When we found that the flag has a bit of PAGE_FLAGS_CHECK_AT_PREP,
we reset the flag. If we always reset the flag, we can reduce one
branch operation. So remove it.
Cc: Hugh Dickins <hu...@google.com>
Signed-off-by: Joonsoo Kim <iamjoonsoo....@lge.com>
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 8fcced7..778f2a9 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -614,8 +614,7 @@ static inline int free_pages_check(struct page *page)
return 1;
}
page_nid_reset_last(page);
- if (page->flags & PAGE_FLAGS_CHECK_AT_PREP)
- page->flags &= ~PAGE_FLAGS_CHECK_AT_PREP;
+ page->flags &= ~PAGE_FLAGS_CHECK_AT_PREP;
return 0;
}
--
1.7.9.5
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