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-rw-r--r--mm/oom_kill.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 7d056843fa2..4f815b06ac1 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -129,6 +129,14 @@ unsigned long badness(struct task_struct *p, unsigned long uptime)
points /= 4;
/*
+ * If p's nodes don't overlap ours, it may still help to kill p
+ * because p may have allocated or otherwise mapped memory on
+ * this node before. However it will be less likely.
+ */
+ if (!cpuset_excl_nodes_overlap(p))
+ points /= 8;
+
+ /*
* Adjust the score by oomkilladj.
*/
if (p->oomkilladj) {
@@ -198,9 +206,6 @@ static struct task_struct *select_bad_process(unsigned long *ppoints)
continue;
if (p->oomkilladj == OOM_DISABLE)
continue;
- /* If p's nodes don't overlap ours, it won't help to kill p. */
- if (!cpuset_excl_nodes_overlap(p))
- continue;
/*
* This is in the process of releasing memory so wait for it