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| author |   Pavel Begunkov <asml.silence@gmail.com> | 2021-03-01 18:20:46 +0000 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2021-03-04 06:38:04 -0700 |
| commit | f85c310ac376ce81a954507315ff11be4ddbf214 (patch) | |
| tree | 1b2993e12e376c99049002628b4f7379b1217a4e /fs/io_uring.c | |
| parent | io_uring: choose right tctx->io_wq for try cancel (diff) | |
| download | linux-dev-f85c310ac376ce81a954507315ff11be4ddbf214.tar.xz linux-dev-f85c310ac376ce81a954507315ff11be4ddbf214.zip | |
io_uring: inline io_req_clean_work()
Inline io_req_clean_work(), less code and easier to analyse
tctx dependencies and refs usage.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to '')
| -rw-r--r-- | fs/io_uring.c | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c index d6c5465b372b..afa0e91488e6 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -1167,22 +1167,6 @@ static bool req_need_defer(struct io_kiocb *req, u32 seq) return false; } -static void io_req_clean_work(struct io_kiocb *req) -{ - if (req->flags & REQ_F_INFLIGHT) { - struct io_ring_ctx *ctx = req->ctx; - struct io_uring_task *tctx = req->task->io_uring; - unsigned long flags; - - spin_lock_irqsave(&ctx->inflight_lock, flags); - list_del(&req->inflight_entry); - spin_unlock_irqrestore(&ctx->inflight_lock, flags); - req->flags &= ~REQ_F_INFLIGHT; - if (atomic_read(&tctx->in_idle)) - wake_up(&tctx->wait); - } -} - static void io_req_track_inflight(struct io_kiocb *req) { struct io_ring_ctx *ctx = req->ctx; @@ -1671,7 +1655,19 @@ static void io_dismantle_req(struct io_kiocb *req) io_put_file(req, req->file, (req->flags & REQ_F_FIXED_FILE)); if (req->fixed_rsrc_refs) percpu_ref_put(req->fixed_rsrc_refs); - io_req_clean_work(req); + + if (req->flags & REQ_F_INFLIGHT) { + struct io_ring_ctx *ctx = req->ctx; + struct io_uring_task *tctx = req->task->io_uring; + unsigned long flags; + + spin_lock_irqsave(&ctx->inflight_lock, flags); + list_del(&req->inflight_entry); + spin_unlock_irqrestore(&ctx->inflight_lock, flags); + req->flags &= ~REQ_F_INFLIGHT; + if (atomic_read(&tctx->in_idle)) + wake_up(&tctx->wait); + } } static inline void io_put_task(struct task_struct *task, int nr) |