diff options
Diffstat (limited to 'sys/kern/kern_mutex.c')
| -rw-r--r-- | sys/kern/kern_mutex.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/sys/kern/kern_mutex.c b/sys/kern/kern_mutex.c index 0fd5d7e88bc3..b327ef84ed18 100644 --- a/sys/kern/kern_mutex.c +++ b/sys/kern/kern_mutex.c @@ -91,6 +91,10 @@ __FBSDID("$FreeBSD$"); #ifdef DDB static void db_show_mtx(struct lock_object *lock); #endif +static void lock_mtx(struct lock_object *lock, int how); +static void lock_spin(struct lock_object *lock, int how); +static int unlock_mtx(struct lock_object *lock); +static int unlock_spin(struct lock_object *lock); /* * Lock classes for sleep and spin mutexes. @@ -101,6 +105,8 @@ struct lock_class lock_class_mtx_sleep = { #ifdef DDB .lc_ddb_show = db_show_mtx, #endif + .lc_lock = lock_mtx, + .lc_unlock = unlock_mtx, }; struct lock_class lock_class_mtx_spin = { .lc_name = "spin mutex", @@ -108,6 +114,8 @@ struct lock_class lock_class_mtx_spin = { #ifdef DDB .lc_ddb_show = db_show_mtx, #endif + .lc_lock = lock_spin, + .lc_unlock = unlock_spin, }; /* @@ -130,6 +138,38 @@ static inline void lock_profile_init(void) static inline void lock_profile_init(void) {;} #endif +void +lock_mtx(struct lock_object *lock, int how) +{ + + mtx_lock((struct mtx *)lock); +} + +void +lock_spin(struct lock_object *lock, int how) +{ + + panic("spin locks can only use msleep_spin"); +} + +int +unlock_mtx(struct lock_object *lock) +{ + struct mtx *m; + + m = (struct mtx *)lock; + mtx_assert(m, MA_OWNED | MA_NOTRECURSED); + mtx_unlock(m); + return (0); +} + +int +unlock_spin(struct lock_object *lock) +{ + + panic("spin locks can only use msleep_spin"); +} + /* * Function versions of the inlined __mtx_* macros. These are used by * modules and can also be called from assembly language if needed. |