diff options
Diffstat (limited to 'arch/s390/lib/spinlock.c')
| -rw-r--r-- | arch/s390/lib/spinlock.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/s390/lib/spinlock.c b/arch/s390/lib/spinlock.c index 84c0faeaf7ea..30a7c8c29964 100644 --- a/arch/s390/lib/spinlock.c +++ b/arch/s390/lib/spinlock.c @@ -78,7 +78,7 @@ static inline int arch_load_niai4(int *lock) ALTERNATIVE("", ".long 0xb2fa0040", 49) /* NIAI 4 */ " l %0,%1\n" : "=d" (owner) : "Q" (*lock) : "memory"); - return owner; + return owner; } static inline int arch_cmpxchg_niai8(int *lock, int old, int new) @@ -226,9 +226,10 @@ static inline void arch_spin_lock_classic(arch_spinlock_t *lp) /* Try to get the lock if it is free. */ if (!owner) { new = (old & _Q_TAIL_MASK) | lockval; - if (arch_cmpxchg_niai8(&lp->lock, old, new)) + if (arch_cmpxchg_niai8(&lp->lock, old, new)) { /* Got the lock */ - return; + return; + } continue; } if (count-- >= 0) |