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btrfs: pass root to various extent ref mod functions

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We need the actual root for the ref verifier tool to work, so change
these functions to pass the root around instead.  This will be used in
a subsequent patch.

Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Josef Bacik 2017-09-29 15:43:49 -04:00 committed by David Sterba
parent fb592373cd
commit 84f7d8e624
8 changed files with 37 additions and 33 deletions
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2
fs/btrfs/ctree.c
View File

@ -192,7 +192,7 @@ struct extent_buffer *btrfs_lock_root_node(struct btrfs_root *root)
* tree until you end up with a lock on the root. A locked buffer
* is returned, with a reference held.
*/
static struct extent_buffer *btrfs_read_lock_root_node(struct btrfs_root *root)
struct extent_buffer *btrfs_read_lock_root_node(struct btrfs_root *root)
{
struct extent_buffer *eb;

7
fs/btrfs/ctree.h
View File

@ -2637,7 +2637,7 @@ void btrfs_free_tree_block(struct btrfs_trans_handle *trans,
struct extent_buffer *buf,
u64 parent, int last_ref);
int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans,
u64 root_objectid, u64 owner,
struct btrfs_root *root, u64 owner,
u64 offset, u64 ram_bytes,
struct btrfs_key *ins);
int btrfs_alloc_logged_file_extent(struct btrfs_trans_handle *trans,
@ -2656,7 +2656,7 @@ int btrfs_set_disk_extent_flags(struct btrfs_trans_handle *trans,
u64 bytenr, u64 num_bytes, u64 flags,
int level, int is_data);
int btrfs_free_extent(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info,
struct btrfs_root *root,
u64 bytenr, u64 num_bytes, u64 parent, u64 root_objectid,
u64 owner, u64 offset);
@ -2668,7 +2668,7 @@ void btrfs_prepare_extent_commit(struct btrfs_fs_info *fs_info);
int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info);
int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info,
struct btrfs_root *root,
u64 bytenr, u64 num_bytes, u64 parent,
u64 root_objectid, u64 owner, u64 offset);
@ -2807,6 +2807,7 @@ void btrfs_set_item_key_safe(struct btrfs_fs_info *fs_info,
const struct btrfs_key *new_key);
struct extent_buffer *btrfs_root_node(struct btrfs_root *root);
struct extent_buffer *btrfs_lock_root_node(struct btrfs_root *root);
struct extent_buffer *btrfs_read_lock_root_node(struct btrfs_root *root);
int btrfs_find_next_key(struct btrfs_root *root, struct btrfs_path *path,
struct btrfs_key *key, int lowest_level,
u64 min_trans);

24
fs/btrfs/extent-tree.c
View File

@ -2177,10 +2177,11 @@ int btrfs_discard_extent(struct btrfs_fs_info *fs_info, u64 bytenr,
/* Can return -ENOMEM */
int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info,
struct btrfs_root *root,
u64 bytenr, u64 num_bytes, u64 parent,
u64 root_objectid, u64 owner, u64 offset)
{
struct btrfs_fs_info *fs_info = root->fs_info;
int old_ref_mod, new_ref_mod;
int ret;
@ -3339,7 +3340,7 @@ static int __btrfs_mod_ref(struct btrfs_trans_handle *trans,
int level;
int ret = 0;
int (*process_func)(struct btrfs_trans_handle *,
struct btrfs_fs_info *,
struct btrfs_root *,
u64, u64, u64, u64, u64, u64);
@ -3379,7 +3380,7 @@ static int __btrfs_mod_ref(struct btrfs_trans_handle *trans,
num_bytes = btrfs_file_extent_disk_num_bytes(buf, fi);
key.offset -= btrfs_file_extent_offset(buf, fi);
ret = process_func(trans, fs_info, bytenr, num_bytes,
ret = process_func(trans, root, bytenr, num_bytes,
parent, ref_root, key.objectid,
key.offset);
if (ret)
@ -3387,7 +3388,7 @@ static int __btrfs_mod_ref(struct btrfs_trans_handle *trans,
} else {
bytenr = btrfs_node_blockptr(buf, i);
num_bytes = fs_info->nodesize;
ret = process_func(trans, fs_info, bytenr, num_bytes,
ret = process_func(trans, root, bytenr, num_bytes,
parent, ref_root, level - 1, 0);
if (ret)
goto fail;
@ -7331,17 +7332,17 @@ out:
/* Can return -ENOMEM */
int btrfs_free_extent(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info,
struct btrfs_root *root,
u64 bytenr, u64 num_bytes, u64 parent, u64 root_objectid,
u64 owner, u64 offset)
{
struct btrfs_fs_info *fs_info = root->fs_info;
int old_ref_mod, new_ref_mod;
int ret;
if (btrfs_is_testing(fs_info))
return 0;
/*
* tree log blocks never actually go into the extent allocation
* tree, just update pinning info and exit early.
@ -8308,17 +8309,18 @@ static int alloc_reserved_tree_block(struct btrfs_trans_handle *trans,
}
int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans,
u64 root_objectid, u64 owner,
struct btrfs_root *root, u64 owner,
u64 offset, u64 ram_bytes,
struct btrfs_key *ins)
{
struct btrfs_fs_info *fs_info = trans->fs_info;
struct btrfs_fs_info *fs_info = root->fs_info;
int ret;
BUG_ON(root_objectid == BTRFS_TREE_LOG_OBJECTID);
BUG_ON(root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID);
ret = btrfs_add_delayed_data_ref(fs_info, trans, ins->objectid,
ins->offset, 0, root_objectid, owner,
ins->offset, 0,
root->root_key.objectid, owner,
offset, ram_bytes,
BTRFS_ADD_DELAYED_EXTENT, NULL, NULL);
return ret;
@ -8896,7 +8898,7 @@ skip:
ret);
}
}
ret = btrfs_free_extent(trans, fs_info, bytenr, blocksize,
ret = btrfs_free_extent(trans, root, bytenr, blocksize,
parent, root->root_key.objectid,
level - 1, 0);
if (ret)

10
fs/btrfs/file.c
View File

@ -856,7 +856,7 @@ next_slot:
btrfs_mark_buffer_dirty(leaf);
if (update_refs && disk_bytenr > 0) {
ret = btrfs_inc_extent_ref(trans, fs_info,
ret = btrfs_inc_extent_ref(trans, root,
disk_bytenr, num_bytes, 0,
root->root_key.objectid,
new_key.objectid,
@ -940,7 +940,7 @@ delete_extent_item:
extent_end = ALIGN(extent_end,
fs_info->sectorsize);
} else if (update_refs && disk_bytenr > 0) {
ret = btrfs_free_extent(trans, fs_info,
ret = btrfs_free_extent(trans, root,
disk_bytenr, num_bytes, 0,
root->root_key.objectid,
key.objectid, key.offset -
@ -1234,7 +1234,7 @@ again:
extent_end - split);
btrfs_mark_buffer_dirty(leaf);
ret = btrfs_inc_extent_ref(trans, fs_info, bytenr, num_bytes,
ret = btrfs_inc_extent_ref(trans, root, bytenr, num_bytes,
0, root->root_key.objectid,
ino, orig_offset);
if (ret) {
@ -1268,7 +1268,7 @@ again:
extent_end = other_end;
del_slot = path->slots[0] + 1;
del_nr++;
ret = btrfs_free_extent(trans, fs_info, bytenr, num_bytes,
ret = btrfs_free_extent(trans, root, bytenr, num_bytes,
0, root->root_key.objectid,
ino, orig_offset);
if (ret) {
@ -1288,7 +1288,7 @@ again:
key.offset = other_start;
del_slot = path->slots[0];
del_nr++;
ret = btrfs_free_extent(trans, fs_info, bytenr, num_bytes,
ret = btrfs_free_extent(trans, root, bytenr, num_bytes,
0, root->root_key.objectid,
ino, orig_offset);
if (ret) {

9
fs/btrfs/inode.c
View File

@ -2218,8 +2218,9 @@ static int insert_reserved_file_extent(struct btrfs_trans_handle *trans,
if (ret < 0)
goto out;
qg_released = ret;
ret = btrfs_alloc_reserved_file_extent(trans, root->root_key.objectid,
btrfs_ino(BTRFS_I(inode)), file_pos, qg_released, &ins);
ret = btrfs_alloc_reserved_file_extent(trans, root,
btrfs_ino(BTRFS_I(inode)),
file_pos, qg_released, &ins);
out:
btrfs_free_path(path);
@ -2671,7 +2672,7 @@ again:
inode_add_bytes(inode, len);
btrfs_release_path(path);
ret = btrfs_inc_extent_ref(trans, fs_info, new->bytenr,
ret = btrfs_inc_extent_ref(trans, root, new->bytenr,
new->disk_len, 0,
backref->root_id, backref->inum,
new->file_pos); /* start - extent_offset */
@ -4665,7 +4666,7 @@ delete:
root == fs_info->tree_root)) {
btrfs_set_path_blocking(path);
bytes_deleted += extent_num_bytes;
ret = btrfs_free_extent(trans, fs_info, extent_start,
ret = btrfs_free_extent(trans, root, extent_start,
extent_num_bytes, 0,
btrfs_header_owner(leaf),
ino, extent_offset);

2
fs/btrfs/ioctl.c
View File

@ -3694,7 +3694,7 @@ process_slot:
if (disko) {
inode_add_bytes(inode, datal);
ret = btrfs_inc_extent_ref(trans,
fs_info,
root,
disko, diskl, 0,
root->root_key.objectid,
btrfs_ino(BTRFS_I(inode)),

14
fs/btrfs/relocation.c
View File

@ -1742,7 +1742,7 @@ int replace_file_extents(struct btrfs_trans_handle *trans,
dirty = 1;
key.offset -= btrfs_file_extent_offset(leaf, fi);
ret = btrfs_inc_extent_ref(trans, fs_info, new_bytenr,
ret = btrfs_inc_extent_ref(trans, root, new_bytenr,
num_bytes, parent,
btrfs_header_owner(leaf),
key.objectid, key.offset);
@ -1751,7 +1751,7 @@ int replace_file_extents(struct btrfs_trans_handle *trans,
break;
}
ret = btrfs_free_extent(trans, fs_info, bytenr, num_bytes,
ret = btrfs_free_extent(trans, root, bytenr, num_bytes,
parent, btrfs_header_owner(leaf),
key.objectid, key.offset);
if (ret) {
@ -1952,21 +1952,21 @@ again:
path->slots[level], old_ptr_gen);
btrfs_mark_buffer_dirty(path->nodes[level]);
ret = btrfs_inc_extent_ref(trans, fs_info, old_bytenr,
ret = btrfs_inc_extent_ref(trans, src, old_bytenr,
blocksize, path->nodes[level]->start,
src->root_key.objectid, level - 1, 0);
BUG_ON(ret);
ret = btrfs_inc_extent_ref(trans, fs_info, new_bytenr,
ret = btrfs_inc_extent_ref(trans, dest, new_bytenr,
blocksize, 0, dest->root_key.objectid,
level - 1, 0);
BUG_ON(ret);
ret = btrfs_free_extent(trans, fs_info, new_bytenr, blocksize,
ret = btrfs_free_extent(trans, src, new_bytenr, blocksize,
path->nodes[level]->start,
src->root_key.objectid, level - 1, 0);
BUG_ON(ret);
ret = btrfs_free_extent(trans, fs_info, old_bytenr, blocksize,
ret = btrfs_free_extent(trans, dest, old_bytenr, blocksize,
0, dest->root_key.objectid, level - 1,
0);
BUG_ON(ret);
@ -2808,7 +2808,7 @@ static int do_relocation(struct btrfs_trans_handle *trans,
trans->transid);
btrfs_mark_buffer_dirty(upper->eb);
ret = btrfs_inc_extent_ref(trans, root->fs_info,
ret = btrfs_inc_extent_ref(trans, root,
node->eb->start, blocksize,
upper->eb->start,
btrfs_header_owner(upper->eb),

2
fs/btrfs/tree-log.c
View File

@ -717,7 +717,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans,
ret = btrfs_lookup_data_extent(fs_info, ins.objectid,
ins.offset);
if (ret == 0) {
ret = btrfs_inc_extent_ref(trans, fs_info,
ret = btrfs_inc_extent_ref(trans, root,
ins.objectid, ins.offset,
0, root->root_key.objectid,
key->objectid, offset);