1 files changed, 17 insertions, 3 deletions

diff --git a/fs/gfs2/inode.h b/fs/gfs2/inode.h
index db738686ca1d..580da454b38f 100644
--- a/fs/gfs2/inode.h
+++ b/fs/gfs2/inode.h
@@ -10,6 +10,8 @@
 #ifndef __INODE_DOT_H__
 #define __INODE_DOT_H__
 
+#include "util.h"
+
 static inline int gfs2_is_stuffed(const struct gfs2_inode *ip)
 {
         return !ip->i_height;
@@ -37,13 +39,25 @@ static inline int gfs2_is_dir(const struct gfs2_inode *ip)
         return S_ISDIR(ip->i_inode.i_mode);
 }
 
-static inline void gfs2_set_inode_blocks(struct inode *inode)
+static inline void gfs2_set_inode_blocks(struct inode *inode, u64 blocks)
+{
+        inode->i_blocks = blocks <<
+                (GFS2_SB(inode)->sd_sb.sb_bsize_shift - GFS2_BASIC_BLOCK_SHIFT);
+}
+
+static inline u64 gfs2_get_inode_blocks(const struct inode *inode)
 {
-        struct gfs2_inode *ip = GFS2_I(inode);
-        inode->i_blocks = ip->i_di.di_blocks <<
+        return inode->i_blocks >>
                 (GFS2_SB(inode)->sd_sb.sb_bsize_shift - GFS2_BASIC_BLOCK_SHIFT);
 }
 
+static inline void gfs2_add_inode_blocks(struct inode *inode, s64 change)
+{
+        gfs2_assert(GFS2_SB(inode), (change >= 0 || inode->i_blocks > -change));
+        change *= (GFS2_SB(inode)->sd_sb.sb_bsize/GFS2_BASIC_BLOCK);
+        inode->i_blocks += change;
+}
+
 static inline int gfs2_check_inum(const struct gfs2_inode *ip, u64 no_addr,
                                   u64 no_formal_ino)
 {