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-rw-r--r--fs/bio.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/bio.c b/fs/bio.c
index 1f3bb501c26..8f1d2e815c9 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -1243,11 +1243,11 @@ static int __init init_bio(void)
scale = 4;
/*
- * scale number of entries
+ * Limit number of entries reserved -- mempools are only used when
+ * the system is completely unable to allocate memory, so we only
+ * need enough to make progress.
*/
- bvec_pool_entries = megabytes * 2;
- if (bvec_pool_entries > 256)
- bvec_pool_entries = 256;
+ bvec_pool_entries = 1 + scale;
fs_bio_set = bioset_create(BIO_POOL_SIZE, bvec_pool_entries, scale);
if (!fs_bio_set)