Btrfs: remove path arg from btrfs_truncate_free_space_cache

Not used for anything, and removing it avoids caller's need to
allocate a path structure.

Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>

5 files changed, 3 insertions, 15 deletions

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index d58bef130a41..55b537fcb81a 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -3197,8 +3197,7 @@ again:
                 if (ret)
                         goto out_put;
 
-                ret = btrfs_truncate_free_space_cache(root, trans, path,
-                                                      inode);
+                ret = btrfs_truncate_free_space_cache(root, trans, inode);
                 if (ret)
                         goto out_put;
         }
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index 9a1e371a6eba..4772f3a8e7e5 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -218,7 +218,6 @@ int btrfs_check_trunc_cache_free_space(struct btrfs_root *root,
 
 int btrfs_truncate_free_space_cache(struct btrfs_root *root,
                                     struct btrfs_trans_handle *trans,
-                                    struct btrfs_path *path,
                                     struct inode *inode)
 {
         int ret = 0;
diff --git a/fs/btrfs/free-space-cache.h b/fs/btrfs/free-space-cache.h
index ba8d5a1b64b5..0cf4977ef70d 100644
--- a/fs/btrfs/free-space-cache.h
+++ b/fs/btrfs/free-space-cache.h
@@ -58,7 +58,6 @@ int btrfs_check_trunc_cache_free_space(struct btrfs_root *root,
                                        struct btrfs_block_rsv *rsv);
 int btrfs_truncate_free_space_cache(struct btrfs_root *root,
                                     struct btrfs_trans_handle *trans,
-                                    struct btrfs_path *path,
                                     struct inode *inode);
 int load_free_space_cache(struct btrfs_fs_info *fs_info,
                           struct btrfs_block_group_cache *block_group);
diff --git a/fs/btrfs/inode-map.c b/fs/btrfs/inode-map.c
index b863e45d373b..014de497e888 100644
--- a/fs/btrfs/inode-map.c
+++ b/fs/btrfs/inode-map.c
@@ -466,7 +466,7 @@ again:
         }
 
         if (i_size_read(inode) > 0) {
-                ret = btrfs_truncate_free_space_cache(root, trans, path, inode);
+                ret = btrfs_truncate_free_space_cache(root, trans, inode);
                 if (ret) {
                         if (ret != -ENOSPC)
                                 btrfs_abort_transaction(trans, root, ret);
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 4a355726151e..dec4f5aead0f 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -3407,7 +3407,6 @@ static int delete_block_group_cache(struct btrfs_fs_info *fs_info,
                                     struct inode *inode, u64 ino)
 {
         struct btrfs_key key;
-        struct btrfs_path *path;
         struct btrfs_root *root = fs_info->tree_root;
         struct btrfs_trans_handle *trans;
         int ret = 0;
@@ -3432,22 +3431,14 @@ truncate:
         if (ret)
                 goto out;
 
-        path = btrfs_alloc_path();
-        if (!path) {
-                ret = -ENOMEM;
-                goto out;
-        }
-
         trans = btrfs_join_transaction(root);
         if (IS_ERR(trans)) {
-                btrfs_free_path(path);
                 ret = PTR_ERR(trans);
                 goto out;
         }
 
-        ret = btrfs_truncate_free_space_cache(root, trans, path, inode);
+        ret = btrfs_truncate_free_space_cache(root, trans, inode);
 
-        btrfs_free_path(path);
         btrfs_end_transaction(trans, root);
         btrfs_btree_balance_dirty(root);
 out: