ldiskfs/kernel_patches/patches/rhel6.3/ext4-not-discard-preallocation-umount.patch

   1 Index: linux-stage/fs/ext4/mballoc.c
   2 ===================================================================
   3 --- linux-stage.orig/fs/ext4/mballoc.c
   4 +++ linux-stage/fs/ext4/mballoc.c
   5 @@ -3781,7 +3781,8 @@ ext4_mb_release_inode_pa(struct ext4_bud
   6                  * from the bitmap and continue.
   7                  */
   8         }
   9 -       BUG_ON(pa->pa_free != free);
  10 +       /* do not verify if the file system is being umounted */
  11 +       BUG_ON(atomic_read(&sb->s_active) > 0 && pa->pa_free != free);
  12         atomic_add(free, &sbi->s_mb_discarded);
  13
  14         return err;