Messages in this thread Patch in this message | | | From | Alexander Kuleshov <> | Subject | [PATCH 01/10] mm/msync: Use offset_in_page macro | Date | Tue, 15 Sep 2015 20:07:25 +0600 |
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The <linux/mm.h> provides offset_in_page() macro. Let's use already predefined macro instead of (addr & ~PAGE_MASK).
Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com> --- mm/msync.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/msync.c b/mm/msync.c index bb04d53..24e612f 100644 --- a/mm/msync.c +++ b/mm/msync.c @@ -38,7 +38,7 @@ SYSCALL_DEFINE3(msync, unsigned long, start, size_t, len, int, flags) if (flags & ~(MS_ASYNC | MS_INVALIDATE | MS_SYNC)) goto out; - if (start & ~PAGE_MASK) + if (offset_in_page(start)) goto out; if ((flags & MS_ASYNC) && (flags & MS_SYNC)) goto out; -- 2.5.0
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