*/ if (icsk->icsk_ca_ops->flags & TCP_CONG_RTT_STAMP) __net_timestamp(skb); /*根据传递进来的clone_it参数来确定是否需要克隆待发送的报文。*/ if (likely(clone_it)) { /*如果skb已经被clone,则只能复制该skb的数据到新分配的skb中*/ if (unlikely(skb_cloned(skb))) skb = pskb_copy(...
if(tcp_packets_in_flight(tp)==0) tcp_ca_event(sk,CA_EVENT_TX_START); /*调用skb_push()在数据部分的头部添加TCP首部,长度即为之前计算得到的那个tcp_header_size,实际上是把data指针往上移。*/ skb_push(skb,tcp_header_size); skb_reset_transport_header(skb); /*SKB已添加到发送队列中,但是从...
The article evaluates the 1SKB-CS22 Cymbal Safe, a cymbal case from SKB.Musical Merchandise Review
5. struct net_device *dev; // 指向网桥设备的net_device{} 6. struct pcpu_sw_netstats __percpu *stats; // 统计值,TX/Rx Packet Byte之类 7. unsigned long options; //网桥的配置字段,包括对多播,vlan,stp等相应的配置 8. /* These fields are accessed on each packet */ 9. #ifdef CONFIG...
pending() is very expensive, and calling it in af_packet fast path defeats Daniel intent in commit b013840 ("packet: use percpu mmap tx frame pending refcount") tpacket_destruct_skb() makes room for one packet, we can immediately wakeup a producer, no need to completely drain the tx ...
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> > To avoid those skbs remained being left in > > the skb queue until PCI has been removed, driver needs > > to release skbs by itself. > > Doesn't that also mean your dropping these packets? Shouldn't you be > delaying PS transitions until you've finished TX'ing?
> enter/leave IDLE state (rtw_power_[on|off]). That patch also looks good to me, FWIW. Side note: it's a little bit strange that your driver can silently misbehave so badly, just by TX'ing in the wrong state. Would this be a ...
“湘湖牌控制与保护开关SKB-16C/M16/06M询价”参数说明 型号:4006-733-731规格:各种规格齐全 商标:XHINT包装:纸箱 “湘湖牌控制与保护开关SKB-16C/M16/06M询价”详细介绍 湘湖牌控制与保护开关SKB-16C/M16/06M询价 控制与保护开关SKB-16C/M16/06M控制与保护开关SKB-16C/M16/06M ...