[PATCH 1/5] mm/hugetlb: is_vm_hugetlb_page can be boolean

From: Yaowei Bai
Date: Tue Mar 22 2016 - 22:26:44 EST


This patch makes is_vm_hugetlb_page return bool to improve
readability due to this particular function only using either
one or zero as its return value.

No functional change.

Signed-off-by: Yaowei Bai <baiyaowei@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/hugetlb_inline.h | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

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
--
1.9.1