diff options
| author | Rasmus Villemoes <linux@rasmusvillemoes.dk> | 2014-08-06 16:09:55 -0700 |
|---|---|---|
| committer | Mister Oyster <oysterized@gmail.com> | 2017-04-11 10:59:29 +0200 |
| commit | 7414b5a00ff6ed13925afb7a61a0cf8455902b87 (patch) | |
| tree | eec8b863fd7489aa397df9666d29743a1b2dcdf0 /lib | |
| parent | 988335161b26515f5c92fa0bea259507978e42b3 (diff) | |
lib: bitmap: make nbits parameter of bitmap_complement unsigned
The compiler can generate slightly smaller and simpler code when it
knows that "nbits" is non-negative. Since no-one passes a negative
bit-count, this shouldn't affect the semantics.
Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/bitmap.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/bitmap.c b/lib/bitmap.c index 6e2f8db74..be07fcf8c 100644 --- a/lib/bitmap.c +++ b/lib/bitmap.c @@ -86,9 +86,9 @@ int __bitmap_equal(const unsigned long *bitmap1, } EXPORT_SYMBOL(__bitmap_equal); -void __bitmap_complement(unsigned long *dst, const unsigned long *src, int bits) +void __bitmap_complement(unsigned long *dst, const unsigned long *src, unsigned int bits) { - int k, lim = bits/BITS_PER_LONG; + unsigned int k, lim = bits/BITS_PER_LONG; for (k = 0; k < lim; ++k) dst[k] = ~src[k]; |