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-rw-r--r--sys/kern/sys_process.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/kern/sys_process.c b/sys/kern/sys_process.c
index dacb9d9..ab6f1e8 100644
--- a/sys/kern/sys_process.c
+++ b/sys/kern/sys_process.c
@@ -467,7 +467,7 @@ ptrace(struct thread *td, struct ptrace_args *uap)
}
/* not currently stopped */
- if (p->p_stat != SSTOP || (p->p_flag & P_WAITED) == 0) {
+ if (!P_SHOULDSTOP(p) || (p->p_flag & P_WAITED) == 0) {
error = EBUSY;
goto fail;
}
@@ -566,10 +566,12 @@ ptrace(struct thread *td, struct ptrace_args *uap)
if (proctree_locked)
sx_xunlock(&proctree_lock);
/* deliver or queue signal */
- if (p->p_stat == SSTOP) {
+ if (P_SHOULDSTOP(p)) {
p->p_xstat = uap->data;
mtx_lock_spin(&sched_lock);
+ p->p_flag &= ~(P_STOPPED_TRACE|P_STOPPED_SGNL);
setrunnable(td2); /* XXXKSE */
+ /* Need foreach kse in proc, ... make_kse_queued(). */
mtx_unlock_spin(&sched_lock);
} else if (uap->data)
psignal(p, uap->data);
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