diff options
| author | Pavel Begunkov <asml.silence@gmail.com> | 2022-07-12 22:52:37 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-07-25 02:41:06 +0200 |
| commit | e70cb60893ca64b7df06864aa16c1cf6d6c671db (patch) | |
| tree | fabc1384f3e0dce1c0fc17f5b4b7612901bb8752 /io_uring/io_uring.h | |
| parent | io_uring: initialise msghdr::msg_ubuf (diff) | |
| download | linux-e70cb60893ca64b7df06864aa16c1cf6d6c671db.tar.xz linux-e70cb60893ca64b7df06864aa16c1cf6d6c671db.zip | |
io_uring: export io_put_task()
Make io_put_task() available to non-core parts of io_uring, we'll need
it for notification infrastructure.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/3686807d4c03b72e389947b0e8692d4d44334ef0.1657643355.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'io_uring/io_uring.h')
| -rw-r--r-- | io_uring/io_uring.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/io_uring/io_uring.h b/io_uring/io_uring.h index 5db0a60dc04e..b1c0c0a400d8 100644 --- a/io_uring/io_uring.h +++ b/io_uring/io_uring.h @@ -71,6 +71,7 @@ void io_wq_submit_work(struct io_wq_work *work); void io_free_req(struct io_kiocb *req); void io_queue_next(struct io_kiocb *req); +void __io_put_task(struct task_struct *task, int nr); bool io_match_task_safe(struct io_kiocb *head, struct task_struct *task, bool cancel_all); @@ -258,4 +259,13 @@ static inline void io_commit_cqring_flush(struct io_ring_ctx *ctx) __io_commit_cqring_flush(ctx); } +/* must to be called somewhat shortly after putting a request */ +static inline void io_put_task(struct task_struct *task, int nr) +{ + if (likely(task == current)) + task->io_uring->cached_refs += nr; + else + __io_put_task(task, nr); +} + #endif |