io_uring: don't clear REQ_F_LINK_TIMEOUT
REQ_F_LINK_TIMEOUT is a hint that to look for linked timeouts to cancel,
we're leaving it even when it's already fired. Hence don't care to clear
it in io_kill_linked_timeout(), it's safe and is called only once.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 7a6b2b3..a152c0f 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -1766,7 +1766,6 @@ static bool io_kill_linked_timeout(struct io_kiocb *req)
__must_hold(&req->ctx->completion_lock)
{
struct io_kiocb *link = req->link;
- bool cancelled = false;
/*
* Can happen if a linked timeout fired and link had been like
@@ -1782,11 +1781,10 @@ static bool io_kill_linked_timeout(struct io_kiocb *req)
if (ret != -1) {
io_cqring_fill_event(link, -ECANCELED);
io_put_req_deferred(link, 1);
- cancelled = true;
+ return true;
}
}
- req->flags &= ~REQ_F_LINK_TIMEOUT;
- return cancelled;
+ return false;
}
static void io_fail_links(struct io_kiocb *req)