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authorPavel Begunkov <asml.silence@gmail.com>2021-04-14 13:38:37 +0100
committerJens Axboe <axboe@kernel.dk>2021-04-14 10:43:49 -0600
commitc5de00366e3e675f9e321983d9bd357c1fbea0e9 (patch)
tree3bee5f7bbba3fb8230cab35b882165519e66d8f6 /tools/perf/scripts/python/exported-sql-viewer.py
parent9096af3e9c8734a34703bd9fb5ab14292296f911 (diff)
io_uring: move poll update into remove not add
Having poll update function as a part of IORING_OP_POLL_ADD is not great, we have to do hack around struct layouts and add some overhead in the way of more popular POLL_ADD. Even more serious drawback is that POLL_ADD requires file and always grabs it, and so poll update, which doesn't need it. Incorporate poll update into IORING_OP_POLL_REMOVE instead of IORING_OP_POLL_ADD. It also more consistent with timeout remove/update. Fixes: b69de288e913 ("io_uring: allow events and user_data update of running poll requests") Signed-off-by: Pavel Begunkov <asml.silence@gmail.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
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