From 3a3f6082886850e43ee17c5c4ec73e702c4640f8 Mon Sep 17 00:00:00 2001 From: John Baldwin <jhb@FreeBSD.org> Date: Fri, 9 Mar 2001 03:59:50 +0000 Subject: [PATCH] Add a new informative KASSERT to ensure that a process is in the SRUN state before we return it to cpu_switch(). --- sys/kern/kern_switch.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sys/kern/kern_switch.c b/sys/kern/kern_switch.c index bfe0e7f0f9dd..0dd8538a2561 100644 --- a/sys/kern/kern_switch.c +++ b/sys/kern/kern_switch.c @@ -190,6 +190,9 @@ runq_choose(struct runq *rq) rqh = &rq->rq_queues[pri]; p = TAILQ_FIRST(rqh); KASSERT(p != NULL, ("runq_choose: no proc on busy queue")); + KASSERT(p->p_stat == SRUN, + ("runq_chose: process %d(%s) in state %d", p->p_pid, + p->p_comm, p->p_stat)); CTR3(KTR_RUNQ, "runq_choose: pri=%d p=%p rqh=%p", pri, p, rqh); TAILQ_REMOVE(rqh, p, p_procq); if (TAILQ_EMPTY(rqh)) {