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io_uring: simplify nxt propagation in io_queue_sqe 

Don't overuse goto's, complex control flow doesn't make compilers happy
and makes code harder to read.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2020-10-22 16:47:17 +01:00 committed by Jens Axboe
parent feaadc4fc2
commit 9aaf354352
1 changed files with 3 additions and 7 deletions
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10
fs/io_uring.c
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@ -6188,7 +6188,6 @@ again:
*/ */
if (ret == -EAGAIN && !(req->flags & REQ_F_NOWAIT)) { if (ret == -EAGAIN && !(req->flags & REQ_F_NOWAIT)) {
if (!io_arm_poll_handler(req)) { if (!io_arm_poll_handler(req)) {
punt:
/* /*
* Queued up for async execution, worker will release * Queued up for async execution, worker will release
* submit reference when the iocb is actually submitted. * submit reference when the iocb is actually submitted.
@ -6217,12 +6216,9 @@ punt:
if (nxt) { if (nxt) {
req = nxt; req = nxt;
if (!(req->flags & REQ_F_FORCE_ASYNC))
if (req->flags & REQ_F_FORCE_ASYNC) { goto again;
linked_timeout = NULL; io_queue_async_work(req);
goto punt;
}
goto again;
} }
exit: exit:
if (old_creds) if (old_creds)