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| author | Akinobu Mita <mita@miraclelinux.com> | 2006-03-26 13:39:34 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-26 20:57:14 +0400 |
| commit | 7e33db4e2e9d67ee01d105e33fb773eed8ba10f0 (patch) | |
| tree | 452a381a4e2d36f519acfd09a2dd824d8ee4f572 | |
| parent | e779b2f95f3786cd9cfc804cd6f04f7267d75541 (diff) | |
| download | linux-7e33db4e2e9d67ee01d105e33fb773eed8ba10f0.tar.xz | |
[PATCH] bitops: s390: use generic bitops
- remove generic_ffs()
- remove generic_fls()
- remove generic_fls64()
- remove generic_hweight{64,32,16,8}()
- remove minix_{test,set,test_and_clear,test,find_first_zero}_bit()
Signed-off-by: Akinobu Mita <mita@miraclelinux.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | arch/s390/Kconfig | 4 | ||||
| -rw-r--r-- | include/asm-s390/bitops.h | 44 |
2 files changed, 9 insertions, 39 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 2b7364ed23bc..01c5c082f970 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -14,6 +14,10 @@ config RWSEM_XCHGADD_ALGORITHM bool default y +config GENERIC_HWEIGHT + bool + default y + config GENERIC_CALIBRATE_DELAY bool default y diff --git a/include/asm-s390/bitops.h b/include/asm-s390/bitops.h index 6b6a01dfc8dc..ca092ffb7a95 100644 --- a/include/asm-s390/bitops.h +++ b/include/asm-s390/bitops.h @@ -828,35 +828,12 @@ static inline int sched_find_first_bit(unsigned long *b) return find_first_bit(b, 140); } -/* - * ffs: find first bit set. This is defined the same way as - * the libc and compiler builtin ffs routines, therefore - * differs in spirit from the above ffz (man ffs). - */ -#define ffs(x) generic_ffs(x) +#include <asm-generic/bitops/ffs.h> -/* - * fls: find last bit set. - */ -#define fls(x) generic_fls(x) -#define fls64(x) generic_fls64(x) - -/* - * hweightN: returns the hamming weight (i.e. the number - * of bits set) of a N-bit word - */ -#define hweight64(x) \ -({ \ - unsigned long __x = (x); \ - unsigned int __w; \ - __w = generic_hweight32((unsigned int) __x); \ - __w += generic_hweight32((unsigned int) (__x>>32)); \ - __w; \ -}) -#define hweight32(x) generic_hweight32(x) -#define hweight16(x) generic_hweight16(x) -#define hweight8(x) generic_hweight8(x) +#include <asm-generic/bitops/fls.h> +#include <asm-generic/bitops/fls64.h> +#include <asm-generic/bitops/hweight.h> #ifdef __KERNEL__ @@ -1011,18 +988,7 @@ ext2_find_next_zero_bit(void *vaddr, unsigned long size, unsigned long offset) return offset + ext2_find_first_zero_bit(p, size); } -/* Bitmap functions for the minix filesystem. */ -/* FIXME !!! */ -#define minix_test_and_set_bit(nr,addr) \ - __test_and_set_bit(nr,(unsigned long *)addr) -#define minix_set_bit(nr,addr) \ - __set_bit(nr,(unsigned long *)addr) -#define minix_test_and_clear_bit(nr,addr) \ - __test_and_clear_bit(nr,(unsigned long *)addr) -#define minix_test_bit(nr,addr) \ - test_bit(nr,(unsigned long *)addr) -#define minix_find_first_zero_bit(addr,size) \ - find_first_zero_bit(addr,size) +#include <asm-generic/bitops/minix.h> #endif /* __KERNEL__ */ |