diff mbox series

[11/95] include/linux/bitmap.h: convert bitmap_empty() / bitmap_full() to return boolean

Message ID 20201216044255._1-vHYtj0%akpm@linux-foundation.org (mailing list archive)
State New, archived
Headers show
Series [01/95] mm: fix a race on nr_swap_pages | expand

Commit Message

Andrew Morton Dec. 16, 2020, 4:42 a.m. UTC 
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Subject: include/linux/bitmap.h: convert bitmap_empty() / bitmap_full() to return boolean

There is no need to return int type out of boolean expression.

Link: https://lkml.kernel.org/r/20201027180936.20806-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Yury Norov <yury.norov@gmail.com>
Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/linux/bitmap.h |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

--- a/include/linux/bitmap.h~bitmap-convert-bitmap_empty-bitmap_full-to-return-boolean
+++ a/include/linux/bitmap.h
@@ -379,7 +379,7 @@  static inline int bitmap_subset(const un
 		return __bitmap_subset(src1, src2, nbits);
 }
 
-static inline int bitmap_empty(const unsigned long *src, unsigned nbits)
+static inline bool bitmap_empty(const unsigned long *src, unsigned nbits)
 {
 	if (small_const_nbits(nbits))
 		return ! (*src & BITMAP_LAST_WORD_MASK(nbits));
@@ -387,7 +387,7 @@  static inline int bitmap_empty(const uns
 	return find_first_bit(src, nbits) == nbits;
 }
 
-static inline int bitmap_full(const unsigned long *src, unsigned int nbits)
+static inline bool bitmap_full(const unsigned long *src, unsigned int nbits)
 {
 	if (small_const_nbits(nbits))
 		return ! (~(*src) & BITMAP_LAST_WORD_MASK(nbits));