net_sched: use %px to print skb address in trace_qdisc_dequeue()

Print format of skbaddr is changed to %px from %p, because we want
to use skb address as a quick way to identify a packet.

Note, trace ring buffer is only accessible to privileged users,
it is safe to use a real kernel address here.

Reviewed-by: Cong Wang <cong.wang@bytedance.com>
Signed-off-by: Qitao Xu <qitao.xu@bytedance.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/trace/events/qdisc.h b/include/trace/events/qdisc.h
index 330d32d..5820955 100644 (file)
--- a/include/trace/events/qdisc.h
+++ b/include/trace/events/qdisc.h
@@ -41,7 +41,7 @@ TRACE_EVENT(qdisc_dequeue,
                __entry->txq_state      = txq->state;
        ),
 
-       TP_printk("dequeue ifindex=%d qdisc handle=0x%X parent=0x%X txq_state=0x%lX packets=%d skbaddr=%p",
+       TP_printk("dequeue ifindex=%d qdisc handle=0x%X parent=0x%X txq_state=0x%lX packets=%d skbaddr=%px",
                  __entry->ifindex, __entry->handle, __entry->parent,
                  __entry->txq_state, __entry->packets, __entry->skbaddr )
 );