From: Li Zefan In commit 4c4a22148909e4c003562ea7ffe0a06e26919e3c, we moved the memcontroller-related code from badness() to select_bad_process(), so the parameter 'mem' in badness() is unused now. Signed-off-by: Li Zefan Signed-off-by: Andrew Morton --- mm/oom_kill.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff -puN mm/oom_kill.c~oom_kill-remove-unused-parameter-in-badness mm/oom_kill.c --- a/mm/oom_kill.c~oom_kill-remove-unused-parameter-in-badness +++ a/mm/oom_kill.c @@ -53,8 +53,7 @@ static DEFINE_SPINLOCK(zone_scan_mutex); * of least surprise ... (be careful when you change it) */ -unsigned long badness(struct task_struct *p, unsigned long uptime, - struct mem_cgroup *mem) +unsigned long badness(struct task_struct *p, unsigned long uptime) { unsigned long points, cpu_time, run_time, s; struct mm_struct *mm; @@ -256,7 +255,7 @@ static struct task_struct *select_bad_pr if (p->oomkilladj == OOM_DISABLE) continue; - points = badness(p, uptime.tv_sec, mem); + points = badness(p, uptime.tv_sec); if (points > *ppoints || !chosen) { chosen = p; *ppoints = points; _