Merge branch 'linus' into x86/pebs

1 files changed, 11 insertions, 6 deletions

diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index da994374ec3b..30494c5da843 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -287,11 +287,11 @@ read_block_bitmap(struct super_block *sb, ext4_group_t block_group)
                             (int)block_group, (unsigned long long)bitmap_blk);
                 return NULL;
         }
-        if (!ext4_valid_block_bitmap(sb, desc, block_group, bh)) {
-                put_bh(bh);
-                return NULL;
-        }
-
+        ext4_valid_block_bitmap(sb, desc, block_group, bh);
+        /*
+         * file system mounted not to panic on error,
+         * continue with corrupt bitmap
+         */
         return bh;
 }
 /*
@@ -1770,7 +1770,12 @@ allocated:
                             "Allocating block in system zone - "
                             "blocks from %llu, length %lu",
                              ret_block, num);
-                goto out;
+                /*
+                 * claim_block marked the blocks we allocated
+                 * as in use. So we may want to selectively
+                 * mark some of the blocks as free
+                 */
+                goto retry_alloc;
         }
 
         performed_allocation = 1;