mm/hugetlb: is_vm_hugetlb_page() can return bool
Make is_vm_hugetlb_page() return bool to improve readability due to this
particular function only using either one or zero as its return value.
Signed-off-by: Yaowei Bai <baiyaowei@cmss.chinamobile.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/hugetlb_inline.h b/include/linux/hugetlb_inline.h
index 2bb681f..a4e7ca0 100644
--- a/include/linux/hugetlb_inline.h
+++ b/include/linux/hugetlb_inline.h
@@ -5,16 +5,16 @@
#include <linux/mm.h>
-static inline int is_vm_hugetlb_page(struct vm_area_struct *vma)
+static inline bool is_vm_hugetlb_page(struct vm_area_struct *vma)
{
return !!(vma->vm_flags & VM_HUGETLB);
}
#else
-static inline int is_vm_hugetlb_page(struct vm_area_struct *vma)
+static inline bool is_vm_hugetlb_page(struct vm_area_struct *vma)
{
- return 0;
+ return false;
}
#endif