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Btrfs: csum_verify_file_block locking fix

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2007-04-02 15:43:21 -04:00 committed by David Woodhouse
parent 7cfcc17e7f
commit 2da566edd8
4 changed files with 2 additions and 4 deletions
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1
fs/btrfs/disk-io.c
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@ -160,7 +160,6 @@ static int csum_tree_block(struct btrfs_root *root, struct buffer_head *bh,
int ret;
struct btrfs_node *node;
return 0;
ret = btrfs_csum_data(root, bh->b_data + BTRFS_CSUM_SIZE,
bh->b_size - BTRFS_CSUM_SIZE, result);
if (ret)

2
fs/btrfs/extent-tree.c
View file

@ -249,8 +249,6 @@ static int __free_extent(struct btrfs_trans_handle *trans, struct btrfs_root
btrfs_set_super_blocks_used(info->disk_super,
super_blocks_used - num_blocks);
ret = btrfs_del_item(trans, extent_root, path);
if (extent_root->fs_info->last_insert.objectid > blocknr)
extent_root->fs_info->last_insert.objectid = blocknr;
if (ret)
BUG();
}

2
fs/btrfs/file-item.c
View file

@ -110,6 +110,7 @@ int btrfs_csum_verify_file_block(struct btrfs_root *root,
file_key.offset = offset;
file_key.flags = 0;
btrfs_set_key_type(&file_key, BTRFS_CSUM_ITEM_KEY);
mutex_lock(&root->fs_info->fs_mutex);
ret = btrfs_search_slot(NULL, root, &file_key, path, 0, 0);
if (ret)
goto fail;
@ -123,6 +124,7 @@ int btrfs_csum_verify_file_block(struct btrfs_root *root,
fail:
btrfs_release_path(root, path);
btrfs_free_path(path);
mutex_unlock(&root->fs_info->fs_mutex);
return ret;
}

1
fs/btrfs/super.c
View file

@ -1316,7 +1316,6 @@ static void btrfs_destroy_inode(struct inode *inode)
WARN_ON(ei->magic != 0xDEADBEEF);
WARN_ON(ei->magic2 != 0xDEADBEAF);
WARN_ON(!list_empty(&inode->i_dentry));
WARN_ON(inode->i_ino == 1);
WARN_ON(inode->i_data.nrpages);
ei->magic = 0;