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-rw-r--r--kernel/kernel/sched/core.c8
-rw-r--r--kernel/kernel/sched/work-simple.c1
2 files changed, 9 insertions, 0 deletions
diff --git a/kernel/kernel/sched/core.c b/kernel/kernel/sched/core.c
index 392aad4ec..799b75b27 100644
--- a/kernel/kernel/sched/core.c
+++ b/kernel/kernel/sched/core.c
@@ -5672,6 +5672,14 @@ static int sched_cpu_active(struct notifier_block *nfb,
case CPU_STARTING:
set_cpu_rq_start_time();
return NOTIFY_OK;
+ case CPU_ONLINE:
+ /*
+ * At this point a starting CPU has marked itself as online via
+ * set_cpu_online(). But it might not yet have marked itself
+ * as active, which is essential from here on.
+ *
+ * Thus, fall-through and help the starting CPU along.
+ */
case CPU_DOWN_FAILED:
set_cpu_active((long)hcpu, true);
return NOTIFY_OK;
diff --git a/kernel/kernel/sched/work-simple.c b/kernel/kernel/sched/work-simple.c
index c996f755d..e57a05225 100644
--- a/kernel/kernel/sched/work-simple.c
+++ b/kernel/kernel/sched/work-simple.c
@@ -10,6 +10,7 @@
#include <linux/kthread.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
+#include <linux/export.h>
#define SWORK_EVENT_PENDING (1 << 0)