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| author | Pavel Begunkov <asml.silence@gmail.com> | 2020-05-17 14:02:12 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-05-17 09:22:09 -0600 |
| commit | bd2ab18a1d6267446eae1b47dd839050452bdf7f (patch) | |
| tree | a96b6c95160221a2350d61b820030c5a6ccb5fba /fs | |
| parent | 650b548129b60b0d23508351800108196f4aa89f (diff) | |
| download | linux-bd2ab18a1d6267446eae1b47dd839050452bdf7f.tar.gz linux-bd2ab18a1d6267446eae1b47dd839050452bdf7f.tar.bz2 linux-bd2ab18a1d6267446eae1b47dd839050452bdf7f.zip | |
io_uring: fix FORCE_ASYNC req preparation
As for other not inlined requests, alloc req->io for FORCE_ASYNC reqs,
so they can be prepared properly.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/io_uring.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c index 51be07390634..f18cd98be783 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -5608,9 +5608,15 @@ fail_req: io_double_put_req(req); } } else if (req->flags & REQ_F_FORCE_ASYNC) { - ret = io_req_defer_prep(req, sqe); - if (unlikely(ret < 0)) - goto fail_req; + if (!req->io) { + ret = -EAGAIN; + if (io_alloc_async_ctx(req)) + goto fail_req; + ret = io_req_defer_prep(req, sqe); + if (unlikely(ret < 0)) + goto fail_req; + } + /* * Never try inline submit of IOSQE_ASYNC is set, go straight * to async execution. |