diff options
Diffstat (limited to 'sys/kern/kern_rmlock.c')
| -rw-r--r-- | sys/kern/kern_rmlock.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/sys/kern/kern_rmlock.c b/sys/kern/kern_rmlock.c index 181825a..27d0462 100644 --- a/sys/kern/kern_rmlock.c +++ b/sys/kern/kern_rmlock.c @@ -344,6 +344,9 @@ _rm_rlock(struct rmlock *rm, struct rm_priotracker *tracker, int trylock) struct thread *td = curthread; struct pcpu *pc; + if (SCHEDULER_STOPPED()) + return (1); + tracker->rmp_flags = 0; tracker->rmp_thread = td; tracker->rmp_rmlock = rm; @@ -413,6 +416,9 @@ _rm_runlock(struct rmlock *rm, struct rm_priotracker *tracker) struct pcpu *pc; struct thread *td = tracker->rmp_thread; + if (SCHEDULER_STOPPED()) + return; + td->td_critnest++; /* critical_enter(); */ pc = cpuid_to_pcpu[td->td_oncpu]; /* pcpu_find(td->td_oncpu); */ rm_tracker_remove(pc, tracker); @@ -432,6 +438,9 @@ _rm_wlock(struct rmlock *rm) struct turnstile *ts; cpuset_t readcpus; + if (SCHEDULER_STOPPED()) + return; + if (rm->lock_object.lo_flags & RM_SLEEPABLE) sx_xlock(&rm->rm_lock_sx); else @@ -486,6 +495,9 @@ _rm_wunlock(struct rmlock *rm) void _rm_wlock_debug(struct rmlock *rm, const char *file, int line) { + if (SCHEDULER_STOPPED()) + return; + WITNESS_CHECKORDER(&rm->lock_object, LOP_NEWORDER | LOP_EXCLUSIVE, file, line, NULL); @@ -507,6 +519,9 @@ void _rm_wunlock_debug(struct rmlock *rm, const char *file, int line) { + if (SCHEDULER_STOPPED()) + return; + curthread->td_locks--; if (rm->lock_object.lo_flags & RM_SLEEPABLE) WITNESS_UNLOCK(&rm->rm_lock_sx.lock_object, LOP_EXCLUSIVE, @@ -521,6 +536,10 @@ int _rm_rlock_debug(struct rmlock *rm, struct rm_priotracker *tracker, int trylock, const char *file, int line) { + + if (SCHEDULER_STOPPED()) + return (1); + if (!trylock && (rm->lock_object.lo_flags & RM_SLEEPABLE)) WITNESS_CHECKORDER(&rm->rm_lock_sx.lock_object, LOP_NEWORDER, file, line, NULL); @@ -544,6 +563,9 @@ _rm_runlock_debug(struct rmlock *rm, struct rm_priotracker *tracker, const char *file, int line) { + if (SCHEDULER_STOPPED()) + return; + curthread->td_locks--; WITNESS_UNLOCK(&rm->lock_object, 0, file, line); LOCK_LOG_LOCK("RMRUNLOCK", &rm->lock_object, 0, 0, file, line); |
