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include/linux/hugetlb.h: make isolate_huge_page() an inline 

With CONFIG_HUGETLBFS=n:

  mm/migrate.c: In function `do_move_page_to_node_array':
  include/linux/hugetlb.h:140:33: warning: statement with no effect [-Wunused-value]
   #define isolate_huge_page(p, l) false
                                   ^
  mm/migrate.c:1170:4: note: in expansion of macro `isolate_huge_page'
      isolate_huge_page(page, &pagelist);

Reported-by: Borislav Petkov <bp@alien8.de>
Tested-by: Borislav Petkov <bp@alien8.de>
Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Naoya Horiguchi 2013-12-12 17:12:19 -08:00 committed by Linus Torvalds
parent 846f29a6af
commit f40386a4e9
1 changed files with 4 additions and 1 deletions
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5
include/linux/hugetlb.h
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@ -142,7 +142,10 @@ static inline int dequeue_hwpoisoned_huge_page(struct page *page)
return 0;
}
#define isolate_huge_page(p, l) false
static inline bool isolate_huge_page(struct page *page, struct list_head *list)
{
return false;
}
#define putback_active_hugepage(p) do {} while (0)
#define is_hugepage_active(x) false