[PATCH] fix creating zero sized bio mempools in low memory system

[powerpc.git] / fs / bio.c

diff --git a/fs/bio.c b/fs/bio.c
index 6a0b9ad..52de79c 100644 (file)
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -1142,7 +1142,7 @@ static int biovec_create_pools(struct bio_set *bs, int pool_entries, int scale)
                struct biovec_slab *bp = bvec_slabs + i;
                mempool_t **bvp = bs->bvec_pools + i;
 
-               if (i >= scale)
+               if (pool_entries > 1 && i >= scale)
                        pool_entries >>= 1;
 
                *bvp = mempool_create_slab_pool(pool_entries, bp->slab);