From 025b7799b35d32e46988ba0614ea2f91b85d6375 Mon Sep 17 00:00:00 2001 From: ZhangPeng Date: Fri, 16 Jun 2023 14:30:30 +0800 Subject: mm/memcg: remove return value of mem_cgroup_scan_tasks() No user checks the return value of mem_cgroup_scan_tasks(). Make the return value void. Link: https://lkml.kernel.org/r/20230616063030.977586-1-zhangpeng362@huawei.com Signed-off-by: ZhangPeng Cc: Johannes Weiner Cc: Kefeng Wang Cc: Michal Hocko Cc: Muchun Song Cc: Nanyong Sun Cc: Roman Gushchin Cc: Shakeel Butt Signed-off-by: Andrew Morton --- include/linux/memcontrol.h | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'include/linux') diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index c3d3a0c09315..5818af8eca5a 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -820,8 +820,8 @@ struct mem_cgroup *mem_cgroup_iter(struct mem_cgroup *, struct mem_cgroup *, struct mem_cgroup_reclaim_cookie *); void mem_cgroup_iter_break(struct mem_cgroup *, struct mem_cgroup *); -int mem_cgroup_scan_tasks(struct mem_cgroup *, - int (*)(struct task_struct *, void *), void *); +void mem_cgroup_scan_tasks(struct mem_cgroup *memcg, + int (*)(struct task_struct *, void *), void *arg); static inline unsigned short mem_cgroup_id(struct mem_cgroup *memcg) { @@ -1364,10 +1364,9 @@ static inline void mem_cgroup_iter_break(struct mem_cgroup *root, { } -static inline int mem_cgroup_scan_tasks(struct mem_cgroup *memcg, +static inline void mem_cgroup_scan_tasks(struct mem_cgroup *memcg, int (*fn)(struct task_struct *, void *), void *arg) { - return 0; } static inline unsigned short mem_cgroup_id(struct mem_cgroup *memcg) -- cgit v1.2.3