int
_rm_rlock_debug(struct rmlock *rm, struct rm_priotracker *tracker,
int trylock, const char *file, int line)
{
return _rm_rlock(rm, tracker, trylock);
}
int
_rm_rlock_debug(struct rmlock *rm, struct rm_priotracker *tracker,
int trylock, const char *file, int line)
{
if (SCHEDULER_STOPPED())
return (1);
#ifdef INVARIANTS
if (!(rm->lock_object.lo_flags & LO_RECURSABLE) && !trylock) {
critical_enter();
KASSERT(rm_trackers_present(pcpu_find(curcpu), rm,
curthread) == 0,
("rm_rlock: recursed on non-recursive rmlock %s @ %s:%d\n",
rm->lock_object.lo_name, file, line));
critical_exit();
}
#endif
KASSERT(kdb_active != 0 || !TD_IS_IDLETHREAD(curthread),
("rm_rlock() by idle thread %p on rmlock %s @ %s:%d",
curthread, rm->lock_object.lo_name, file, line));
KASSERT(!rm_destroyed(rm),
("rm_rlock() of destroyed rmlock @ %s:%d", file, line));
if (!trylock) {
KASSERT(!rm_wowned(rm),
("rm_rlock: wlock already held for %s @ %s:%d",
rm->lock_object.lo_name, file, line));
WITNESS_CHECKORDER(&rm->lock_object, LOP_NEWORDER, file, line,
NULL);
}
if (_rm_rlock(rm, tracker, trylock)) {
if (trylock)
LOCK_LOG_TRY("RMRLOCK", &rm->lock_object, 0, 1, file,
line);
else
LOCK_LOG_LOCK("RMRLOCK", &rm->lock_object, 0, 0, file,
line);
WITNESS_LOCK(&rm->lock_object, 0, file, line);
curthread->td_locks++;
return (1);
} else if (trylock)
LOCK_LOG_TRY("RMRLOCK", &rm->lock_object, 0, 0, file, line);
return (0);
}
