diff options
| -rw-r--r-- | src/thread/pthread_create.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/thread/pthread_create.c b/src/thread/pthread_create.c index 49f2f729..6cbf85b3 100644 --- a/src/thread/pthread_create.c +++ b/src/thread/pthread_create.c @@ -131,9 +131,14 @@ void __do_cleanup_pop(struct __ptcb *cb) static int start(void *p) { pthread_t self = p; + /* States for startlock: + * 0 = no need for start sync + * 1 = waiting for parent to do work + * 2 = failure in parent, child must abort + * 3 = success in parent, child must restore sigmask */ if (self->startlock[0]) { __wait(self->startlock, 0, 1, 1); - if (self->startlock[0]) { + if (self->startlock[0] == 2) { self->detached = 2; pthread_exit(0); } @@ -295,7 +300,7 @@ int __pthread_create(pthread_t *restrict res, const pthread_attr_t *restrict att if (do_sched) { ret = __syscall(SYS_sched_setscheduler, new->tid, attr._a_policy, &attr._a_prio); - a_store(new->startlock, ret<0 ? 2 : 0); + a_store(new->startlock, ret<0 ? 2 : 3); __wake(new->startlock, 1, 1); if (ret < 0) return -ret; } |