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Diffstat (limited to 'arch/s390/include/asm/rwsem.h')
-rw-r--r--arch/s390/include/asm/rwsem.h147
1 files changed, 73 insertions, 74 deletions
diff --git a/arch/s390/include/asm/rwsem.h b/arch/s390/include/asm/rwsem.h
index 9d2a17971805..423fdda2322d 100644
--- a/arch/s390/include/asm/rwsem.h
+++ b/arch/s390/include/asm/rwsem.h
@@ -124,21 +124,21 @@ static inline void __down_read(struct rw_semaphore *sem)
asm volatile(
#ifndef __s390x__
- " l %0,0(%3)\n"
+ " l %0,%2\n"
"0: lr %1,%0\n"
- " ahi %1,%5\n"
- " cs %0,%1,0(%3)\n"
+ " ahi %1,%4\n"
+ " cs %0,%1,%2\n"
" jl 0b"
#else /* __s390x__ */
- " lg %0,0(%3)\n"
+ " lg %0,%2\n"
"0: lgr %1,%0\n"
- " aghi %1,%5\n"
- " csg %0,%1,0(%3)\n"
+ " aghi %1,%4\n"
+ " csg %0,%1,%2\n"
" jl 0b"
#endif /* __s390x__ */
- : "=&d" (old), "=&d" (new), "=m" (sem->count)
- : "a" (&sem->count), "m" (sem->count),
- "i" (RWSEM_ACTIVE_READ_BIAS) : "cc", "memory");
+ : "=&d" (old), "=&d" (new), "=Q" (sem->count)
+ : "Q" (sem->count), "i" (RWSEM_ACTIVE_READ_BIAS)
+ : "cc", "memory");
if (old < 0)
rwsem_down_read_failed(sem);
}
@@ -152,25 +152,25 @@ static inline int __down_read_trylock(struct rw_semaphore *sem)
asm volatile(
#ifndef __s390x__
- " l %0,0(%3)\n"
+ " l %0,%2\n"
"0: ltr %1,%0\n"
" jm 1f\n"
- " ahi %1,%5\n"
- " cs %0,%1,0(%3)\n"
+ " ahi %1,%4\n"
+ " cs %0,%1,%2\n"
" jl 0b\n"
"1:"
#else /* __s390x__ */
- " lg %0,0(%3)\n"
+ " lg %0,%2\n"
"0: ltgr %1,%0\n"
" jm 1f\n"
- " aghi %1,%5\n"
- " csg %0,%1,0(%3)\n"
+ " aghi %1,%4\n"
+ " csg %0,%1,%2\n"
" jl 0b\n"
"1:"
#endif /* __s390x__ */
- : "=&d" (old), "=&d" (new), "=m" (sem->count)
- : "a" (&sem->count), "m" (sem->count),
- "i" (RWSEM_ACTIVE_READ_BIAS) : "cc", "memory");
+ : "=&d" (old), "=&d" (new), "=Q" (sem->count)
+ : "Q" (sem->count), "i" (RWSEM_ACTIVE_READ_BIAS)
+ : "cc", "memory");
return old >= 0 ? 1 : 0;
}
@@ -184,20 +184,20 @@ static inline void __down_write_nested(struct rw_semaphore *sem, int subclass)
tmp = RWSEM_ACTIVE_WRITE_BIAS;
asm volatile(
#ifndef __s390x__
- " l %0,0(%3)\n"
+ " l %0,%2\n"
"0: lr %1,%0\n"
- " a %1,%5\n"
- " cs %0,%1,0(%3)\n"
+ " a %1,%4\n"
+ " cs %0,%1,%2\n"
" jl 0b"
#else /* __s390x__ */
- " lg %0,0(%3)\n"
+ " lg %0,%2\n"
"0: lgr %1,%0\n"
- " ag %1,%5\n"
- " csg %0,%1,0(%3)\n"
+ " ag %1,%4\n"
+ " csg %0,%1,%2\n"
" jl 0b"
#endif /* __s390x__ */
- : "=&d" (old), "=&d" (new), "=m" (sem->count)
- : "a" (&sem->count), "m" (sem->count), "m" (tmp)
+ : "=&d" (old), "=&d" (new), "=Q" (sem->count)
+ : "Q" (sem->count), "m" (tmp)
: "cc", "memory");
if (old != 0)
rwsem_down_write_failed(sem);
@@ -217,22 +217,22 @@ static inline int __down_write_trylock(struct rw_semaphore *sem)
asm volatile(
#ifndef __s390x__
- " l %0,0(%2)\n"
+ " l %0,%1\n"
"0: ltr %0,%0\n"
" jnz 1f\n"
- " cs %0,%4,0(%2)\n"
+ " cs %0,%3,%1\n"
" jl 0b\n"
#else /* __s390x__ */
- " lg %0,0(%2)\n"
+ " lg %0,%1\n"
"0: ltgr %0,%0\n"
" jnz 1f\n"
- " csg %0,%4,0(%2)\n"
+ " csg %0,%3,%1\n"
" jl 0b\n"
#endif /* __s390x__ */
"1:"
- : "=&d" (old), "=m" (sem->count)
- : "a" (&sem->count), "m" (sem->count),
- "d" (RWSEM_ACTIVE_WRITE_BIAS) : "cc", "memory");
+ : "=&d" (old), "=Q" (sem->count)
+ : "Q" (sem->count), "d" (RWSEM_ACTIVE_WRITE_BIAS)
+ : "cc", "memory");
return (old == RWSEM_UNLOCKED_VALUE) ? 1 : 0;
}
@@ -245,21 +245,20 @@ static inline void __up_read(struct rw_semaphore *sem)
asm volatile(
#ifndef __s390x__
- " l %0,0(%3)\n"
+ " l %0,%2\n"
"0: lr %1,%0\n"
- " ahi %1,%5\n"
- " cs %0,%1,0(%3)\n"
+ " ahi %1,%4\n"
+ " cs %0,%1,%2\n"
" jl 0b"
#else /* __s390x__ */
- " lg %0,0(%3)\n"
+ " lg %0,%2\n"
"0: lgr %1,%0\n"
- " aghi %1,%5\n"
- " csg %0,%1,0(%3)\n"
+ " aghi %1,%4\n"
+ " csg %0,%1,%2\n"
" jl 0b"
#endif /* __s390x__ */
- : "=&d" (old), "=&d" (new), "=m" (sem->count)
- : "a" (&sem->count), "m" (sem->count),
- "i" (-RWSEM_ACTIVE_READ_BIAS)
+ : "=&d" (old), "=&d" (new), "=Q" (sem->count)
+ : "Q" (sem->count), "i" (-RWSEM_ACTIVE_READ_BIAS)
: "cc", "memory");
if (new < 0)
if ((new & RWSEM_ACTIVE_MASK) == 0)
@@ -276,20 +275,20 @@ static inline void __up_write(struct rw_semaphore *sem)
tmp = -RWSEM_ACTIVE_WRITE_BIAS;
asm volatile(
#ifndef __s390x__
- " l %0,0(%3)\n"
+ " l %0,%2\n"
"0: lr %1,%0\n"
- " a %1,%5\n"
- " cs %0,%1,0(%3)\n"
+ " a %1,%4\n"
+ " cs %0,%1,%2\n"
" jl 0b"
#else /* __s390x__ */
- " lg %0,0(%3)\n"
+ " lg %0,%2\n"
"0: lgr %1,%0\n"
- " ag %1,%5\n"
- " csg %0,%1,0(%3)\n"
+ " ag %1,%4\n"
+ " csg %0,%1,%2\n"
" jl 0b"
#endif /* __s390x__ */
- : "=&d" (old), "=&d" (new), "=m" (sem->count)
- : "a" (&sem->count), "m" (sem->count), "m" (tmp)
+ : "=&d" (old), "=&d" (new), "=Q" (sem->count)
+ : "Q" (sem->count), "m" (tmp)
: "cc", "memory");
if (new < 0)
if ((new & RWSEM_ACTIVE_MASK) == 0)
@@ -306,20 +305,20 @@ static inline void __downgrade_write(struct rw_semaphore *sem)
tmp = -RWSEM_WAITING_BIAS;
asm volatile(
#ifndef __s390x__
- " l %0,0(%3)\n"
+ " l %0,%2\n"
"0: lr %1,%0\n"
- " a %1,%5\n"
- " cs %0,%1,0(%3)\n"
+ " a %1,%4\n"
+ " cs %0,%1,%2\n"
" jl 0b"
#else /* __s390x__ */
- " lg %0,0(%3)\n"
+ " lg %0,%2\n"
"0: lgr %1,%0\n"
- " ag %1,%5\n"
- " csg %0,%1,0(%3)\n"
+ " ag %1,%4\n"
+ " csg %0,%1,%2\n"
" jl 0b"
#endif /* __s390x__ */
- : "=&d" (old), "=&d" (new), "=m" (sem->count)
- : "a" (&sem->count), "m" (sem->count), "m" (tmp)
+ : "=&d" (old), "=&d" (new), "=Q" (sem->count)
+ : "Q" (sem->count), "m" (tmp)
: "cc", "memory");
if (new > 1)
rwsem_downgrade_wake(sem);
@@ -334,20 +333,20 @@ static inline void rwsem_atomic_add(long delta, struct rw_semaphore *sem)
asm volatile(
#ifndef __s390x__
- " l %0,0(%3)\n"
+ " l %0,%2\n"
"0: lr %1,%0\n"
- " ar %1,%5\n"
- " cs %0,%1,0(%3)\n"
+ " ar %1,%4\n"
+ " cs %0,%1,%2\n"
" jl 0b"
#else /* __s390x__ */
- " lg %0,0(%3)\n"
+ " lg %0,%2\n"
"0: lgr %1,%0\n"
- " agr %1,%5\n"
- " csg %0,%1,0(%3)\n"
+ " agr %1,%4\n"
+ " csg %0,%1,%2\n"
" jl 0b"
#endif /* __s390x__ */
- : "=&d" (old), "=&d" (new), "=m" (sem->count)
- : "a" (&sem->count), "m" (sem->count), "d" (delta)
+ : "=&d" (old), "=&d" (new), "=Q" (sem->count)
+ : "Q" (sem->count), "d" (delta)
: "cc", "memory");
}
@@ -360,20 +359,20 @@ static inline long rwsem_atomic_update(long delta, struct rw_semaphore *sem)
asm volatile(
#ifndef __s390x__
- " l %0,0(%3)\n"
+ " l %0,%2\n"
"0: lr %1,%0\n"
- " ar %1,%5\n"
- " cs %0,%1,0(%3)\n"
+ " ar %1,%4\n"
+ " cs %0,%1,%2\n"
" jl 0b"
#else /* __s390x__ */
- " lg %0,0(%3)\n"
+ " lg %0,%2\n"
"0: lgr %1,%0\n"
- " agr %1,%5\n"
- " csg %0,%1,0(%3)\n"
+ " agr %1,%4\n"
+ " csg %0,%1,%2\n"
" jl 0b"
#endif /* __s390x__ */
- : "=&d" (old), "=&d" (new), "=m" (sem->count)
- : "a" (&sem->count), "m" (sem->count), "d" (delta)
+ : "=&d" (old), "=&d" (new), "=Q" (sem->count)
+ : "Q" (sem->count), "d" (delta)
: "cc", "memory");
return new;
}
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