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| author | Akinobu Mita <mita@miraclelinux.com> | 2006-03-26 01:39:13 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-26 08:57:11 -0800 |
| commit | 3b9ed1a5d2d121f32d2cb4f2b05f1fc57c99c946 (patch) | |
| tree | d8ea52d6b490c0e3b3851e1887c01700cc0115c6 /lib/Makefile | |
| parent | 09020adb61416c4307de35941a9725a5e33d9beb (diff) | |
| download | linux-stable-3b9ed1a5d2d121f32d2cb4f2b05f1fc57c99c946.tar.gz linux-stable-3b9ed1a5d2d121f32d2cb4f2b05f1fc57c99c946.tar.bz2 linux-stable-3b9ed1a5d2d121f32d2cb4f2b05f1fc57c99c946.zip | |
[PATCH] bitops: generic hweight{64,32,16,8}()
This patch introduces the C-language equivalents of the functions below:
unsigned int hweight32(unsigned int w);
unsigned int hweight16(unsigned int w);
unsigned int hweight8(unsigned int w);
unsigned long hweight64(__u64 w);
In include/asm-generic/bitops/hweight.h
This code largely copied from: include/linux/bitops.h
Signed-off-by: Akinobu Mita <mita@miraclelinux.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'lib/Makefile')
| -rw-r--r-- | lib/Makefile | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Makefile b/lib/Makefile index f827e3c24ec0..b830c9a15541 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -23,6 +23,7 @@ lib-$(CONFIG_RWSEM_GENERIC_SPINLOCK) += rwsem-spinlock.o lib-$(CONFIG_RWSEM_XCHGADD_ALGORITHM) += rwsem.o lib-$(CONFIG_SEMAPHORE_SLEEPERS) += semaphore-sleepers.o lib-$(CONFIG_GENERIC_FIND_NEXT_BIT) += find_next_bit.o +lib-$(CONFIG_GENERIC_HWEIGHT) += hweight.o obj-$(CONFIG_LOCK_KERNEL) += kernel_lock.o obj-$(CONFIG_DEBUG_PREEMPT) += smp_processor_id.o |