diff options
| author | Pavel Begunkov <asml.silence@gmail.com> | 2020-03-13 22:31:04 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-03-15 00:02:28 +0100 |
| commit | 8766dd516c535abf04491dca674d0ef6c95d814f (patch) | |
| tree | e91788f7723397bc61cdde1a26418f3b32da533a /fs/io-wq.h | |
| parent | io-wq: don't resched if there is no work (diff) | |
| download | linux-8766dd516c535abf04491dca674d0ef6c95d814f.tar.xz linux-8766dd516c535abf04491dca674d0ef6c95d814f.zip | |
io-wq: split hashing and enqueueing
It's a preparation patch removing io_wq_enqueue_hashed(), which
now should be done by io_wq_hash_work() + io_wq_enqueue().
Also, set hash value for dependant works, and do it as late as possible,
because req->file can be unavailable before. This hash will be ignored
by io-wq.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/io-wq.h')
| -rw-r--r-- | fs/io-wq.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/io-wq.h b/fs/io-wq.h index 2117b9a4f161..298b21f4a4d2 100644 --- a/fs/io-wq.h +++ b/fs/io-wq.h @@ -94,7 +94,12 @@ bool io_wq_get(struct io_wq *wq, struct io_wq_data *data); void io_wq_destroy(struct io_wq *wq); void io_wq_enqueue(struct io_wq *wq, struct io_wq_work *work); -void io_wq_enqueue_hashed(struct io_wq *wq, struct io_wq_work *work, void *val); +void io_wq_hash_work(struct io_wq_work *work, void *val); + +static inline bool io_wq_is_hashed(struct io_wq_work *work) +{ + return work->flags & IO_WQ_WORK_HASHED; +} void io_wq_cancel_all(struct io_wq *wq); enum io_wq_cancel io_wq_cancel_work(struct io_wq *wq, struct io_wq_work *cwork); |