Re: [PATCH RFC v7 14/16] fuse: {uring} Handle IO_URING_F_TASK_DEAD

[Pavel Begunkov <asml.silence@gmail.com>]

On 11/27/24 13:40, Bernd Schubert wrote:
> The ring task is terminating, it not safe to still access
> its resources. Also no need for further actions.
> 
> Signed-off-by: Bernd Schubert <bschubert@ddn.com>
> ---
>   fs/fuse/dev_uring.c | 10 ++++++++--
>   1 file changed, 8 insertions(+), 2 deletions(-)
> 
> diff --git a/fs/fuse/dev_uring.c b/fs/fuse/dev_uring.c
> index 66addb5d00c36d84a0d8d1f470f5ae10d8ee3f6f..94dc3f56d4ab604eb4b87d3b9731567e3a214b0a 100644
> --- a/fs/fuse/dev_uring.c
> +++ b/fs/fuse/dev_uring.c
> @@ -1056,16 +1056,22 @@ fuse_uring_send_req_in_task(struct io_uring_cmd *cmd,
>   
>   	BUILD_BUG_ON(sizeof(pdu) > sizeof(cmd->pdu));
>   
> +	if (unlikely(issue_flags & IO_URING_F_TASK_DEAD)) {
> +		err = -ECANCELED;
> +		goto terminating;
> +	}

Can you just fix up the patch that added the function? Patch 11, I
assume. No need to keep a bug for a couple of commits when you can
avoid introducing it in the first place.

-- 
Pavel Begunkov