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author | Koki Sanagi <sanagi.koki@jp.fujitsu.com> | 2010-08-23 18:45:02 +0900 |
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committer | Frederic Weisbecker <fweisbec@gmail.com> | 2010-09-07 17:51:33 +0200 |
commit | cf66ba58b5cb8b1526e9dd2fb96ff8db048d4d44 (patch) | |
tree | e9adada8f043f162dd1fea6ebb9091c66fee8eca /net/core/skbuff.c | |
parent | 3e4b10d7a4d2a78af64f8096dc7cdb3bebd65adb (diff) | |
download | op-kernel-dev-cf66ba58b5cb8b1526e9dd2fb96ff8db048d4d44.zip op-kernel-dev-cf66ba58b5cb8b1526e9dd2fb96ff8db048d4d44.tar.gz |
netdev: Add tracepoints to netdev layer
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>
Diffstat (limited to 'net/core/skbuff.c')
0 files changed, 0 insertions, 0 deletions