diff options
Diffstat (limited to 'sys/kern/kern_rwlock.c')
| -rw-r--r-- | sys/kern/kern_rwlock.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/sys/kern/kern_rwlock.c b/sys/kern/kern_rwlock.c index c337041..e0be154 100644 --- a/sys/kern/kern_rwlock.c +++ b/sys/kern/kern_rwlock.c @@ -242,6 +242,9 @@ _rw_wlock(struct rwlock *rw, const char *file, int line) if (SCHEDULER_STOPPED()) return; MPASS(curthread != NULL); + KASSERT(!TD_IS_IDLETHREAD(curthread), + ("rw_wlock() by idle thread %p on rwlock %s @ %s:%d", + curthread, rw->lock_object.lo_name, file, line)); KASSERT(rw->rw_lock != RW_DESTROYED, ("rw_wlock() of destroyed rwlock @ %s:%d", file, line)); WITNESS_CHECKORDER(&rw->lock_object, LOP_NEWORDER | LOP_EXCLUSIVE, file, @@ -260,6 +263,9 @@ _rw_try_wlock(struct rwlock *rw, const char *file, int line) if (SCHEDULER_STOPPED()) return (1); + KASSERT(!TD_IS_IDLETHREAD(curthread), + ("rw_try_wlock() by idle thread %p on rwlock %s @ %s:%d", + curthread, rw->lock_object.lo_name, file, line)); KASSERT(rw->rw_lock != RW_DESTROYED, ("rw_try_wlock() of destroyed rwlock @ %s:%d", file, line)); @@ -333,6 +339,9 @@ _rw_rlock(struct rwlock *rw, const char *file, int line) if (SCHEDULER_STOPPED()) return; + KASSERT(!TD_IS_IDLETHREAD(curthread), + ("rw_rlock() by idle thread %p on rwlock %s @ %s:%d", + curthread, rw->lock_object.lo_name, file, line)); KASSERT(rw->rw_lock != RW_DESTROYED, ("rw_rlock() of destroyed rwlock @ %s:%d", file, line)); KASSERT(rw_wowner(rw) != curthread, @@ -521,6 +530,10 @@ _rw_try_rlock(struct rwlock *rw, const char *file, int line) if (SCHEDULER_STOPPED()) return (1); + KASSERT(!TD_IS_IDLETHREAD(curthread), + ("rw_try_rlock() by idle thread %p on rwlock %s @ %s:%d", + curthread, rw->lock_object.lo_name, file, line)); + for (;;) { x = rw->rw_lock; KASSERT(rw->rw_lock != RW_DESTROYED, |
