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-rw-r--r--arch/s390/lib/Makefile3
-rw-r--r--arch/s390/lib/spinlock.c7
2 files changed, 2 insertions, 8 deletions
diff --git a/arch/s390/lib/Makefile b/arch/s390/lib/Makefile
index d9b97b3c597f..f20b51ff1d86 100644
--- a/arch/s390/lib/Makefile
+++ b/arch/s390/lib/Makefile
@@ -4,5 +4,6 @@
EXTRA_AFLAGS := -traditional
-lib-y += delay.o string.o spinlock.o
+lib-y += delay.o string.o
lib-y += $(if $(CONFIG_64BIT),uaccess64.o,uaccess.o)
+lib-$(CONFIG_SMP) += spinlock.o \ No newline at end of file
diff --git a/arch/s390/lib/spinlock.c b/arch/s390/lib/spinlock.c
index 68d79c502081..60f80a4eed4e 100644
--- a/arch/s390/lib/spinlock.c
+++ b/arch/s390/lib/spinlock.c
@@ -13,7 +13,6 @@
#include <linux/init.h>
#include <asm/io.h>
-atomic_t spin_retry_counter;
int spin_retry = 1000;
/**
@@ -45,7 +44,6 @@ _raw_spin_lock_wait(raw_spinlock_t *lp, unsigned int pc)
_diag44();
count = spin_retry;
}
- atomic_inc(&spin_retry_counter);
if (_raw_compare_and_swap(&lp->lock, 0, pc) == 0)
return;
}
@@ -58,7 +56,6 @@ _raw_spin_trylock_retry(raw_spinlock_t *lp, unsigned int pc)
int count = spin_retry;
while (count-- > 0) {
- atomic_inc(&spin_retry_counter);
if (_raw_compare_and_swap(&lp->lock, 0, pc) == 0)
return 1;
}
@@ -77,7 +74,6 @@ _raw_read_lock_wait(raw_rwlock_t *rw)
_diag44();
count = spin_retry;
}
- atomic_inc(&spin_retry_counter);
old = rw->lock & 0x7fffffffU;
if (_raw_compare_and_swap(&rw->lock, old, old + 1) == old)
return;
@@ -92,7 +88,6 @@ _raw_read_trylock_retry(raw_rwlock_t *rw)
int count = spin_retry;
while (count-- > 0) {
- atomic_inc(&spin_retry_counter);
old = rw->lock & 0x7fffffffU;
if (_raw_compare_and_swap(&rw->lock, old, old + 1) == old)
return 1;
@@ -111,7 +106,6 @@ _raw_write_lock_wait(raw_rwlock_t *rw)
_diag44();
count = spin_retry;
}
- atomic_inc(&spin_retry_counter);
if (_raw_compare_and_swap(&rw->lock, 0, 0x80000000) == 0)
return;
}
@@ -124,7 +118,6 @@ _raw_write_trylock_retry(raw_rwlock_t *rw)
int count = spin_retry;
while (count-- > 0) {
- atomic_inc(&spin_retry_counter);
if (_raw_compare_and_swap(&rw->lock, 0, 0x80000000) == 0)
return 1;
}
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