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(parent: 5c7aa39) | patch
io_uring: check non-sync defer_list carefully
authorPavel Begunkov <asml.silence@gmail.com>
Fri, 1 May 2020 14:09:37 +0000 (17:09 +0300)
committerJens Axboe <axboe@kernel.dk>
Fri, 1 May 2020 14:50:30 +0000 (08:50 -0600)
commit06512f2c7d956568bc4c458c38bbfe2bbc680e81
tree240096f00b0440988e2e5a83802d9b98f9497986tree | snapshot
parent5c7aa39cb9ace838c67bfd35d2a46cbd43f95242commit | diff
io_uring: check non-sync defer_list carefully

io_req_defer() do double-checked locking. Use proper helpers for that,
i.e. list_empty_careful().

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
fs/io_uring.c diff | blob | history
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