d51893022c90ea2.tar.gz |
io_uring: check file O_NONBLOCK state for accept
If the socket is O_NONBLOCK, we should complete the accept request
with -EAGAIN when data is not ready.
Signed-off-by: Jiufei Xue <jiufei.xue@linux.alibaba.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/io_uring.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c index d72b2a9463ca..5b0249140ff5 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -3909,6 +3909,9 @@ static int io_accept(struct io_kiocb *req, bool force_nonblock) unsigned int file_flags = force_nonblock ? O_NONBLOCK : 0; int ret; + if (req->file->f_flags & O_NONBLOCK) + req->flags |= REQ_F_NOWAIT; + ret = __sys_accept4_file(req->file, file_flags, accept->addr, accept->addr_len, accept->flags, accept->nofile); |