void register_sleep_event(thread_t *me, event_t *e)
{
sched_lock();
thread_t *t;
Q_SEARCH(t, &state.sleep_queue, q_link,
time_lt(e->u.wakeup, t->sleep_event.u.wakeup));
if (t) {
Q_INSERT_BEFORE(&state.sleep_queue, t, me, q_link);
} else {
Q_INSERT_TAIL(&state.sleep_queue, me, q_link);
}
sched_unlock();
}
/* register a malloced chunk as belonging to a particular mutex.
* will add mutex to the list of all mutexes if it's not already there. */
void learn_malloced_mutex_structure(struct user_sync_state *u, unsigned int lock_addr,
unsigned int chunk_addr, unsigned int chunk_size)
{
struct mutex *mp;
assert(lock_addr != -1);
Q_SEARCH(mp, &u->mutexes, nobe, mp->addr == (unsigned int)lock_addr);
if (mp == NULL) {
lsprintf(DEV, "created user mutex 0x%x (%u others)\n",
lock_addr, Q_GET_SIZE(&u->mutexes));
mp = MM_XMALLOC(1, struct mutex);
mp->addr = (unsigned int)lock_addr;
Q_INIT_HEAD(&mp->chunks);
Q_INSERT_FRONT(&u->mutexes, mp, nobe);
}
struct agent *agent_by_tid_or_null(struct agent_q *q, int tid)
{
struct agent *a;
Q_SEARCH(a, q, nobe, a->tid == tid);
return a;
}
