x86/mm: Use PAGE_ALIGNED instead of IS_ALIGNED

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

Signed-off-by: Kefeng Wang <[email protected]>
Cc: <[email protected]>
Cc: Alexander Kuleshov <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>

diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index ec081fe0ce2c10246fec7126dd213aa6b4d75dbb..8829482d69ec2872adaeaeb9bd68539c1b6dda38 100644 (file)
--- 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.