[PATCH 7/9] io_uring/io-wq: kill off now unused IO_WQ_WORK_NO_CANCEL

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From: Jens Axboe <axboe@xxxxxxxxx>

commit 4014d943cb62db892eb023d385a966a3fce5ee4c upstream

It's no longer used as IORING_OP_CLOSE got rid for the need of flagging
it as uncancelable, kill it of.

Signed-off-by: Jens Axboe <axboe@xxxxxxxxx>
Signed-off-by: Pavel Begunkov <asml.silence@xxxxxxxxx>
---
 fs/io-wq.c    | 1 -
 fs/io-wq.h    | 1 -
 fs/io_uring.c | 5 +----
 3 files changed, 1 insertion(+), 6 deletions(-)

diff --git a/fs/io-wq.c b/fs/io-wq.c
index a564f36e260c..2e2f14f42bf2 100644
--- a/fs/io-wq.c
+++ b/fs/io-wq.c
@@ -944,7 +944,6 @@ static bool io_wq_worker_cancel(struct io_worker *worker, void *data)
 	 */
 	spin_lock_irqsave(&worker->lock, flags);
 	if (worker->cur_work &&
-	    !(worker->cur_work->flags & IO_WQ_WORK_NO_CANCEL) &&
 	    match->fn(worker->cur_work, match->data)) {
 		send_sig(SIGINT, worker->task, 1);
 		match->nr_running++;
diff --git a/fs/io-wq.h b/fs/io-wq.h
index b158f8addcf3..e1ffb80a4a1d 100644
--- a/fs/io-wq.h
+++ b/fs/io-wq.h
@@ -9,7 +9,6 @@ enum {
 	IO_WQ_WORK_CANCEL	= 1,
 	IO_WQ_WORK_HASHED	= 2,
 	IO_WQ_WORK_UNBOUND	= 4,
-	IO_WQ_WORK_NO_CANCEL	= 8,
 	IO_WQ_WORK_CONCURRENT	= 16,
 
 	IO_WQ_WORK_FILES	= 32,
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 7d03689d0e47..5ebc05f41c19 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -6388,11 +6388,8 @@ static struct io_wq_work *io_wq_submit_work(struct io_wq_work *work)
 	if (timeout)
 		io_queue_linked_timeout(timeout);
 
-	/* if NO_CANCEL is set, we must still run the work */
-	if ((work->flags & (IO_WQ_WORK_CANCEL|IO_WQ_WORK_NO_CANCEL)) ==
-				IO_WQ_WORK_CANCEL) {
+	if (work->flags & IO_WQ_WORK_CANCEL)
 		ret = -ECANCELED;
-	}
 
 	if (!ret) {
 		do {
-- 
2.24.0




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