linux-kernel - [PATCH v1 1/1] bitmap.h: add const modifier to bitmap_next_[set/clear]

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Date:   Tue, 27 Jul 2021 11:44:41 +0200
From:   Andrea Merello <andrea.merello@...il.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        linux-kernel@...r.kernel.org
Cc:     Yury Norov <yury.norov@...il.com>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Andrea Merello <andrea.merello@...il.com>,
        Andrea Merello <andrea.merello@....it>
Subject: [PATCH v1 1/1] bitmap.h: add const modifier to bitmap_next_[set/clear]_region() argument

Those two functions don't modify the bitmap, so their bitmap argument
should be const. This patch add this.

Signed-off-by: Andrea Merello <andrea.merello@....it>
---
 include/linux/bitmap.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index a36cfcec4e77..ea4a8f1a2545 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -458,7 +458,7 @@ static inline void bitmap_replace(unsigned long *dst,
 		__bitmap_replace(dst, old, new, mask, nbits);
 }
 
-static inline void bitmap_next_clear_region(unsigned long *bitmap,
+static inline void bitmap_next_clear_region(const unsigned long *bitmap,
 					    unsigned int *rs, unsigned int *re,
 					    unsigned int end)
 {
@@ -466,7 +466,7 @@ static inline void bitmap_next_clear_region(unsigned long *bitmap,
 	*re = find_next_bit(bitmap, end, *rs + 1);
 }
 
-static inline void bitmap_next_set_region(unsigned long *bitmap,
+static inline void bitmap_next_set_region(const unsigned long *bitmap,
 					  unsigned int *rs, unsigned int *re,
 					  unsigned int end)
 {
-- 
2.17.1