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mm/mempolicy: use PAGE_ALIGN instead of open-coding it

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Replace the simple calculation with PAGE_ALIGN.

Link: https://lkml.kernel.org/r/20220913015505.1998958-1-zuoze1@huawei.com
Signed-off-by: ze zuo <zuoze1@huawei.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
ze zuo 2022-09-13 01:55:05 +00:00 committed by Andrew Morton
parent d452289fcd
commit aaa31e058d
1 changed files with 2 additions and 2 deletions
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4
mm/mempolicy.c
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@ -1270,7 +1270,7 @@ static long do_mbind(unsigned long start, unsigned long len,
if (mode == MPOL_DEFAULT)
flags &= ~MPOL_MF_STRICT;
len = (len + PAGE_SIZE - 1) & PAGE_MASK;
len = PAGE_ALIGN(len);
end = start + len;
if (end < start)
@ -1507,7 +1507,7 @@ SYSCALL_DEFINE4(set_mempolicy_home_node, unsigned long, start, unsigned long, le
if (home_node >= MAX_NUMNODES || !node_online(home_node))
return -EINVAL;
len = (len + PAGE_SIZE - 1) & PAGE_MASK;
len = PAGE_ALIGN(len);
end = start + len;
if (end < start)