diff options
| author | Pavel Begunkov <asml.silence@gmail.com> | 2020-02-24 11:30:17 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-03-02 14:04:28 -0700 |
| commit | deb6dc0544884067b93bbf9a4716be323103b911 (patch) | |
| tree | c5a133962f9f77dfc0efb4eebaf1018967d7377d /fs/io_uring.c | |
| parent | 5ea62161167eb8297249d3f4dc63741016f01413 (diff) | |
io_uring: don't do full *prep_worker() from io-wq
io_prep_async_worker() called io_wq_assign_next() do many useless checks:
io_req_work_grab_env() was already called during prep, and @do_hashed
is not ever used. Add io_prep_next_work() -- simplified version, that
can be called io-wq.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/io_uring.c')
| -rw-r--r-- | fs/io_uring.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c index 83ae190a3d31..6f085215be13 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -950,6 +950,17 @@ static inline void io_req_work_drop_env(struct io_kiocb *req) } } +static inline void io_prep_next_work(struct io_kiocb *req, + struct io_kiocb **link) +{ + const struct io_op_def *def = &io_op_defs[req->opcode]; + + if (!(req->flags & REQ_F_ISREG) && def->unbound_nonreg_file) + req->work.flags |= IO_WQ_WORK_UNBOUND; + + *link = io_prep_linked_timeout(req); +} + static inline bool io_prep_async_work(struct io_kiocb *req, struct io_kiocb **link) { @@ -2453,7 +2464,7 @@ static void io_wq_assign_next(struct io_wq_work **workptr, struct io_kiocb *nxt) { struct io_kiocb *link; - io_prep_async_work(nxt, &link); + io_prep_next_work(nxt, &link); *workptr = &nxt->work; if (link) { nxt->work.flags |= IO_WQ_WORK_CB; |