[PATCH 05/18] lib: bitmap: Remove unnecessary mask from bitmap_complement

2014-07-03 Thread Rasmus Villemoes 
Since the extra bits are "don't care", there is no reason to mask the
last word to the used bits when complementing. This shaves off yet a
few bytes.

Signed-off-by: Rasmus Villemoes 
---
 include/linux/bitmap.h | 2 +-
 lib/bitmap.c   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index 21fb52f..f42d72d 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -225,7 +225,7 @@ static inline void bitmap_complement(unsigned long *dst, 
const unsigned long *sr
unsigned int nbits)
 {
if (small_const_nbits(nbits))
-   *dst = ~(*src) & BITMAP_LAST_WORD_MASK(nbits);
+   *dst = ~(*src);
else
__bitmap_complement(dst, src, nbits);
 }
diff --git a/lib/bitmap.c b/lib/bitmap.c
index 0f2f845..4387e3c 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -93,7 +93,7 @@ void __bitmap_complement(unsigned long *dst, const unsigned 
long *src, unsigned
dst[k] = ~src[k];
 
if (bits % BITS_PER_LONG)
-   dst[k] = ~src[k] & BITMAP_LAST_WORD_MASK(bits);
+   dst[k] = ~src[k];
 }
 EXPORT_SYMBOL(__bitmap_complement);
 
-- 
1.9.2

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[PATCH 05/18] lib: bitmap: Remove unnecessary mask from bitmap_complement

2014-07-03 Thread Rasmus Villemoes 
Since the extra bits are don't care, there is no reason to mask the
last word to the used bits when complementing. This shaves off yet a
few bytes.

Signed-off-by: Rasmus Villemoes li...@rasmusvillemoes.dk
---
 include/linux/bitmap.h | 2 +-
 lib/bitmap.c   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index 21fb52f..f42d72d 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -225,7 +225,7 @@ static inline void bitmap_complement(unsigned long *dst, 
const unsigned long *sr
unsigned int nbits)
 {
if (small_const_nbits(nbits))
-   *dst = ~(*src)  BITMAP_LAST_WORD_MASK(nbits);
+   *dst = ~(*src);
else
__bitmap_complement(dst, src, nbits);
 }
diff --git a/lib/bitmap.c b/lib/bitmap.c
index 0f2f845..4387e3c 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -93,7 +93,7 @@ void __bitmap_complement(unsigned long *dst, const unsigned 
long *src, unsigned
dst[k] = ~src[k];
 
if (bits % BITS_PER_LONG)
-   dst[k] = ~src[k]  BITMAP_LAST_WORD_MASK(bits);
+   dst[k] = ~src[k];
 }
 EXPORT_SYMBOL(__bitmap_complement);
 
-- 
1.9.2

--
To unsubscribe from this list: send the line unsubscribe linux-kernel in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/