From mboxrd@z Thu Jan 1 00:00:00 1970 From: rabin@rab.in (Rabin Vincent) Date: Tue, 11 Jan 2011 23:12:05 +0530 Subject: [PATCH] bitops: remove condition code clobber for CLZ Message-ID: <1294767725-14814-1-git-send-email-rabin@rab.in> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The CLZ instruction does not alter the condition flags, so remove the "cc" clobber from the inline asm for fls(). Signed-off-by: Rabin Vincent --- arch/arm/include/asm/bitops.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/arm/include/asm/bitops.h b/arch/arm/include/asm/bitops.h index 338ff19..7b1bb2b 100644 --- a/arch/arm/include/asm/bitops.h +++ b/arch/arm/include/asm/bitops.h @@ -285,7 +285,7 @@ static inline int fls(int x) if (__builtin_constant_p(x)) return constant_fls(x); - asm("clz\t%0, %1" : "=r" (ret) : "r" (x) : "cc"); + asm("clz\t%0, %1" : "=r" (ret) : "r" (x)); ret = 32 - ret; return ret; } -- 1.7.2.3