Btrfs: make iref_to_path non static

Make iref_to_path non static (needed in send) and rename
it to btrfs_iref_to_path

Signed-off-by: Alexander Block <ablock84@googlemail.com>

2 files changed, 9 insertions, 5 deletions

diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index a383c18e74e8..e99fe0e31da2 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -1125,10 +1125,10 @@ static int inode_ref_info(u64 inum, u64 ioff, struct btrfs_root *fs_root,
  * required for the path to fit into the buffer. in that case, the returned
  * value will be smaller than dest. callers must check this!
  */
-static char *iref_to_path(struct btrfs_root *fs_root, struct btrfs_path *path,
-                                struct btrfs_inode_ref *iref,
-                                struct extent_buffer *eb_in, u64 parent,
-                                char *dest, u32 size)
+char *btrfs_iref_to_path(struct btrfs_root *fs_root, struct btrfs_path *path,
+                         struct btrfs_inode_ref *iref,
+                         struct extent_buffer *eb_in, u64 parent,
+                         char *dest, u32 size)
 {
         u32 len;
         int slot;
@@ -1543,7 +1543,7 @@ static int inode_to_path(u64 inum, struct btrfs_inode_ref *iref,
                                         ipath->fspath->bytes_left - s_ptr : 0;
 
         fspath_min = (char *)ipath->fspath->val + (i + 1) * s_ptr;
-        fspath = iref_to_path(ipath->fs_root, ipath->btrfs_path, iref, eb,
+        fspath = btrfs_iref_to_path(ipath->fs_root, ipath->btrfs_path, iref, eb,
                                 inum, fspath_min, bytes_left);
         if (IS_ERR(fspath))
                 return PTR_ERR(fspath);
diff --git a/fs/btrfs/backref.h b/fs/btrfs/backref.h
index c18d8ac7b795..1a765792fbf2 100644
--- a/fs/btrfs/backref.h
+++ b/fs/btrfs/backref.h
@@ -21,6 +21,7 @@
 
 #include "ioctl.h"
 #include "ulist.h"
+#include "extent_io.h"
 
 #define BTRFS_BACKREF_SEARCH_COMMIT_ROOT ((struct btrfs_trans_handle *)0)
 
@@ -60,6 +61,9 @@ int btrfs_find_all_roots(struct btrfs_trans_handle *trans,
                                 struct btrfs_fs_info *fs_info, u64 bytenr,
                                 u64 delayed_ref_seq, u64 time_seq,
                                 struct ulist **roots);
+char *btrfs_iref_to_path(struct btrfs_root *fs_root, struct btrfs_path *path,
+                         struct btrfs_inode_ref *iref, struct extent_buffer *eb,
+                         u64 parent, char *dest, u32 size);
 
 struct btrfs_data_container *init_data_container(u32 total_bytes);
 struct inode_fs_paths *init_ipath(s32 total_bytes, struct btrfs_root *fs_root,