1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index be48cedf986b..c54de989eb00 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -255,7 +255,9 @@ static struct region *__rh_alloc(struct region_hash *rh, region_t region)
         struct region *reg, *nreg;
 
         read_unlock(&rh->hash_lock);
-        nreg = mempool_alloc(rh->region_pool, GFP_NOIO);
+        nreg = mempool_alloc(rh->region_pool, GFP_ATOMIC);
+        if (unlikely(!nreg))
+                nreg = kmalloc(sizeof(struct region), GFP_NOIO);
         nreg->state = rh->log->type->in_sync(rh->log, region, 1) ?
                 RH_CLEAN : RH_NOSYNC;
         nreg->rh = rh;