[PATCH] x86/mm: use PAGE_ALIGNED instead of IS_ALIGNED

From: wangkefeng.wang
Date: Mon Jan 11 2016 - 21:20:33 EST


From: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>

Use PAGE_ALIGEND macro in <linux/mm.h> to simplify code.

Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
---
arch/x86/mm/init_64.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index ec081fe..8829482 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -814,8 +814,7 @@ remove_pte_table(pte_t *pte_start, unsigned long addr, unsigned long end,
if (phys_addr < (phys_addr_t)0x40000000)
return;

- if (IS_ALIGNED(addr, PAGE_SIZE) &&
- IS_ALIGNED(next, PAGE_SIZE)) {
+ if (PAGE_ALIGNED(addr) && PAGE_ALIGNED(next)) {
/*
* Do not free direct mapping pages since they were
* freed when offlining, or simplely not in use.
--
2.6.0.GIT