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authorZhaolei <zhaolei@cn.fujitsu.com>2015-08-06 20:58:11 +0800
committerChris Mason <clm@fb.com>2015-08-09 07:07:14 -0700
commit147d256e0980e31505d25d721be979d6a8d2148c (patch)
treecec285ed92c35ef69c7af00cfc83a96beb8c54ab
parentdc2ee4e244138124a05cdc39365b38d4cc77e3fa (diff)
downloadlinux-147d256e0980e31505d25d721be979d6a8d2148c.tar.bz2
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.h3
-rw-r--r--fs/btrfs/relocation.c13
-rw-r--r--fs/btrfs/transaction.c2
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,