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-rw-r--r--mm/oom_kill.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 1c485beb0b93..044ebab2c941 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -44,6 +44,7 @@
#include <linux/init.h>
#include <linux/mmu_notifier.h>
#include <linux/cred.h>
+#include <linux/nmi.h>
#include <asm/tlb.h>
#include "internal.h"
@@ -430,10 +431,15 @@ static void dump_tasks(struct oom_control *oc)
mem_cgroup_scan_tasks(oc->memcg, dump_task, oc);
else {
struct task_struct *p;
+ int i = 0;
rcu_read_lock();
- for_each_process(p)
+ for_each_process(p) {
+ /* Avoid potential softlockup warning */
+ if ((++i & 1023) == 0)
+ touch_softlockup_watchdog();
dump_task(p, oc);
+ }
rcu_read_unlock();
}
}