22#include <linux/module.h>
23
24int __lockfunc _spin_trylock(spinlock_t *lock)
25{
26 preempt_disable();
27 if (_raw_spin_trylock(lock)) {
28 spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
29 return 1;
30 }
31
32 preempt_enable();
33 return 0;
34}
35EXPORT_SYMBOL(_spin_trylock);
36
37int __lockfunc _read_trylock(rwlock_t *lock)
38{
39 preempt_disable();
40 if (_raw_read_trylock(lock)) {
41 rwlock_acquire_read(&lock->dep_map, 0, 1, _RET_IP_);
42 return 1;
43 }
44
45 preempt_enable();
46 return 0;
47}
48EXPORT_SYMBOL(_read_trylock);
49
50int __lockfunc _write_trylock(rwlock_t *lock)
51{
52 preempt_disable();
53 if (_raw_write_trylock(lock)) {
54 rwlock_acquire(&lock->dep_map, 0, 1, _RET_IP_);
55 return 1;
56 }
57
58 preempt_enable();
59 return 0;
60}
61EXPORT_SYMBOL(_write_trylock);
62