mm: oom_kill: remove memcg argument from oom_kill_task()

The memcg argument of oom_kill_task() hasn't been used since 341aea2
'oom-kill: remove boost_dying_task_prio()'.  Kill it.

Signed-off-by: Johannes Weiner <jweiner@redhat.com>
Acked-by: David Rientjes <rientjes@google.com>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: Michal Hocko <mhocko@suse.cz>
Cc: Balbir Singh <bsingharora@gmail.com>
Cc: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 3134ee2fb2e8a27e4bda50319d9b11e0da9467d5..6dfd07d5eaf30a064752b9770d48a896860ac5ee 100644 (file)
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -428,7 +428,7 @@ static void dump_header(struct task_struct *p, gfp_t gfp_mask, int order,
 }
 
 #define K(x) ((x) << (PAGE_SHIFT-10))
-static int oom_kill_task(struct task_struct *p, struct mem_cgroup *mem)
+static int oom_kill_task(struct task_struct *p)
 {
        struct task_struct *q;
        struct mm_struct *mm;
@@ -527,7 +527,7 @@ static int oom_kill_process(struct task_struct *p, gfp_t gfp_mask, int order,
                }
        } while_each_thread(p, t);
 
-       return oom_kill_task(victim, mem);
+       return oom_kill_task(victim);
 }
 
 /*