diff options
Diffstat (limited to 'kern/lock.h')
| -rw-r--r-- | kern/lock.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/kern/lock.h b/kern/lock.h index 0eba0ad..e88e182 100644 --- a/kern/lock.h +++ b/kern/lock.h @@ -90,9 +90,20 @@ class simple_lock_data_t name; */ extern void simple_lock_init(simple_lock_t); -extern void simple_lock(simple_lock_t); +extern void _simple_lock(simple_lock_t, + const char *, const char *); extern void simple_unlock(simple_lock_t); -extern boolean_t simple_lock_try(simple_lock_t); +extern boolean_t _simple_lock_try(simple_lock_t, + const char *, const char *); + +/* We provide simple_lock and simple_lock_try so that we can save the + location. */ +#define XSTR(x) #x +#define STR(x) XSTR(x) +#define LOCATION __FILE__ ":" STR(__LINE__) + +#define simple_lock(lock) _simple_lock((lock), #lock, LOCATION) +#define simple_lock_try(lock) _simple_lock_try((lock), #lock, LOCATION) #define simple_lock_pause() #define simple_lock_taken(lock) (simple_lock_assert(lock), \ |