On Wed 18-11-20 09:47:41, Christoph Hellwig wrote:
> disk_get_part needs to be paired with a disk_put_part.
>
> Fixes: ef45fe470e1 ("blk-cgroup: show global disk stats in root cgroup io.stat")
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Looks good to me. You can add:
Reviewed-by: Jan Kara <jack@xxxxxxx>
Honza
> ---
> block/blk-cgroup.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
> index c68bdf58c9a6e1..54fbe1e80cc41a 100644
> --- a/block/blk-cgroup.c
> +++ b/block/blk-cgroup.c
> @@ -849,6 +849,7 @@ static void blkcg_fill_root_iostats(void)
> blkg_iostat_set(&blkg->iostat.cur, &tmp);
> u64_stats_update_end(&blkg->iostat.sync);
> }
> + disk_put_part(part);
> }
> }
>
> --
> 2.29.2
>
--
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR
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