mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-18 09:44:18 +08:00
cf66ba58b5
This patch adds tracepoint to dev_queue_xmit, dev_hard_start_xmit,
netif_rx and netif_receive_skb. These tracepoints help you to monitor
network driver's input/output.
<idle>-0 [001] 112447.902030: netif_rx: dev=eth1 skbaddr=f3ef0900 len=84
<idle>-0 [001] 112447.902039: netif_receive_skb: dev=eth1 skbaddr=f3ef0900 len=84
sshd-6828 [000] 112447.903257: net_dev_queue: dev=eth4 skbaddr=f3fca538 len=226
sshd-6828 [000] 112447.903260: net_dev_xmit: dev=eth4 skbaddr=f3fca538 len=226 rc=0
Signed-off-by: Koki Sanagi <sanagi.koki@jp.fujitsu.com>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Kaneshige Kenji <kaneshige.kenji@jp.fujitsu.com>
Cc: Izumo Taku <izumi.taku@jp.fujitsu.com>
Cc: Kosaki Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: Scott Mcmillan <scott.a.mcmillan@intel.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
LKML-Reference: <4C72431E.3000901@jp.fujitsu.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
35 lines
801 B
C
35 lines
801 B
C
/*
|
|
* consolidates trace point definitions
|
|
*
|
|
* Copyright (C) 2009 Neil Horman <nhorman@tuxdriver.com>
|
|
*/
|
|
|
|
#include <linux/netdevice.h>
|
|
#include <linux/etherdevice.h>
|
|
#include <linux/string.h>
|
|
#include <linux/if_arp.h>
|
|
#include <linux/inetdevice.h>
|
|
#include <linux/inet.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/netpoll.h>
|
|
#include <linux/sched.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/rcupdate.h>
|
|
#include <linux/types.h>
|
|
#include <linux/workqueue.h>
|
|
#include <linux/netlink.h>
|
|
#include <linux/net_dropmon.h>
|
|
#include <linux/slab.h>
|
|
|
|
#include <asm/unaligned.h>
|
|
#include <asm/bitops.h>
|
|
|
|
#define CREATE_TRACE_POINTS
|
|
#include <trace/events/skb.h>
|
|
#include <trace/events/net.h>
|
|
#include <trace/events/napi.h>
|
|
|
|
EXPORT_TRACEPOINT_SYMBOL_GPL(kfree_skb);
|
|
|
|
EXPORT_TRACEPOINT_SYMBOL_GPL(napi_poll);
|