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| author | Pavel Begunkov <asml.silence@gmail.com> | 2025-01-28 00:55:24 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-02-17 11:36:52 +0100 |
| commit | f0ef94553868d07c1b14d7743a7e2553e5a831a3 (patch) | |
| tree | e2e7644696c40918bc4298f2bf69d744796a8b68 /io_uring/net.c | |
| parent | 398fa7ee50638d38fc4cb7204f0eebdf390eef78 (diff) | |
io_uring: fix multishots with selected buffers
commit d63b0e8a628e62ca85a0f7915230186bb92f8bb4 upstream.
We do io_kbuf_recycle() when arming a poll but every iteration of a
multishot can grab more buffers, which is why we need to flush the kbuf
ring state before continuing with waiting.
Cc: stable@vger.kernel.org
Fixes: b3fdea6ecb55c ("io_uring: multishot recv")
Reported-by: Muhammad Ramdhan <ramdhan@starlabs.sg>
Reported-by: Bing-Jhong Billy Jheng <billy@starlabs.sg>
Reported-by: Jacob Soo <jacob.soo@starlabs.sg>
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/1bfc9990fe435f1fc6152ca9efeba5eb3e68339c.1738025570.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'io_uring/net.c')
0 files changed, 0 insertions, 0 deletions