[GFS2] Rename get_block and make it extern

This renames get_block to gfs2_get_block and makes it accessible
from outside ops_address.c.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

2 files changed, 9 insertions, 7 deletions

diff --git a/fs/gfs2/ops_address.c b/fs/gfs2/ops_address.c
index db66d3287550..a7fbfa0bbaf8 100644
--- a/fs/gfs2/ops_address.c
+++ b/fs/gfs2/ops_address.c
@@ -28,7 +28,7 @@
 #include "trans.h"
 
 /**
- * get_block - Fills in a buffer head with details about a block
+ * gfs2_get_block - Fills in a buffer head with details about a block
  * @inode: The inode
  * @lblock: The block number to look up
  * @bh_result: The buffer head to return the result in
@@ -37,8 +37,8 @@
  * Returns: errno
  */
 
-static int get_block(struct inode *inode, sector_t lblock,
-                     struct buffer_head *bh_result, int create)
+int gfs2_get_block(struct inode *inode, sector_t lblock,
+                   struct buffer_head *bh_result, int create)
 {
         struct gfs2_inode *ip = get_v2ip(inode);
         int new = create;
@@ -286,7 +286,7 @@ static int gfs2_readpage(struct file *file, struct page *page)
                         } else
                                 error = zero_readpage(page);
                 } else
-                        error = block_read_full_page(page, get_block);
+                        error = block_read_full_page(page, gfs2_get_block);
         } else
                 error = jdata_readpage(ip, page);
 
@@ -328,11 +328,11 @@ static int gfs2_prepare_write(struct file *file, struct page *page,
                                                     page);
                         if (!error)
                                 error = block_prepare_write(page, from, to,
-                                                            get_block);
+                                                            gfs2_get_block);
                 } else if (!PageUptodate(page))
                         error = stuffed_readpage(ip, page);
         } else
-                error = block_prepare_write(page, from, to, get_block);
+                error = block_prepare_write(page, from, to, gfs2_get_block);
 
         return error;
 }
@@ -420,7 +420,7 @@ static sector_t gfs2_bmap(struct address_space *mapping, sector_t lblock)
                 return 0;
 
         if (!gfs2_is_stuffed(ip))
-                dblock = generic_block_bmap(mapping, lblock, get_block);
+                dblock = generic_block_bmap(mapping, lblock, gfs2_get_block);
 
         gfs2_glock_dq_uninit(&i_gh);
 
diff --git a/fs/gfs2/ops_address.h b/fs/gfs2/ops_address.h
index ced9ea0fdd31..f201a059fd91 100644
--- a/fs/gfs2/ops_address.h
+++ b/fs/gfs2/ops_address.h
@@ -11,5 +11,7 @@
 #define __OPS_ADDRESS_DOT_H__
 
 extern struct address_space_operations gfs2_file_aops;
+extern int gfs2_get_block(struct inode *inode, sector_t lblock,
+                          struct buffer_head *bh_result, int create);
 
 #endif /* __OPS_ADDRESS_DOT_H__ */