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io_uring: split slow path from io_queue_sqe

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We don't want the slow path of io_queue_sqe to be inlined, so extract a
function from it.

   text    data     bss     dec     hex filename
  91950   13986       8  105944   19dd8 ./fs/io_uring.o
  91758   13986       8  105752   19d18 ./fs/io_uring.o

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/fb01253911f8fb374268f65b1ba939b54ca6583f.1632516769.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2021-09-24 21:59:58 +01:00 committed by Jens Axboe
parent 2a56a9bd64
commit 4652fe3f10
1 changed files with 11 additions and 4 deletions
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15
fs/io_uring.c
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@ -6935,12 +6935,10 @@ issue_sqe:
}
}
static inline void io_queue_sqe(struct io_kiocb *req)
static void io_queue_sqe_fallback(struct io_kiocb *req)
__must_hold(&req->ctx->uring_lock)
{
if (likely(!(req->flags & (REQ_F_FORCE_ASYNC | REQ_F_FAIL)))) {
__io_queue_sqe(req);
} else if (req->flags & REQ_F_FAIL) {
if (req->flags & REQ_F_FAIL) {
io_req_complete_fail_submit(req);
} else if (unlikely(req->ctx->drain_active) && io_drain_req(req)) {
return;
@ -6954,6 +6952,15 @@ static inline void io_queue_sqe(struct io_kiocb *req)
}
}
static inline void io_queue_sqe(struct io_kiocb *req)
__must_hold(&req->ctx->uring_lock)
{
if (likely(!(req->flags & (REQ_F_FORCE_ASYNC | REQ_F_FAIL))))
__io_queue_sqe(req);
else
io_queue_sqe_fallback(req);
}
/*
* Check SQE restrictions (opcode and flags).
*