[PATCH] ext4: 48bit physical block number support in extents

Signed-off-by: Alex Tomas <alex@clusterfs.com>
Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/linux/ext4_fs_extents.h

@@ -108,7 +108,7 @@ struct ext4_extent_header {
  * truncate uses it to simulate recursive walking
  */
 struct ext4_ext_path {
-	__u32				p_block;
+	ext4_fsblk_t			p_block;
 	__u16				p_depth;
 	struct ext4_extent		*p_ext;
 	struct ext4_extent_idx		*p_idx;

include/linux/ext4_fs_i.h

@@ -72,10 +72,10 @@ struct ext4_block_alloc_info {
  * storage for cached extent
  */
 struct ext4_ext_cache {
-	__u32	ec_start;
-	__u32	ec_block;
-	__u32	ec_len; /* must be 32bit to return holes */
-	__u32	ec_type;
+	ext4_fsblk_t	ec_start;
+	__u32		ec_block;
+	__u32		ec_len; /* must be 32bit to return holes */
+	__u32		ec_type;
 };
 
 /*