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path: root/fs/btrfs/xattr.c
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Diffstat (limited to 'fs/btrfs/xattr.c')
-rw-r--r--fs/btrfs/xattr.c37
1 files changed, 20 insertions, 17 deletions
diff --git a/fs/btrfs/xattr.c b/fs/btrfs/xattr.c
index fccbf5567e78..b3cbf80c5acf 100644
--- a/fs/btrfs/xattr.c
+++ b/fs/btrfs/xattr.c
@@ -47,8 +47,8 @@ ssize_t __btrfs_getxattr(struct inode *inode, const char *name,
return -ENOMEM;
/* lookup the xattr by name */
- di = btrfs_lookup_xattr(NULL, root, path, btrfs_ino(inode), name,
- strlen(name), 0);
+ di = btrfs_lookup_xattr(NULL, root, path, btrfs_ino(BTRFS_I(inode)),
+ name, strlen(name), 0);
if (!di) {
ret = -ENODATA;
goto out;
@@ -94,11 +94,12 @@ static int do_setxattr(struct btrfs_trans_handle *trans,
{
struct btrfs_dir_item *di = NULL;
struct btrfs_root *root = BTRFS_I(inode)->root;
+ struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_path *path;
size_t name_len = strlen(name);
int ret = 0;
- if (name_len + size > BTRFS_MAX_XATTR_SIZE(root))
+ if (name_len + size > BTRFS_MAX_XATTR_SIZE(root->fs_info))
return -ENOSPC;
path = btrfs_alloc_path();
@@ -107,8 +108,8 @@ static int do_setxattr(struct btrfs_trans_handle *trans,
path->skip_release_on_error = 1;
if (!value) {
- di = btrfs_lookup_xattr(trans, root, path, btrfs_ino(inode),
- name, name_len, -1);
+ di = btrfs_lookup_xattr(trans, root, path,
+ btrfs_ino(BTRFS_I(inode)), name, name_len, -1);
if (!di && (flags & XATTR_REPLACE))
ret = -ENODATA;
else if (IS_ERR(di))
@@ -127,8 +128,8 @@ static int do_setxattr(struct btrfs_trans_handle *trans,
*/
if (flags & XATTR_REPLACE) {
ASSERT(inode_is_locked(inode));
- di = btrfs_lookup_xattr(NULL, root, path, btrfs_ino(inode),
- name, name_len, 0);
+ di = btrfs_lookup_xattr(NULL, root, path,
+ btrfs_ino(BTRFS_I(inode)), name, name_len, 0);
if (!di)
ret = -ENODATA;
else if (IS_ERR(di))
@@ -139,7 +140,7 @@ static int do_setxattr(struct btrfs_trans_handle *trans,
di = NULL;
}
- ret = btrfs_insert_xattr_item(trans, root, path, btrfs_ino(inode),
+ ret = btrfs_insert_xattr_item(trans, root, path, btrfs_ino(BTRFS_I(inode)),
name, name_len, value, size);
if (ret == -EOVERFLOW) {
/*
@@ -149,14 +150,14 @@ static int do_setxattr(struct btrfs_trans_handle *trans,
*/
ret = 0;
btrfs_assert_tree_locked(path->nodes[0]);
- di = btrfs_match_dir_item_name(root, path, name, name_len);
+ di = btrfs_match_dir_item_name(fs_info, path, name, name_len);
if (!di && !(flags & XATTR_REPLACE)) {
ret = -ENOSPC;
goto out;
}
} else if (ret == -EEXIST) {
ret = 0;
- di = btrfs_match_dir_item_name(root, path, name, name_len);
+ di = btrfs_match_dir_item_name(fs_info, path, name, name_len);
ASSERT(di); /* logic error */
} else if (ret) {
goto out;
@@ -185,7 +186,7 @@ static int do_setxattr(struct btrfs_trans_handle *trans,
char *ptr;
if (size > old_data_len) {
- if (btrfs_leaf_free_space(root, leaf) <
+ if (btrfs_leaf_free_space(fs_info, leaf) <
(size - old_data_len)) {
ret = -ENOSPC;
goto out;
@@ -195,16 +196,17 @@ static int do_setxattr(struct btrfs_trans_handle *trans,
if (old_data_len + name_len + sizeof(*di) == item_size) {
/* No other xattrs packed in the same leaf item. */
if (size > old_data_len)
- btrfs_extend_item(root, path,
+ btrfs_extend_item(fs_info, path,
size - old_data_len);
else if (size < old_data_len)
- btrfs_truncate_item(root, path, data_size, 1);
+ btrfs_truncate_item(fs_info, path,
+ data_size, 1);
} else {
/* There are other xattrs packed in the same item. */
ret = btrfs_delete_one_dir_name(trans, root, path, di);
if (ret)
goto out;
- btrfs_extend_item(root, path, data_size);
+ btrfs_extend_item(fs_info, path, data_size);
}
item = btrfs_item_nr(slot);
@@ -257,7 +259,7 @@ int __btrfs_setxattr(struct btrfs_trans_handle *trans,
ret = btrfs_update_inode(trans, root, inode);
BUG_ON(ret);
out:
- btrfs_end_transaction(trans, root);
+ btrfs_end_transaction(trans);
return ret;
}
@@ -265,6 +267,7 @@ ssize_t btrfs_listxattr(struct dentry *dentry, char *buffer, size_t size)
{
struct btrfs_key key;
struct inode *inode = d_inode(dentry);
+ struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct btrfs_root *root = BTRFS_I(inode)->root;
struct btrfs_path *path;
int ret = 0;
@@ -275,7 +278,7 @@ ssize_t btrfs_listxattr(struct dentry *dentry, char *buffer, size_t size)
* NOTE: we set key.offset = 0; because we want to start with the
* first xattr that we find and walk forward
*/
- key.objectid = btrfs_ino(inode);
+ key.objectid = btrfs_ino(BTRFS_I(inode));
key.type = BTRFS_XATTR_ITEM_KEY;
key.offset = 0;
@@ -333,7 +336,7 @@ ssize_t btrfs_listxattr(struct dentry *dentry, char *buffer, size_t size)
u32 this_len = sizeof(*di) + name_len + data_len;
unsigned long name_ptr = (unsigned long)(di + 1);
- if (verify_dir_item(root, leaf, di)) {
+ if (verify_dir_item(fs_info, leaf, di)) {
ret = -EIO;
goto err;
}