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waitpid: fix pid > 0

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Matheus
2024-06-26 21:08:38 -03:00
parent ae62f9bed5
commit 7feed00dc7
1 changed files with 14 additions and 14 deletions
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kernel-src/sys/syscalls/waitpid.c
+14 -14
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@@ -59,23 +59,23 @@ syscallret_t syscall_waitpid(context_t *context, pid_t pid, int *status, int opt
continue;
}
if (pid > 0 && iterator->pid == pid)
if ((pid > 0 && iterator->pid == pid) || pid == -1) {
desired = iterator;
bool intstatus = interrupt_set(false);
spinlock_acquire(&iterator->signals.lock);
if (iterator->signals.continueunwaited && (options & WCONTINUED)) {
iterator->signals.continueunwaited = false;
continued = true;
}
if (iterator->signals.stopunwaited && (options & WSTOPPED)) {
iterator->signals.stopunwaited = false;
stopped = true;
}
spinlock_release(&iterator->signals.lock);
interrupt_set(intstatus);
bool intstatus = interrupt_set(false);
spinlock_acquire(&iterator->signals.lock);
if (iterator->signals.continueunwaited && (options & WCONTINUED)) {
iterator->signals.continueunwaited = false;
continued = true;
zombie = iterator->state == SCHED_PROC_STATE_ZOMBIE;
}
if (iterator->signals.stopunwaited && (options & WSTOPPED)) {
iterator->signals.stopunwaited = false;
stopped = true;
}
spinlock_release(&iterator->signals.lock);
interrupt_set(intstatus);
zombie = iterator->state == SCHED_PROC_STATE_ZOMBIE;
if (zombie || continued || stopped)
break;