diff options
| -rw-r--r-- | mm/percpu.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/mm/percpu.c b/mm/percpu.c index 0c06e2f549a7..bc58bcbe4b60 100644 --- a/mm/percpu.c +++ b/mm/percpu.c @@ -1702,6 +1702,7 @@ void free_percpu(void __percpu *ptr) struct pcpu_chunk *chunk; unsigned long flags; int off; + bool need_balance = false; if (!ptr) return; @@ -1723,7 +1724,7 @@ void free_percpu(void __percpu *ptr) list_for_each_entry(pos, &pcpu_slot[pcpu_nr_slots - 1], list) if (pos != chunk) { - pcpu_schedule_balance_work(); + need_balance = true; break; } } @@ -1731,6 +1732,9 @@ void free_percpu(void __percpu *ptr) trace_percpu_free_percpu(chunk->base_addr, off, ptr); spin_unlock_irqrestore(&pcpu_lock, flags); + + if (need_balance) + pcpu_schedule_balance_work(); } EXPORT_SYMBOL_GPL(free_percpu); |