aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-s390/bitops.h
diff options
context:
space:
mode:
authorAkinobu Mita <mita@miraclelinux.com>2006-03-26 04:39:34 -0500
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-26 11:57:14 -0500
commit7e33db4e2e9d67ee01d105e33fb773eed8ba10f0 (patch)
tree452a381a4e2d36f519acfd09a2dd824d8ee4f572 /include/asm-s390/bitops.h
parente779b2f95f3786cd9cfc804cd6f04f7267d75541 (diff)
[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>
Diffstat (limited to 'include/asm-s390/bitops.h')
-rw-r--r--include/asm-s390/bitops.h44
1 files changed, 5 insertions, 39 deletions
diff --git a/include/asm-s390/bitops.h b/include/asm-s390/bitops.h
index 6b6a01dfc8d..ca092ffb7a9 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)
828 return find_first_bit(b, 140); 828 return find_first_bit(b, 140);
829} 829}
830 830
831/* 831#include <asm-generic/bitops/ffs.h>
832 * ffs: find first bit set. This is defined the same way as
833 * the libc and compiler builtin ffs routines, therefore
834 * differs in spirit from the above ffz (man ffs).
835 */
836#define ffs(x) generic_ffs(x)
837 832
838/* 833#include <asm-generic/bitops/fls.h>
839 * fls: find last bit set. 834#include <asm-generic/bitops/fls64.h>
840 */
841#define fls(x) generic_fls(x)
842#define fls64(x) generic_fls64(x)
843
844/*
845 * hweightN: returns the hamming weight (i.e. the number
846 * of bits set) of a N-bit word
847 */
848#define hweight64(x) \
849({ \
850 unsigned long __x = (x); \
851 unsigned int __w; \
852 __w = generic_hweight32((unsigned int) __x); \
853 __w += generic_hweight32((unsigned int) (__x>>32)); \
854 __w; \
855})
856#define hweight32(x) generic_hweight32(x)
857#define hweight16(x) generic_hweight16(x)
858#define hweight8(x) generic_hweight8(x)
859 835
836#include <asm-generic/bitops/hweight.h>
860 837
861#ifdef __KERNEL__ 838#ifdef __KERNEL__
862 839
@@ -1011,18 +988,7 @@ ext2_find_next_zero_bit(void *vaddr, unsigned long size, unsigned long offset)
1011 return offset + ext2_find_first_zero_bit(p, size); 988 return offset + ext2_find_first_zero_bit(p, size);
1012} 989}
1013 990
1014/* Bitmap functions for the minix filesystem. */ 991#include <asm-generic/bitops/minix.h>
1015/* FIXME !!! */
1016#define minix_test_and_set_bit(nr,addr) \
1017 __test_and_set_bit(nr,(unsigned long *)addr)
1018#define minix_set_bit(nr,addr) \
1019 __set_bit(nr,(unsigned long *)addr)
1020#define minix_test_and_clear_bit(nr,addr) \
1021 __test_and_clear_bit(nr,(unsigned long *)addr)
1022#define minix_test_bit(nr,addr) \
1023 test_bit(nr,(unsigned long *)addr)
1024#define minix_find_first_zero_bit(addr,size) \
1025 find_first_zero_bit(addr,size)
1026 992
1027#endif /* __KERNEL__ */ 993#endif /* __KERNEL__ */
1028 994