Commit 6bccf3ab authored by Jeff Mahoney's avatar Jeff Mahoney Committed by David Sterba
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btrfs: call functions that always use the same root with fs_info instead



There are many functions that are always called with the same root
argument.  Rather than passing the same root every time, we can
pass an fs_info pointer instead and have the function get the root
pointer itself.

Signed-off-by: default avatarJeff Mahoney <jeffm@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 5b4aacef
......@@ -2640,7 +2640,7 @@ int btrfs_setup_space_cache(struct btrfs_trans_handle *trans,
int btrfs_extent_readonly(struct btrfs_root *root, u64 bytenr);
int btrfs_free_block_groups(struct btrfs_fs_info *info);
int btrfs_read_block_groups(struct btrfs_fs_info *info);
int btrfs_can_relocate(struct btrfs_root *root, u64 bytenr);
int btrfs_can_relocate(struct btrfs_fs_info *fs_info, u64 bytenr);
int btrfs_make_block_group(struct btrfs_trans_handle *trans,
struct btrfs_root *root, u64 bytes_used,
u64 type, u64 chunk_objectid, u64 chunk_offset,
......@@ -2649,7 +2649,7 @@ struct btrfs_trans_handle *btrfs_start_trans_remove_block_group(
struct btrfs_fs_info *fs_info,
const u64 chunk_offset);
int btrfs_remove_block_group(struct btrfs_trans_handle *trans,
struct btrfs_root *root, u64 group_start,
struct btrfs_fs_info *fs_info, u64 group_start,
struct extent_map *em);
void btrfs_delete_unused_bgs(struct btrfs_fs_info *fs_info);
void btrfs_get_block_group_trimming(struct btrfs_block_group_cache *cache);
......@@ -2935,11 +2935,11 @@ int btrfs_old_root_level(struct btrfs_root *root, u64 time_seq);
/* root-item.c */
int btrfs_add_root_ref(struct btrfs_trans_handle *trans,
struct btrfs_root *tree_root,
struct btrfs_fs_info *fs_info,
u64 root_id, u64 ref_id, u64 dirid, u64 sequence,
const char *name, int name_len);
int btrfs_del_root_ref(struct btrfs_trans_handle *trans,
struct btrfs_root *tree_root,
struct btrfs_fs_info *fs_info,
u64 root_id, u64 ref_id, u64 dirid, u64 *sequence,
const char *name, int name_len);
int btrfs_del_root(struct btrfs_trans_handle *trans, struct btrfs_root *root,
......@@ -2954,7 +2954,7 @@ int __must_check btrfs_update_root(struct btrfs_trans_handle *trans,
int btrfs_find_root(struct btrfs_root *root, struct btrfs_key *search_key,
struct btrfs_path *path, struct btrfs_root_item *root_item,
struct btrfs_key *root_key);
int btrfs_find_orphan_roots(struct btrfs_root *tree_root);
int btrfs_find_orphan_roots(struct btrfs_fs_info *fs_info);
void btrfs_set_root_node(struct btrfs_root_item *item,
struct extent_buffer *node);
void btrfs_check_and_init_root_item(struct btrfs_root_item *item);
......@@ -2963,10 +2963,10 @@ void btrfs_update_root_times(struct btrfs_trans_handle *trans,
/* uuid-tree.c */
int btrfs_uuid_tree_add(struct btrfs_trans_handle *trans,
struct btrfs_root *uuid_root, u8 *uuid, u8 type,
struct btrfs_fs_info *fs_info, u8 *uuid, u8 type,
u64 subid);
int btrfs_uuid_tree_rem(struct btrfs_trans_handle *trans,
struct btrfs_root *uuid_root, u8 *uuid, u8 type,
struct btrfs_fs_info *fs_info, u8 *uuid, u8 type,
u64 subid);
int btrfs_uuid_tree_iterate(struct btrfs_fs_info *fs_info,
int (*check_func)(struct btrfs_fs_info *, u8 *, u8,
......@@ -3613,7 +3613,7 @@ static inline int btrfs_init_acl(struct btrfs_trans_handle *trans,
#endif
/* relocation.c */
int btrfs_relocate_block_group(struct btrfs_root *root, u64 group_start);
int btrfs_relocate_block_group(struct btrfs_fs_info *fs_info, u64 group_start);
int btrfs_init_reloc_root(struct btrfs_trans_handle *trans,
struct btrfs_root *root);
int btrfs_update_reloc_root(struct btrfs_trans_handle *trans,
......
......@@ -2296,8 +2296,7 @@ static void btrfs_init_balance(struct btrfs_fs_info *fs_info)
init_waitqueue_head(&fs_info->balance_wait_q);
}
static void btrfs_init_btree_inode(struct btrfs_fs_info *fs_info,
struct btrfs_root *tree_root)
static void btrfs_init_btree_inode(struct btrfs_fs_info *fs_info)
{
fs_info->btree_inode->i_ino = BTRFS_BTREE_INODE_OBJECTID;
set_nlink(fs_info->btree_inode, 1);
......@@ -2317,7 +2316,7 @@ static void btrfs_init_btree_inode(struct btrfs_fs_info *fs_info,
BTRFS_I(fs_info->btree_inode)->io_tree.ops = &btree_extent_io_ops;
BTRFS_I(fs_info->btree_inode)->root = tree_root;
BTRFS_I(fs_info->btree_inode)->root = fs_info->tree_root;
memset(&BTRFS_I(fs_info->btree_inode)->location, 0,
sizeof(struct btrfs_key));
set_bit(BTRFS_INODE_DUMMY,
......@@ -2485,7 +2484,7 @@ static int btrfs_replay_log(struct btrfs_fs_info *fs_info,
}
if (fs_info->sb->s_flags & MS_RDONLY) {
ret = btrfs_commit_super(tree_root);
ret = btrfs_commit_super(fs_info);
if (ret)
return ret;
}
......@@ -2493,13 +2492,15 @@ static int btrfs_replay_log(struct btrfs_fs_info *fs_info,
return 0;
}
static int btrfs_read_roots(struct btrfs_fs_info *fs_info,
struct btrfs_root *tree_root)
static int btrfs_read_roots(struct btrfs_fs_info *fs_info)
{
struct btrfs_root *tree_root = fs_info->tree_root;
struct btrfs_root *root;
struct btrfs_key location;
int ret;
BUG_ON(!fs_info->tree_root);
location.objectid = BTRFS_EXTENT_TREE_OBJECTID;
location.type = BTRFS_ROOT_ITEM_KEY;
location.offset = 0;
......@@ -2710,7 +2711,7 @@ int open_ctree(struct super_block *sb,
sb->s_blocksize_bits = blksize_bits(4096);
sb->s_bdi = &fs_info->bdi;
btrfs_init_btree_inode(fs_info, tree_root);
btrfs_init_btree_inode(fs_info);
spin_lock_init(&fs_info->block_group_cache_lock);
fs_info->block_group_cache_tree = RB_ROOT;
......@@ -2908,7 +2909,7 @@ int open_ctree(struct super_block *sb,
sb->s_blocksize_bits = blksize_bits(sectorsize);
mutex_lock(&fs_info->chunk_mutex);
ret = btrfs_read_sys_array(tree_root);
ret = btrfs_read_sys_array(fs_info);
mutex_unlock(&fs_info->chunk_mutex);
if (ret) {
btrfs_err(fs_info, "failed to read the system array: %d", ret);
......@@ -2985,7 +2986,7 @@ retry_root_backup:
mutex_unlock(&tree_root->objectid_mutex);
ret = btrfs_read_roots(fs_info, tree_root);
ret = btrfs_read_roots(fs_info);
if (ret)
goto recovery_tree_root;
......@@ -3106,7 +3107,7 @@ retry_root_backup:
}
}
ret = btrfs_find_orphan_roots(tree_root);
ret = btrfs_find_orphan_roots(fs_info);
if (ret)
goto fail_qgroup;
......@@ -3154,7 +3155,7 @@ retry_root_backup:
if (ret) {
btrfs_warn(fs_info,
"failed to clear free space tree: %d", ret);
close_ctree(tree_root);
close_ctree(fs_info);
return ret;
}
}
......@@ -3166,7 +3167,7 @@ retry_root_backup:
if (ret) {
btrfs_warn(fs_info,
"failed to create free space tree: %d", ret);
close_ctree(tree_root);
close_ctree(fs_info);
return ret;
}
}
......@@ -3175,7 +3176,7 @@ retry_root_backup:
if ((ret = btrfs_orphan_cleanup(fs_info->fs_root)) ||
(ret = btrfs_orphan_cleanup(fs_info->tree_root))) {
up_read(&fs_info->cleanup_work_sem);
close_ctree(tree_root);
close_ctree(fs_info);
return ret;
}
up_read(&fs_info->cleanup_work_sem);
......@@ -3183,14 +3184,14 @@ retry_root_backup:
ret = btrfs_resume_balance_async(fs_info);
if (ret) {
btrfs_warn(fs_info, "failed to resume balance: %d", ret);
close_ctree(tree_root);
close_ctree(fs_info);
return ret;
}
ret = btrfs_resume_dev_replace_async(fs_info);
if (ret) {
btrfs_warn(fs_info, "failed to resume device replace: %d", ret);
close_ctree(tree_root);
close_ctree(fs_info);
return ret;
}
......@@ -3202,7 +3203,7 @@ retry_root_backup:
if (ret) {
btrfs_warn(fs_info,
"failed to create the UUID tree: %d", ret);
close_ctree(tree_root);
close_ctree(fs_info);
return ret;
}
} else if (btrfs_test_opt(tree_root->fs_info, RESCAN_UUID_TREE) ||
......@@ -3213,7 +3214,7 @@ retry_root_backup:
if (ret) {
btrfs_warn(fs_info,
"failed to check the UUID tree: %d", ret);
close_ctree(tree_root);
close_ctree(fs_info);
return ret;
}
} else {
......@@ -3886,8 +3887,9 @@ int btrfs_cleanup_fs_roots(struct btrfs_fs_info *fs_info)
return err;
}
int btrfs_commit_super(struct btrfs_root *root)
int btrfs_commit_super(struct btrfs_fs_info *fs_info)
{
struct btrfs_root *root = fs_info->tree_root;
struct btrfs_trans_handle *trans;
mutex_lock(&root->fs_info->cleaner_mutex);
......@@ -3905,9 +3907,9 @@ int btrfs_commit_super(struct btrfs_root *root)
return btrfs_commit_transaction(trans, root);
}
void close_ctree(struct btrfs_root *root)
void close_ctree(struct btrfs_fs_info *fs_info)
{
struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_root *root = fs_info->tree_root;
int ret;
set_bit(BTRFS_FS_CLOSING_START, &fs_info->flags);
......@@ -3944,7 +3946,7 @@ void close_ctree(struct btrfs_root *root)
*/
btrfs_delete_unused_bgs(root->fs_info);
ret = btrfs_commit_super(root);
ret = btrfs_commit_super(fs_info);
if (ret)
btrfs_err(fs_info, "commit super ret %d", ret);
}
......
......@@ -56,13 +56,13 @@ void clean_tree_block(struct btrfs_trans_handle *trans,
int open_ctree(struct super_block *sb,
struct btrfs_fs_devices *fs_devices,
char *options);
void close_ctree(struct btrfs_root *root);
void close_ctree(struct btrfs_fs_info *fs_info);
int write_ctree_super(struct btrfs_trans_handle *trans,
struct btrfs_root *root, int max_mirrors);
struct buffer_head *btrfs_read_dev_super(struct block_device *bdev);
int btrfs_read_dev_one_super(struct block_device *bdev, int copy_num,
struct buffer_head **bh_ret);
int btrfs_commit_super(struct btrfs_root *root);
int btrfs_commit_super(struct btrfs_fs_info *fs_info);
struct btrfs_root *btrfs_read_fs_root(struct btrfs_root *tree_root,
struct btrfs_key *location);
int btrfs_init_fs_root(struct btrfs_root *root);
......
......@@ -9514,8 +9514,9 @@ void btrfs_dec_block_group_ro(struct btrfs_root *root,
* @return - -1 if it's not a good idea to relocate this block group, 0 if its
* ok to go ahead and try.
*/
int btrfs_can_relocate(struct btrfs_root *root, u64 bytenr)
int btrfs_can_relocate(struct btrfs_fs_info *fs_info, u64 bytenr)
{
struct btrfs_root *root = fs_info->extent_root;
struct btrfs_block_group_cache *block_group;
struct btrfs_space_info *space_info;
struct btrfs_fs_devices *fs_devices = root->fs_info->fs_devices;
......@@ -9659,9 +9660,11 @@ out:
return ret;
}
static int find_first_block_group(struct btrfs_root *root,
struct btrfs_path *path, struct btrfs_key *key)
static int find_first_block_group(struct btrfs_fs_info *fs_info,
struct btrfs_path *path,
struct btrfs_key *key)
{
struct btrfs_root *root = fs_info->extent_root;
int ret = 0;
struct btrfs_key found_key;
struct extent_buffer *leaf;
......@@ -9961,7 +9964,7 @@ int btrfs_read_block_groups(struct btrfs_fs_info *info)
need_clear = 1;
while (1) {
ret = find_first_block_group(root, path, &key);
ret = find_first_block_group(info, path, &key);
if (ret > 0)
break;
if (ret != 0)
......@@ -10140,7 +10143,7 @@ void btrfs_create_pending_block_groups(struct btrfs_trans_handle *trans,
sizeof(item));
if (ret)
btrfs_abort_transaction(trans, ret);
ret = btrfs_finish_chunk_alloc(trans, extent_root,
ret = btrfs_finish_chunk_alloc(trans, extent_root->fs_info,
key.objectid, key.offset);
if (ret)
btrfs_abort_transaction(trans, ret);
......@@ -10263,9 +10266,10 @@ static void clear_avail_alloc_bits(struct btrfs_fs_info *fs_info, u64 flags)
}
int btrfs_remove_block_group(struct btrfs_trans_handle *trans,
struct btrfs_root *root, u64 group_start,
struct btrfs_fs_info *fs_info, u64 group_start,
struct extent_map *em)
{
struct btrfs_root *root = fs_info->extent_root;
struct btrfs_path *path;
struct btrfs_block_group_cache *block_group;
struct btrfs_free_cluster *cluster;
......@@ -10279,9 +10283,7 @@ int btrfs_remove_block_group(struct btrfs_trans_handle *trans,
struct btrfs_caching_control *caching_ctl = NULL;
bool remove_em;
root = root->fs_info->extent_root;
block_group = btrfs_lookup_block_group(root->fs_info, group_start);
block_group = btrfs_lookup_block_group(fs_info, group_start);
BUG_ON(!block_group);
BUG_ON(!block_group->ro);
......
......@@ -4179,7 +4179,7 @@ int btrfs_unlink_subvol(struct btrfs_trans_handle *trans,
}
btrfs_release_path(path);
ret = btrfs_del_root_ref(trans, root->fs_info->tree_root,
ret = btrfs_del_root_ref(trans, root->fs_info,
objectid, root->root_key.objectid,
dir_ino, &index, name, name_len);
if (ret < 0) {
......@@ -6296,7 +6296,7 @@ int btrfs_add_link(struct btrfs_trans_handle *trans,
}
if (unlikely(ino == BTRFS_FIRST_FREE_OBJECTID)) {
ret = btrfs_add_root_ref(trans, root->fs_info->tree_root,
ret = btrfs_add_root_ref(trans, root->fs_info,
key.objectid, root->root_key.objectid,
parent_ino, index, name, name_len);
} else if (add_backref) {
......@@ -6332,7 +6332,7 @@ fail_dir_item:
if (unlikely(ino == BTRFS_FIRST_FREE_OBJECTID)) {
u64 local_index;
int err;
err = btrfs_del_root_ref(trans, root->fs_info->tree_root,
err = btrfs_del_root_ref(trans, root->fs_info,
key.objectid, root->root_key.objectid,
parent_ino, &local_index, name, name_len);
......
......@@ -596,14 +596,13 @@ static noinline int create_subvol(struct inode *dir,
ret = btrfs_update_inode(trans, root, dir);
BUG_ON(ret);
ret = btrfs_add_root_ref(trans, root->fs_info->tree_root,
ret = btrfs_add_root_ref(trans, root->fs_info,
objectid, root->root_key.objectid,
btrfs_ino(dir), index, name, namelen);
BUG_ON(ret);
ret = btrfs_uuid_tree_add(trans, root->fs_info->uuid_root,
root_item->uuid, BTRFS_UUID_KEY_SUBVOL,
objectid);
ret = btrfs_uuid_tree_add(trans, root->fs_info, root_item->uuid,
BTRFS_UUID_KEY_SUBVOL, objectid);
if (ret)
btrfs_abort_transaction(trans, ret);
......@@ -2520,8 +2519,8 @@ static noinline int btrfs_ioctl_snap_destroy(struct file *file,
}
}
ret = btrfs_uuid_tree_rem(trans, root->fs_info->uuid_root,
dest->root_item.uuid, BTRFS_UUID_KEY_SUBVOL,
ret = btrfs_uuid_tree_rem(trans, root->fs_info, dest->root_item.uuid,
BTRFS_UUID_KEY_SUBVOL,
dest->root_key.objectid);
if (ret && ret != -ENOENT) {
btrfs_abort_transaction(trans, ret);
......@@ -2529,7 +2528,7 @@ static noinline int btrfs_ioctl_snap_destroy(struct file *file,
goto out_end_trans;
}
if (!btrfs_is_empty_uuid(dest->root_item.received_uuid)) {
ret = btrfs_uuid_tree_rem(trans, root->fs_info->uuid_root,
ret = btrfs_uuid_tree_rem(trans, root->fs_info,
dest->root_item.received_uuid,
BTRFS_UUID_KEY_RECEIVED_SUBVOL,
dest->root_key.objectid);
......@@ -5148,7 +5147,7 @@ static long _btrfs_ioctl_set_received_subvol(struct file *file,
BTRFS_UUID_SIZE);
if (received_uuid_changed &&
!btrfs_is_empty_uuid(root_item->received_uuid))
btrfs_uuid_tree_rem(trans, root->fs_info->uuid_root,
btrfs_uuid_tree_rem(trans, root->fs_info,
root_item->received_uuid,
BTRFS_UUID_KEY_RECEIVED_SUBVOL,
root->root_key.objectid);
......@@ -5167,8 +5166,7 @@ static long _btrfs_ioctl_set_received_subvol(struct file *file,
goto out;
}
if (received_uuid_changed && !btrfs_is_empty_uuid(sa->uuid)) {
ret = btrfs_uuid_tree_add(trans, root->fs_info->uuid_root,
sa->uuid,
ret = btrfs_uuid_tree_add(trans, root->fs_info, sa->uuid,
BTRFS_UUID_KEY_RECEIVED_SUBVOL,
root->root_key.objectid);
if (ret < 0 && ret != -EEXIST) {
......
......@@ -4306,9 +4306,9 @@ static void describe_relocation(struct btrfs_fs_info *fs_info,
/*
* function to relocate all extents in a block group.
*/
int btrfs_relocate_block_group(struct btrfs_root *extent_root, u64 group_start)
int btrfs_relocate_block_group(struct btrfs_fs_info *fs_info, u64 group_start)
{
struct btrfs_fs_info *fs_info = extent_root->fs_info;
struct btrfs_root *extent_root = fs_info->extent_root;
struct reloc_control *rc;
struct inode *inode;
struct btrfs_path *path;
......
......@@ -216,8 +216,9 @@ int btrfs_insert_root(struct btrfs_trans_handle *trans, struct btrfs_root *root,
return btrfs_insert_item(trans, root, key, item, sizeof(*item));
}
int btrfs_find_orphan_roots(struct btrfs_root *tree_root)
int btrfs_find_orphan_roots(struct btrfs_fs_info *fs_info)
{
struct btrfs_root *tree_root = fs_info->tree_root;
struct extent_buffer *leaf;
struct btrfs_path *path;
struct btrfs_key key;
......@@ -358,11 +359,12 @@ out:
}
int btrfs_del_root_ref(struct btrfs_trans_handle *trans,
struct btrfs_root *tree_root,
struct btrfs_fs_info *fs_info,
u64 root_id, u64 ref_id, u64 dirid, u64 *sequence,
const char *name, int name_len)
{
struct btrfs_root *tree_root = fs_info->tree_root;
struct btrfs_path *path;
struct btrfs_root_ref *ref;
struct extent_buffer *leaf;
......@@ -429,10 +431,11 @@ out:
* Will return 0, -ENOMEM, or anything from the CoW path
*/
int btrfs_add_root_ref(struct btrfs_trans_handle *trans,
struct btrfs_root *tree_root,
struct btrfs_fs_info *fs_info,
u64 root_id, u64 ref_id, u64 dirid, u64 sequence,
const char *name, int name_len)
{
struct btrfs_root *tree_root = fs_info->tree_root;
struct btrfs_key key;
int ret;
struct btrfs_path *path;
......
......@@ -305,7 +305,7 @@ void __btrfs_panic(struct btrfs_fs_info *fs_info, const char *function,
static void btrfs_put_super(struct super_block *sb)
{
close_ctree(btrfs_sb(sb)->tree_root);
close_ctree(btrfs_sb(sb));
}
enum {
......@@ -1173,7 +1173,7 @@ static int btrfs_fill_super(struct super_block *sb,
return 0;
fail_close:
close_ctree(fs_info->tree_root);
close_ctree(fs_info);
return err;
}
......@@ -1784,7 +1784,7 @@ static int btrfs_remount(struct super_block *sb, int *flags, char *data)
btrfs_scrub_cancel(fs_info);
btrfs_pause_balance(fs_info);
ret = btrfs_commit_super(root);
ret = btrfs_commit_super(fs_info);
if (ret)
goto restore;
} else {
......@@ -1901,9 +1901,10 @@ static inline void btrfs_descending_sort_devices(
* The helper to calc the free space on the devices that can be used to store
* file data.
*/
static int btrfs_calc_avail_data_space(struct btrfs_root *root, u64 *free_bytes)
static int btrfs_calc_avail_data_space(struct btrfs_fs_info *fs_info,
u64 *free_bytes)
{
struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_root *root = fs_info->tree_root;
struct btrfs_device_info *devices_info;
struct btrfs_fs_devices *fs_devices = fs_info->fs_devices;
struct btrfs_device *device;
......@@ -2137,7 +2138,7 @@ static int btrfs_statfs(struct dentry *dentry, struct kstatfs *buf)
spin_unlock(&block_rsv->lock);
buf->f_bavail = div_u64(total_free_data, factor);
ret = btrfs_calc_avail_data_space(fs_info->tree_root, &total_free_data);
ret = btrfs_calc_avail_data_space(fs_info, &total_free_data);
if (ret)
return ret;
buf->f_bavail += div_u64(total_free_data, factor);
......
......@@ -1571,7 +1571,7 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans,
/*
* insert root back/forward references
*/
ret = btrfs_add_root_ref(trans, tree_root, objectid,
ret = btrfs_add_root_ref(trans, fs_info, objectid,
parent_root->root_key.objectid,
btrfs_ino(parent_inode), index,
dentry->d_name.name, dentry->d_name.len);
......@@ -1631,14 +1631,14 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans,
btrfs_abort_transaction(trans, ret);
goto fail;
}
ret = btrfs_uuid_tree_add(trans, fs_info->uuid_root, new_uuid.b,
ret = btrfs_uuid_tree_add(trans, fs_info, new_uuid.b,
BTRFS_UUID_KEY_SUBVOL, objectid);
if (ret) {
btrfs_abort_transaction(trans, ret);
goto fail;
}
if (!btrfs_is_empty_uuid(new_root_item->received_uuid)) {
ret = btrfs_uuid_tree_add(trans, fs_info->uuid_root,
ret = btrfs_uuid_tree_add(trans, fs_info,
new_root_item->received_uuid,
BTRFS_UUID_KEY_RECEIVED_SUBVOL,
objectid);
......
......@@ -92,9 +92,10 @@ out:
}
int btrfs_uuid_tree_add(struct btrfs_trans_handle *trans,
struct btrfs_root *uuid_root, u8 *uuid, u8 type,
struct btrfs_fs_info *fs_info, u8 *uuid, u8 type,
u64 subid_cpu)
{
struct btrfs_root *uuid_root = fs_info->uuid_root;
int ret;
struct btrfs_path *path = NULL;
struct btrfs_key key;
......@@ -138,7 +139,7 @@ int btrfs_uuid_tree_add(struct btrfs_trans_handle *trans,
offset = btrfs_item_ptr_offset(eb, slot);
offset += btrfs_item_size_nr(eb, slot) - sizeof(subid_le);
} else if (ret < 0) {
btrfs_warn(uuid_root->fs_info,
btrfs_warn(fs_info,
"insert uuid item failed %d (0x%016llx, 0x%016llx) type %u!",
ret, (unsigned long long)key.objectid,
(unsigned long long)key.offset, type);
......@@ -156,9 +157,10 @@ out:
}
int btrfs_uuid_tree_rem(struct btrfs_trans_handle *trans,
struct btrfs_root *uuid_root, u8 *uuid, u8 type,
struct btrfs_fs_info *fs_info, u8 *uuid, u8 type,
u64 subid)
{
struct btrfs_root *uuid_root = fs_info->uuid_root;
int ret;
struct btrfs_path *path = NULL;
struct btrfs_key key;
......@@ -250,7 +252,7 @@ static int btrfs_uuid_iter_rem(struct btrfs_root *uuid_root, u8 *uuid, u8 type,
goto out;
}
ret = btrfs_uuid_tree_rem(trans, uuid_root, uuid, type, subid);
ret = btrfs_uuid_tree_rem(trans, uuid_root->fs_info, uuid, type, subid);
btrfs_end_transaction(trans, uuid_root);
out:
......
......@@ -2749,9 +2749,10 @@ out:
return ret;
}
static int btrfs_del_sys_chunk(struct btrfs_root *root, u64 chunk_objectid, u64
chunk_offset)
static int btrfs_del_sys_chunk(struct btrfs_fs_info *fs_info,
u64 chunk_objectid, u64 chunk_offset)
{
struct btrfs_root *root = fs_info->chunk_root;
struct btrfs_super_block *super_copy = root->fs_info->super_copy;
struct btrfs_disk_key *disk_key;
struct btrfs_chunk *chunk;
......@@ -2879,17 +2880,18 @@ int btrfs_remove_chunk(struct btrfs_trans_handle *trans,
goto out;
}
trace_btrfs_chunk_free(root, map, chunk_offset, em->len);
trace_btrfs_chunk_free(fs_info, map, chunk_offset, em->len);
if (map->type & BTRFS_BLOCK_GROUP_SYSTEM) {
ret = btrfs_del_sys_chunk(root, chunk_objectid, chunk_offset);
ret = btrfs_del_sys_chunk(fs_info, chunk_objectid,
chunk_offset);
if (ret) {
btrfs_abort_transaction(trans, ret);
goto out;
}
}
ret = btrfs_remove_block_group(trans, extent_root, chunk_offset, em);
ret = btrfs_remove_block_group(trans, fs_info, chunk_offset, em);
if (ret) {
btrfs_abort_transaction(trans, ret);
goto out;
......@@ -2922,13 +2924,13 @@ static int btrfs_relocate_chunk(struct btrfs_fs_info *fs_info, u64 chunk_offset)
*/
ASSERT(mutex_is_locked(&root->fs_info->delete_unused_bgs_mutex));
ret = btrfs_can_relocate(extent_root, chunk_offset);
ret = btrfs_can_relocate(root->fs_info, chunk_offset);
if (ret)
return -ENOSPC;
/* step one, relocate all the extents inside this chunk */
btrfs_scrub_pause(root);
ret = btrfs_relocate_block_group(extent_root, chunk_offset);
ret = btrfs_relocate_block_group(root->fs_info, chunk_offset);
btrfs_scrub_continue(root);
if (ret)
return ret;
......@@ -3025,9 +3027,10 @@ error: