[PATCH] Use ALIGN to remove duplicate code
This patch makes use of ALIGN() to remove duplicate round-up code.
Signed-off-by: Nick Wilson <njw@osdl.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/include/linux/a.out.h b/include/linux/a.out.h
index af8a1df..f913cc3 100644
--- a/include/linux/a.out.h
+++ b/include/linux/a.out.h
@@ -138,7 +138,7 @@
#endif
#endif
-#define _N_SEGMENT_ROUND(x) (((x) + SEGMENT_SIZE - 1) & ~(SEGMENT_SIZE - 1))
+#define _N_SEGMENT_ROUND(x) ALIGN(x, SEGMENT_SIZE)
#define _N_TXTENDADDR(x) (N_TXTADDR(x)+(x).a_text)
diff --git a/kernel/resource.c b/kernel/resource.c
index 52f696f..26967e0 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -263,7 +263,7 @@
new->start = min;
if (new->end > max)
new->end = max;
- new->start = (new->start + align - 1) & ~(align - 1);
+ new->start = ALIGN(new->start, align);
if (alignf)
alignf(alignf_data, new, size, align);
if (new->start < new->end && new->end - new->start >= size - 1) {
diff --git a/lib/bitmap.c b/lib/bitmap.c
index d1388a5..fb9371f 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -289,7 +289,6 @@
#define CHUNKSZ 32
#define nbits_to_hold_value(val) fls(val)
-#define roundup_power2(val,modulus) (((val) + (modulus) - 1) & ~((modulus) - 1))
#define unhex(c) (isdigit(c) ? (c - '0') : (toupper(c) - 'A' + 10))
#define BASEDEC 10 /* fancier cpuset lists input in decimal */
@@ -316,7 +315,7 @@
if (chunksz == 0)
chunksz = CHUNKSZ;
- i = roundup_power2(nmaskbits, CHUNKSZ) - CHUNKSZ;
+ i = ALIGN(nmaskbits, CHUNKSZ) - CHUNKSZ;
for (; i >= 0; i -= CHUNKSZ) {
chunkmask = ((1ULL << chunksz) - 1);
word = i / BITS_PER_LONG;
diff --git a/mm/bootmem.c b/mm/bootmem.c
index 45275f1..c1330cc 100644
--- a/mm/bootmem.c
+++ b/mm/bootmem.c
@@ -65,7 +65,7 @@
pgdat->pgdat_next = pgdat_list;
pgdat_list = pgdat;
- mapsize = (mapsize + (sizeof(long) - 1UL)) & ~(sizeof(long) - 1UL);
+ mapsize = ALIGN(mapsize, sizeof(long));
bdata->node_bootmem_map = phys_to_virt(mapstart << PAGE_SHIFT);
bdata->node_boot_start = (start << PAGE_SHIFT);
bdata->node_low_pfn = end;
@@ -186,7 +186,7 @@
} else
preferred = 0;
- preferred = ((preferred + align - 1) & ~(align - 1)) >> PAGE_SHIFT;
+ preferred = ALIGN(preferred, align) >> PAGE_SHIFT;
preferred += offset;
areasize = (size+PAGE_SIZE-1)/PAGE_SIZE;
incr = align >> PAGE_SHIFT ? : 1;
@@ -227,7 +227,7 @@
*/
if (align < PAGE_SIZE &&
bdata->last_offset && bdata->last_pos+1 == start) {
- offset = (bdata->last_offset+align-1) & ~(align-1);
+ offset = ALIGN(bdata->last_offset, align);
BUG_ON(offset > PAGE_SIZE);
remaining_size = PAGE_SIZE-offset;
if (size < remaining_size) {