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-rw-r--r--mm/compaction.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/mm/compaction.c b/mm/compaction.c
index 187a12b5a4cf..6a3584feeeba 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -1566,10 +1566,12 @@ check_drain:
block_start_pfn(cc->migrate_pfn, cc->order);
if (cc->last_migrated_pfn < current_block_start) {
- cpu = get_cpu();
+ cpu = get_cpu_light();
+ local_lock_irq(swapvec_lock);
lru_add_drain_cpu(cpu);
+ local_unlock_irq(swapvec_lock);
drain_local_pages(zone);
- put_cpu();
+ put_cpu_light();
/* No more flushing until we migrate again */
cc->last_migrated_pfn = 0;
}