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-rw-r--r--include/linux/bit_spinlock.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/bit_spinlock.h b/include/linux/bit_spinlock.h
index e612575a2596..b4326bfa684f 100644
--- a/include/linux/bit_spinlock.h
+++ b/include/linux/bit_spinlock.h
@@ -23,11 +23,11 @@ static inline void bit_spin_lock(int bitnum, unsigned long *addr)
23 preempt_disable(); 23 preempt_disable();
24#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) 24#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
25 while (unlikely(test_and_set_bit_lock(bitnum, addr))) { 25 while (unlikely(test_and_set_bit_lock(bitnum, addr))) {
26 while (test_bit(bitnum, addr)) { 26 preempt_enable();
27 preempt_enable(); 27 do {
28 cpu_relax(); 28 cpu_relax();
29 preempt_disable(); 29 } while (test_bit(bitnum, addr));
30 } 30 preempt_disable();
31 } 31 }
32#endif 32#endif
33 __acquire(bitlock); 33 __acquire(bitlock);