diff options
Diffstat (limited to 'include/linux/percpu-rwsem.h')
| -rw-r--r-- | include/linux/percpu-rwsem.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/percpu-rwsem.h b/include/linux/percpu-rwsem.h index 153251c0..20fa19a0 100644 --- a/include/linux/percpu-rwsem.h +++ b/include/linux/percpu-rwsem.h @@ -4,6 +4,7 @@ #define _LINUX_PERCPU_RWSEM_H #include <pthread.h> +#include <linux/cleanup.h> #include <linux/preempt.h> struct percpu_rw_semaphore { @@ -55,4 +56,11 @@ static inline int percpu_init_rwsem(struct percpu_rw_semaphore *sem) #define percpu_rwsem_assert_held(sem) do {} while (0) +DEFINE_GUARD(percpu_read, struct percpu_rw_semaphore *, + percpu_down_read(_T), percpu_up_read(_T)) +DEFINE_GUARD_COND(percpu_read, _try, percpu_down_read_trylock(_T)) + +DEFINE_GUARD(percpu_write, struct percpu_rw_semaphore *, + percpu_down_write(_T), percpu_up_write(_T)) + #endif |