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authorChen Gang <chengang@emindsoft.com.cn>2016-05-21 02:58:01 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-05-21 03:58:30 +0300
commitd70c17d436b3fb9dbdae8c93bf908a6110b0cb4f (patch)
tree9483f238c1e8bb72fcdf193b637e0a8b6b2edc7a /include/linux/hugetlb.h
parent7fab358d90e6ba9d9cb702bee0c8a5f5c13bb6df (diff)
downloadlinux-d70c17d436b3fb9dbdae8c93bf908a6110b0cb4f.tar.xz
include/linux/hugetlb.h: use bool instead of int for hugepage_migration_supported()
It is used as a pure bool function within kernel source wide. Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/hugetlb.h')
-rw-r--r--include/linux/hugetlb.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 7ef4b635015d..c26d4638f665 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -452,12 +452,12 @@ static inline pgoff_t basepage_index(struct page *page)
extern void dissolve_free_huge_pages(unsigned long start_pfn,
unsigned long end_pfn);
-static inline int hugepage_migration_supported(struct hstate *h)
+static inline bool hugepage_migration_supported(struct hstate *h)
{
#ifdef CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION
return huge_page_shift(h) == PMD_SHIFT;
#else
- return 0;
+ return false;
#endif
}
@@ -519,7 +519,7 @@ static inline pgoff_t basepage_index(struct page *page)
return page->index;
}
#define dissolve_free_huge_pages(s, e) do {} while (0)
-#define hugepage_migration_supported(h) 0
+#define hugepage_migration_supported(h) false
static inline spinlock_t *huge_pte_lockptr(struct hstate *h,
struct mm_struct *mm, pte_t *pte)