Messages in this thread Patch in this message | | | From | Akinobu Mita <> | Subject | [PATCH] ia64: use asm-generic/bitops/builtin-ffs.h | Date | Wed, 14 Aug 2013 22:06:59 +0900 |
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The definision of ffs() for ia64 is almost same as asm-generic/bitops/builtin-ffs.h. The only difference is that it is defined as inline function or macro function. So this switches to use the header.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Cc: Tony Luck <tony.luck@intel.com> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: linux-ia64@vger.kernel.org --- arch/ia64/include/asm/bitops.h | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/arch/ia64/include/asm/bitops.h b/arch/ia64/include/asm/bitops.h index 8e20bff..c27eccd 100644 --- a/arch/ia64/include/asm/bitops.h +++ b/arch/ia64/include/asm/bitops.h @@ -425,13 +425,7 @@ __fls (unsigned long x) #include <asm-generic/bitops/fls64.h> -/* - * 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): it operates on "int" values only and the result value is the - * bit number + 1. ffs(0) is defined to return zero. - */ -#define ffs(x) __builtin_ffs(x) +#include <asm-generic/bitops/builtin-ffs.h> /* * hweightN: returns the hamming weight (i.e. the number -- 1.8.3.1
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