* [PATCH] io_uring: fail links of cancelled timeouts
@ 2021-09-09 12:56 Pavel Begunkov
2021-09-09 15:41 ` Jens Axboe
0 siblings, 1 reply; 2+ messages in thread
From: Pavel Begunkov @ 2021-09-09 12:56 UTC (permalink / raw)
To: Jens Axboe, io-uring; +Cc: asml.silence
When we cancel a timeout we should mark it with REQ_F_FAIL, so
linked requests are cancelled as well, but not queued for further
execution.
Cc: stable@vger.kernel.org
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
---
fs/io_uring.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/io_uring.c b/fs/io_uring.c
index aabc2b489831..e6ccdae189b0 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -1486,6 +1486,8 @@ static void io_kill_timeout(struct io_kiocb *req, int status)
struct io_timeout_data *io = req->async_data;
if (hrtimer_try_to_cancel(&io->timer) != -1) {
+ if (status)
+ req_set_fail(req);
atomic_set(&req->ctx->cq_timeouts,
atomic_read(&req->ctx->cq_timeouts) + 1);
list_del_init(&req->timeout.list);
--
2.33.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] io_uring: fail links of cancelled timeouts
2021-09-09 12:56 [PATCH] io_uring: fail links of cancelled timeouts Pavel Begunkov
@ 2021-09-09 15:41 ` Jens Axboe
0 siblings, 0 replies; 2+ messages in thread
From: Jens Axboe @ 2021-09-09 15:41 UTC (permalink / raw)
To: Pavel Begunkov, io-uring
On 9/9/21 6:56 AM, Pavel Begunkov wrote:
> When we cancel a timeout we should mark it with REQ_F_FAIL, so
> linked requests are cancelled as well, but not queued for further
> execution.
Applied, thanks.
--
Jens Axboe
^ permalink raw reply [flat|nested] 2+ messages in thread
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