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Diffstat (limited to 'include/asm-powerpc/spinlock.h')
-rw-r--r--include/asm-powerpc/spinlock.h21
1 files changed, 11 insertions, 10 deletions
diff --git a/include/asm-powerpc/spinlock.h b/include/asm-powerpc/spinlock.h
index 7549009..895cb6d 100644
--- a/include/asm-powerpc/spinlock.h
+++ b/include/asm-powerpc/spinlock.h
@@ -46,7 +46,7 @@ static __inline__ unsigned long __spin_trylock(raw_spinlock_t *lock)
token = LOCK_TOKEN;
__asm__ __volatile__(
-"1: lwarx %0,0,%2 # __spin_trylock\n\
+"1: lwarx %0,0,%2\n\
cmpwi 0,%0,0\n\
bne- 2f\n\
stwcx. %1,0,%2\n\
@@ -80,7 +80,7 @@ static int __inline__ __raw_spin_trylock(raw_spinlock_t *lock)
#if defined(CONFIG_PPC_SPLPAR) || defined(CONFIG_PPC_ISERIES)
/* We only yield to the hypervisor if we are in shared processor mode */
-#define SHARED_PROCESSOR (get_paca()->lppaca.shared_proc)
+#define SHARED_PROCESSOR (get_lppaca()->shared_proc)
extern void __spin_yield(raw_spinlock_t *lock);
extern void __rw_yield(raw_rwlock_t *lock);
#else /* SPLPAR || ISERIES */
@@ -124,8 +124,8 @@ static void __inline__ __raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long
static __inline__ void __raw_spin_unlock(raw_spinlock_t *lock)
{
- __asm__ __volatile__(SYNC_ON_SMP" # __raw_spin_unlock"
- : : :"memory");
+ __asm__ __volatile__("# __raw_spin_unlock\n\t"
+ LWSYNC_ON_SMP: : :"memory");
lock->slock = 0;
}
@@ -167,7 +167,7 @@ static long __inline__ __read_trylock(raw_rwlock_t *rw)
long tmp;
__asm__ __volatile__(
-"1: lwarx %0,0,%1 # read_trylock\n"
+"1: lwarx %0,0,%1\n"
__DO_SIGN_EXTEND
" addic. %0,%0,1\n\
ble- 2f\n"
@@ -192,7 +192,7 @@ static __inline__ long __write_trylock(raw_rwlock_t *rw)
token = WRLOCK_TOKEN;
__asm__ __volatile__(
-"1: lwarx %0,0,%2 # write_trylock\n\
+"1: lwarx %0,0,%2\n\
cmpwi 0,%0,0\n\
bne- 2f\n"
PPC405_ERR77(0,%1)
@@ -249,8 +249,9 @@ static void __inline__ __raw_read_unlock(raw_rwlock_t *rw)
long tmp;
__asm__ __volatile__(
- "eieio # read_unlock\n\
-1: lwarx %0,0,%1\n\
+ "# read_unlock\n\t"
+ LWSYNC_ON_SMP
+"1: lwarx %0,0,%1\n\
addic %0,%0,-1\n"
PPC405_ERR77(0,%1)
" stwcx. %0,0,%1\n\
@@ -262,8 +263,8 @@ static void __inline__ __raw_read_unlock(raw_rwlock_t *rw)
static __inline__ void __raw_write_unlock(raw_rwlock_t *rw)
{
- __asm__ __volatile__(SYNC_ON_SMP" # write_unlock"
- : : :"memory");
+ __asm__ __volatile__("# write_unlock\n\t"
+ LWSYNC_ON_SMP: : :"memory");
rw->lock = 0;
}
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