ocfs2: Pass suballocation results back via a structure.

We're going to be adding more info to a suballocator allocation.  Rather
than growing every function in the chain, let's pass a result structure
around.

Signed-off-by: Joel Becker <joel.becker@oracle.com>
Signed-off-by: Tao Ma <tao.ma@oracle.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/fs/ocfs2/suballoc.h b/fs/ocfs2/suballoc.h
index da2f29a55ec3..f5a22cd1640f 100644
--- a/fs/ocfs2/suballoc.h
+++ b/fs/ocfs2/suballoc.h
@@ -26,13 +26,14 @@
 #ifndef _CHAINALLOC_H_
 #define _CHAINALLOC_H_
 
+struct ocfs2_suballoc_result;
 typedef int (group_search_t)(struct inode *,
                              struct buffer_head *,
                              u32,                       /* bits_wanted */
                              u32,                       /* min_bits */
                              u64,                       /* max_block */
-                             u16 *,                     /* *bit_off */
-                             u16 *);                    /* *bits_found */
+                             struct ocfs2_suballoc_result *);
+                                                        /* found bits */
 
 struct ocfs2_alloc_context {
         struct inode *ac_inode;    /* which bitmap are we allocating from? */