diff options
| author | Anton Blanchard <anton@samba.org> | 2010-02-10 01:02:36 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-02-17 14:03:15 +1100 |
| commit | 864b9e6fd76489aab422bac62162f57c52e06ed8 (patch) | |
| tree | 5ba9673f295abda55a23ae33e11a75de9b8292bf /arch/powerpc/include/asm/local.h | |
| parent | 4e14a4d17a8cd66ccab180d32c977091922cfbed (diff) | |
| download | linux-864b9e6fd76489aab422bac62162f57c52e06ed8.tar.gz linux-864b9e6fd76489aab422bac62162f57c52e06ed8.tar.bz2 linux-864b9e6fd76489aab422bac62162f57c52e06ed8.zip | |
powerpc: Use lwarx/ldarx hint in bit locks
This patch implements the lwarx/ldarx hint bit for bit locks.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/local.h')
| -rw-r--r-- | arch/powerpc/include/asm/local.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/powerpc/include/asm/local.h b/arch/powerpc/include/asm/local.h index 84b457a3c1bc..ce58c80e1bcf 100644 --- a/arch/powerpc/include/asm/local.h +++ b/arch/powerpc/include/asm/local.h @@ -24,7 +24,7 @@ static __inline__ long local_add_return(long a, local_t *l) long t; __asm__ __volatile__( -"1:" PPC_LLARX "%0,0,%2 # local_add_return\n\ +"1:" PPC_LLARX(%0,0,%2,0) " # local_add_return\n\ add %0,%1,%0\n" PPC405_ERR77(0,%2) PPC_STLCX "%0,0,%2 \n\ @@ -43,7 +43,7 @@ static __inline__ long local_sub_return(long a, local_t *l) long t; __asm__ __volatile__( -"1:" PPC_LLARX "%0,0,%2 # local_sub_return\n\ +"1:" PPC_LLARX(%0,0,%2,0) " # local_sub_return\n\ subf %0,%1,%0\n" PPC405_ERR77(0,%2) PPC_STLCX "%0,0,%2 \n\ @@ -60,7 +60,7 @@ static __inline__ long local_inc_return(local_t *l) long t; __asm__ __volatile__( -"1:" PPC_LLARX "%0,0,%1 # local_inc_return\n\ +"1:" PPC_LLARX(%0,0,%1,0) " # local_inc_return\n\ addic %0,%0,1\n" PPC405_ERR77(0,%1) PPC_STLCX "%0,0,%1 \n\ @@ -87,7 +87,7 @@ static __inline__ long local_dec_return(local_t *l) long t; __asm__ __volatile__( -"1:" PPC_LLARX "%0,0,%1 # local_dec_return\n\ +"1:" PPC_LLARX(%0,0,%1,0) " # local_dec_return\n\ addic %0,%0,-1\n" PPC405_ERR77(0,%1) PPC_STLCX "%0,0,%1\n\ @@ -117,7 +117,7 @@ static __inline__ int local_add_unless(local_t *l, long a, long u) long t; __asm__ __volatile__ ( -"1:" PPC_LLARX "%0,0,%1 # local_add_unless\n\ +"1:" PPC_LLARX(%0,0,%1,0) " # local_add_unless\n\ cmpw 0,%0,%3 \n\ beq- 2f \n\ add %0,%2,%0 \n" @@ -147,7 +147,7 @@ static __inline__ long local_dec_if_positive(local_t *l) long t; __asm__ __volatile__( -"1:" PPC_LLARX "%0,0,%1 # local_dec_if_positive\n\ +"1:" PPC_LLARX(%0,0,%1,0) " # local_dec_if_positive\n\ cmpwi %0,1\n\ addi %0,%0,-1\n\ blt- 2f\n" |