diff options
Diffstat (limited to 'sys/kern/kern_exit.c')
| -rw-r--r-- | sys/kern/kern_exit.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/kern/kern_exit.c b/sys/kern/kern_exit.c index 187364b72ab0..8e16d3e1885d 100644 --- a/sys/kern/kern_exit.c +++ b/sys/kern/kern_exit.c @@ -698,9 +698,11 @@ loop: mtx_unlock(&Giant); return (0); } + mtx_lock_spin(&sched_lock); if (P_SHOULDSTOP(p) && (p->p_suspcount == p->p_numthreads) && ((p->p_flag & P_WAITED) == 0) && (p->p_flag & P_TRACED || uap->options & WUNTRACED)) { + mtx_unlock_spin(&sched_lock); p->p_flag |= P_WAITED; sx_xunlock(&proctree_lock); td->td_retval[0] = p->p_pid; @@ -723,6 +725,7 @@ loop: mtx_unlock(&Giant); return (error); } + mtx_unlock_spin(&sched_lock); if (uap->options & WCONTINUED && (p->p_flag & P_CONTINUED)) { sx_xunlock(&proctree_lock); td->td_retval[0] = p->p_pid; |