diff options
Diffstat (limited to 'xen/common/keyhandler.c')
| -rw-r--r-- | xen/common/keyhandler.c | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/xen/common/keyhandler.c b/xen/common/keyhandler.c index 3cd25a0e65..23b0527895 100644 --- a/xen/common/keyhandler.c +++ b/xen/common/keyhandler.c @@ -89,12 +89,15 @@ static char *task_states[] = void do_task_queues(u_char key, void *dev_id, struct pt_regs *regs) { - u_long flags; + unsigned long flags; struct task_struct *p; - shared_info_t *s; + shared_info_t *s; + net_vif_t *v; printk("'%c' pressed -> dumping task queues\n", key); + read_lock_irqsave(&tasklist_lock, flags); + p = &idle0_task; do { printk("Xen: DOM %d, CPU %d [has=%c], state = %s, " @@ -102,17 +105,21 @@ void do_task_queues(u_char key, void *dev_id, struct pt_regs *regs) p->domain, p->processor, p->has_cpu ? 'T':'F', task_states[p->state], p->hyp_events); s = p->shared_info; - if(!is_idle_task(p)) { - net_vif_t *v = find_vif_by_id((p->domain)<<VIF_DOMAIN_SHIFT); + if( !is_idle_task(p) ) + { + net_vif_t *v = find_vif_by_id((p->domain)<<VIF_DOMAIN_SHIFT); printk("Guest: events = %08lx, events_mask = %08lx\n", s->events, s->events_mask); - if (v) { - printk("rx_prod=%d ,rx_cons=%d, tx_prod=%d, tx_cons=%d\n", - v->rx_prod,v->rx_cons,v->tx_prod,v->tx_cons ); - printk("rx_req_cons=%d, rx_resp_prod=%d, tx_req_cons=%d, tx_resp_prod=%d\n", - v->rx_req_cons,v->rx_resp_prod,v->tx_req_cons,v->tx_resp_prod); - put_vif(v); + if ( v != NULL ) + { + printk("rx_prod=%d ,rx_cons=%d, tx_prod=%d, tx_cons=%d\n", + v->rx_prod, v->rx_cons, v->tx_prod, v->tx_cons ); + printk("rx_req_cons=%d, rx_resp_prod=%d, " + "tx_req_cons=%d, tx_resp_prod=%d\n", + v->rx_req_cons, v->rx_resp_prod, + v->tx_req_cons, v->tx_resp_prod); + put_vif(v); } printk("Notifying guest...\n"); set_bit(_EVENT_DEBUG, &s->events); |