On Tue 22-10-19 16:15:17, Johannes Weiner wrote:
> When the reclaim loop in memory_max_write() is ^C'd or similar, we set
> err to -EINTR. But we don't return err. Once the limit is set, we
> always return success (nbytes). Delete the dead code.
>
> Signed-off-by: Johannes Weiner <hannes@xxxxxxxxxxx>
Acked-by: Michal Hocko <mhocko@xxxxxxxx>
> ---
> mm/memcontrol.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/mm/memcontrol.c b/mm/memcontrol.c
> index 055975b0b3a3..ff90d4e7df37 100644
> --- a/mm/memcontrol.c
> +++ b/mm/memcontrol.c
> @@ -6122,10 +6122,8 @@ static ssize_t memory_max_write(struct kernfs_open_file *of,
> if (nr_pages <= max)
> break;
>
> - if (signal_pending(current)) {
> - err = -EINTR;
> + if (signal_pending(current))
> break;
> - }
>
> if (!drained) {
> drain_all_stock(memcg);
> --
> 2.23.0
>
--
Michal Hocko
SUSE Labs
