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btrfs-progs: let corrupt-block kill nbytes

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Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2015-07-03 18:07:17 +02:00
parent fabf14c540
commit fd31a4d6ba
1 changed files with 8 additions and 0 deletions
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8
btrfs-corrupt-block.c
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@ -299,6 +299,7 @@ static void btrfs_corrupt_extent_tree(struct btrfs_trans_handle *trans,
enum btrfs_inode_field {
BTRFS_INODE_FIELD_ISIZE,
BTRFS_INODE_FIELD_NBYTES,
BTRFS_INODE_FIELD_BAD,
};
@ -335,6 +336,8 @@ static enum btrfs_inode_field convert_inode_field(char *field)
{
if (!strncmp(field, "isize", FIELD_BUF_LEN))
return BTRFS_INODE_FIELD_ISIZE;
if (!strncmp(field, "nbytes", FIELD_BUF_LEN))
return BTRFS_INODE_FIELD_NBYTES;
return BTRFS_INODE_FIELD_BAD;
}
@ -593,6 +596,11 @@ static int corrupt_inode(struct btrfs_trans_handle *trans,
bogus = generate_u64(orig);
btrfs_set_inode_size(path->nodes[0], ei, bogus);
break;
case BTRFS_INODE_FIELD_NBYTES:
orig = btrfs_inode_nbytes(path->nodes[0], ei);
bogus = generate_u64(orig);
btrfs_set_inode_nbytes(path->nodes[0], ei, bogus);
break;
default:
ret = -EINVAL;
break;