[S390] Remove owner_pc member from raw_spinlock_t.

[deliverable/linux.git] / arch / s390 / lib / spinlock.c

diff --git a/arch/s390/lib/spinlock.c b/arch/s390/lib/spinlock.c
index 8d76403fcf89b5900f02f6084312049791b8dc4e..59c56c3d72d08a265d79090f87a4b1de87a997fd 100644 (file)
--- a/arch/s390/lib/spinlock.c
+++ b/arch/s390/lib/spinlock.c
@@ -39,7 +39,7 @@ static inline void _raw_yield_cpu(int cpu)
                _raw_yield();
 }
 
-void _raw_spin_lock_wait(raw_spinlock_t *lp, unsigned int pc)
+void _raw_spin_lock_wait(raw_spinlock_t *lp)
 {
        int count = spin_retry;
        unsigned int cpu = ~smp_processor_id();
@@ -53,15 +53,13 @@ void _raw_spin_lock_wait(raw_spinlock_t *lp, unsigned int pc)
                }
                if (__raw_spin_is_locked(lp))
                        continue;
-               if (_raw_compare_and_swap(&lp->owner_cpu, 0, cpu) == 0) {
-                       lp->owner_pc = pc;
+               if (_raw_compare_and_swap(&lp->owner_cpu, 0, cpu) == 0)
                        return;
-               }
        }
 }
 EXPORT_SYMBOL(_raw_spin_lock_wait);
 
-int _raw_spin_trylock_retry(raw_spinlock_t *lp, unsigned int pc)
+int _raw_spin_trylock_retry(raw_spinlock_t *lp)
 {
        unsigned int cpu = ~smp_processor_id();
        int count;
@@ -69,10 +67,8 @@ int _raw_spin_trylock_retry(raw_spinlock_t *lp, unsigned int pc)
        for (count = spin_retry; count > 0; count--) {
                if (__raw_spin_is_locked(lp))
                        continue;
-               if (_raw_compare_and_swap(&lp->owner_cpu, 0, cpu) == 0) {
-                       lp->owner_pc = pc;
+               if (_raw_compare_and_swap(&lp->owner_cpu, 0, cpu) == 0)
                        return 1;
-               }
        }
        return 0;
 }