[PATCH 5/8] io_uring: use cancelation match helper for poll and timeout requests

[Jens Axboe <axboe@xxxxxxxxx>]

Get rid of the request vs io_cancel_data checking and just use the
exported helper for this.

Signed-off-by: Jens Axboe <axboe@xxxxxxxxx>
---
 io_uring/poll.c    | 12 ++++--------
 io_uring/timeout.c | 12 +++---------
 2 files changed, 7 insertions(+), 17 deletions(-)

diff --git a/io_uring/poll.c b/io_uring/poll.c
index c7bb292c9046..dc1219f606e5 100644
--- a/io_uring/poll.c
+++ b/io_uring/poll.c
@@ -824,14 +824,10 @@ static struct io_kiocb *io_poll_file_find(struct io_ring_ctx *ctx,
 
 		spin_lock(&hb->lock);
 		hlist_for_each_entry(req, &hb->list, hash_node) {
-			if (!(cd->flags & IORING_ASYNC_CANCEL_ANY) &&
-			    req->file != cd->file)
-				continue;
-			if (cd->seq == req->work.cancel_seq)
-				continue;
-			req->work.cancel_seq = cd->seq;
-			*out_bucket = hb;
-			return req;
+			if (io_cancel_req_match(req, cd)) {
+				*out_bucket = hb;
+				return req;
+			}
 		}
 		spin_unlock(&hb->lock);
 	}
diff --git a/io_uring/timeout.c b/io_uring/timeout.c
index 4200099ad96e..6242130e73c6 100644
--- a/io_uring/timeout.c
+++ b/io_uring/timeout.c
@@ -268,16 +268,10 @@ static struct io_kiocb *io_timeout_extract(struct io_ring_ctx *ctx,
 	list_for_each_entry(timeout, &ctx->timeout_list, list) {
 		struct io_kiocb *tmp = cmd_to_io_kiocb(timeout);
 
-		if (!(cd->flags & IORING_ASYNC_CANCEL_ANY) &&
-		    cd->data != tmp->cqe.user_data)
-			continue;
-		if (cd->flags & (IORING_ASYNC_CANCEL_ALL|IORING_ASYNC_CANCEL_ANY)) {
-			if (cd->seq == tmp->work.cancel_seq)
-				continue;
-			tmp->work.cancel_seq = cd->seq;
+		if (io_cancel_req_match(tmp, cd)) {
+			req = tmp;
+			break;
 		}
-		req = tmp;
-		break;
 	}
 	if (!req)
 		return ERR_PTR(-ENOENT);
-- 
2.40.1