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| author | Zhaolei <zhaolei@cn.fujitsu.com> | 2015-08-06 20:58:11 +0800 |
|---|---|---|
| committer | Chris Mason <clm@fb.com> | 2015-08-09 07:07:14 -0700 |
| commit | 147d256e0980e31505d25d721be979d6a8d2148c (patch) | |
| tree | cec285ed92c35ef69c7af00cfc83a96beb8c54ab | |
| parent | dc2ee4e244138124a05cdc39365b38d4cc77e3fa (diff) | |
| download | lwn-147d256e0980e31505d25d721be979d6a8d2148c.tar.gz lwn-147d256e0980e31505d25d721be979d6a8d2148c.zip | |
btrfs: Remove unnecessary variants in relocation.c
These arguments are not used in functions, remove them for cleanup
and make kernel stack happy.
Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
| -rw-r--r-- | fs/btrfs/ctree.h | 3 | ||||
| -rw-r--r-- | fs/btrfs/relocation.c | 13 | ||||
| -rw-r--r-- | fs/btrfs/transaction.c | 2 |
3 files changed, 7 insertions, 11 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index f57e6cae394b..f335c18bd263 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -4185,8 +4185,7 @@ int btrfs_reloc_clone_csums(struct inode *inode, u64 file_pos, u64 len); int btrfs_reloc_cow_block(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct extent_buffer *buf, struct extent_buffer *cow); -void btrfs_reloc_pre_snapshot(struct btrfs_trans_handle *trans, - struct btrfs_pending_snapshot *pending, +void btrfs_reloc_pre_snapshot(struct btrfs_pending_snapshot *pending, u64 *bytes_to_reserve); int btrfs_reloc_post_snapshot(struct btrfs_trans_handle *trans, struct btrfs_pending_snapshot *pending); diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 46989289c6e6..303babeef505 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -2523,8 +2523,7 @@ struct btrfs_root *select_reloc_root(struct btrfs_trans_handle *trans, * counted. return -ENOENT if the block is root of reloc tree. */ static noinline_for_stack -struct btrfs_root *select_one_root(struct btrfs_trans_handle *trans, - struct backref_node *node) +struct btrfs_root *select_one_root(struct backref_node *node) { struct backref_node *next; struct btrfs_root *root; @@ -2912,7 +2911,7 @@ static int relocate_tree_block(struct btrfs_trans_handle *trans, return 0; BUG_ON(node->processed); - root = select_one_root(trans, node); + root = select_one_root(node); if (root == ERR_PTR(-ENOENT)) { update_processed_blocks(rc, node); goto out; @@ -3755,8 +3754,7 @@ out: * helper to find next unprocessed extent */ static noinline_for_stack -int find_next_extent(struct btrfs_trans_handle *trans, - struct reloc_control *rc, struct btrfs_path *path, +int find_next_extent(struct reloc_control *rc, struct btrfs_path *path, struct btrfs_key *extent_key) { struct btrfs_key key; @@ -3951,7 +3949,7 @@ restart: continue; } - ret = find_next_extent(trans, rc, path, &key); + ret = find_next_extent(rc, path, &key); if (ret < 0) err = ret; if (ret != 0) @@ -4596,8 +4594,7 @@ int btrfs_reloc_cow_block(struct btrfs_trans_handle *trans, * called before creating snapshot. it calculates metadata reservation * requried for relocating tree blocks in the snapshot */ -void btrfs_reloc_pre_snapshot(struct btrfs_trans_handle *trans, - struct btrfs_pending_snapshot *pending, +void btrfs_reloc_pre_snapshot(struct btrfs_pending_snapshot *pending, u64 *bytes_to_reserve) { struct btrfs_root *root; diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index f5021fcb154e..91f44c9f7ebc 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -1301,7 +1301,7 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans, */ btrfs_set_skip_qgroup(trans, objectid); - btrfs_reloc_pre_snapshot(trans, pending, &to_reserve); + btrfs_reloc_pre_snapshot(pending, &to_reserve); if (to_reserve > 0) { pending->error = btrfs_block_rsv_add(root, |