diff options
Diffstat (limited to 'fs/ext4/balloc.c')
| -rw-r--r-- | fs/ext4/balloc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c index 0b202e00d93f..5f993a411251 100644 --- a/fs/ext4/balloc.c +++ b/fs/ext4/balloc.c @@ -371,7 +371,8 @@ static int ext4_validate_block_bitmap(struct super_block *sb, if (buffer_verified(bh)) goto verified; if (unlikely(!ext4_block_bitmap_csum_verify(sb, block_group, - desc, bh))) { + desc, bh) || + ext4_simulate_fail(sb, EXT4_SIM_BBITMAP_CRC))) { ext4_unlock_group(sb, block_group); ext4_error(sb, "bg %u: bad block bitmap checksum", block_group); ext4_mark_group_bitmap_corrupted(sb, block_group, @@ -505,7 +506,9 @@ int ext4_wait_block_bitmap(struct super_block *sb, ext4_group_t block_group, if (!desc) return -EFSCORRUPTED; wait_on_buffer(bh); + ext4_simulate_fail_bh(sb, bh, EXT4_SIM_BBITMAP_EIO); if (!buffer_uptodate(bh)) { + ext4_set_errno(sb, EIO); ext4_error(sb, "Cannot read block bitmap - " "block_group = %u, block_bitmap = %llu", block_group, (unsigned long long) bh->b_blocknr); |