JFS: use DIV_ROUND_UP where appropriate
This replaces some macros and code, which do the same thing as DIV_ROUND_UP
defined in kernel.h, to use the DIV_ROUND_UP macro.
Signed-off-by: Shaun Zinck <shaun.zinck@gmail.com>
Signed-off-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
diff --git a/fs/jfs/jfs_dtree.h b/fs/jfs/jfs_dtree.h
index 8561c6e..cdac2d5 100644
--- a/fs/jfs/jfs_dtree.h
+++ b/fs/jfs/jfs_dtree.h
@@ -74,7 +74,7 @@
#define DTIHDRDATALEN 11
/* compute number of slots for entry */
-#define NDTINTERNAL(klen) ( ((4 + (klen)) + (15 - 1)) / 15 )
+#define NDTINTERNAL(klen) (DIV_ROUND_UP((4 + (klen)), 15))
/*
@@ -133,7 +133,7 @@
( ((s64)((dts)->addr1)) << 32 | __le32_to_cpu((dts)->addr2) )
/* compute number of slots for entry */
-#define NDTLEAF_LEGACY(klen) ( ((2 + (klen)) + (15 - 1)) / 15 )
+#define NDTLEAF_LEGACY(klen) (DIV_ROUND_UP((2 + (klen)), 15))
#define NDTLEAF NDTINTERNAL
diff --git a/fs/jfs/resize.c b/fs/jfs/resize.c
index 71984ee..7f24a0b 100644
--- a/fs/jfs/resize.c
+++ b/fs/jfs/resize.c
@@ -172,7 +172,7 @@
*/
t64 = ((newLVSize - newLogSize + BPERDMAP - 1) >> L2BPERDMAP)
<< L2BPERDMAP;
- t32 = ((t64 + (BITSPERPAGE - 1)) / BITSPERPAGE) + 1 + 50;
+ t32 = DIV_ROUND_UP(t64, BITSPERPAGE) + 1 + 50;
newFSCKSize = t32 << sbi->l2nbperpage;
newFSCKAddress = newLogAddress - newFSCKSize;