static void
pshared_unlock(struct pthread *curthread)
{
_thr_rwl_unlock(&pshared_lock);
curthread->locklevel--;
_thr_ast(curthread);
}
static void
thread_start(struct pthread *curthread)
{
sigset_t set;
if (curthread->attr.suspend == THR_CREATE_SUSPENDED)
set = curthread->sigmask;
/*
* This is used as a serialization point to allow parent
* to report 'new thread' event to debugger or tweak new thread's
* attributes before the new thread does real-world work.
*/
THR_LOCK(curthread);
THR_UNLOCK(curthread);
if (curthread->force_exit)
_pthread_exit(PTHREAD_CANCELED);
if (curthread->attr.suspend == THR_CREATE_SUSPENDED) {
#if 0
/* Done in THR_UNLOCK() */
_thr_ast(curthread);
#endif
/*
* Parent thread have stored signal mask for us,
* we should restore it now.
*/
__sys_sigprocmask(SIG_SETMASK, &set, NULL);
}
#ifdef _PTHREAD_FORCED_UNWIND
curthread->unwind_stackend = (char *)curthread->attr.stackaddr_attr +
curthread->attr.stacksize_attr;
#endif
/* Run the current thread's start routine with argument: */
_pthread_exit(curthread->start_routine(curthread->arg));
/* This point should never be reached. */
PANIC("Thread has resumed after exit");
}
