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-rw-r--r--kernel/sched/debug.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
index f7e4579e746c..879d3ccf3806 100644
--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -751,9 +751,16 @@ void sysrq_sched_debug_show(void)
int cpu;
sched_debug_header(NULL);
- for_each_online_cpu(cpu)
+ for_each_online_cpu(cpu) {
+ /*
+ * Need to reset softlockup watchdogs on all CPUs, because
+ * another CPU might be blocked waiting for us to process
+ * an IPI or stop_machine.
+ */
+ touch_nmi_watchdog();
+ touch_all_softlockup_watchdogs();
print_cpu(NULL, cpu);
-
+ }
}
/*