Messages in this thread Patch in this message | | | Date | Mon, 08 Jun 2009 17:18:55 +0800 | From | Xiao Guangrong <> | Subject | [PATCH] ftrace: change the export format of trace_kfree_skb() |
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Use %pf instead of %p to output the function's address, use 0x%04X instead of %u to output the skb's protocol
Before patch:
<idle>-0 [000] 60144.542521: kfree_skb: skbaddr=de7b8240 protocol=2048 location=c1365429 <idle>-0 [000] 60164.488153: kfree_skb: skbaddr=da66f900 protocol=2048 location=c1365429 <idle>-0 [000] 60193.493933: kfree_skb: skbaddr=deaeb480 protocol=4 location=c134ec25 <idle>-0 [000] 60253.118421: kfree_skb: skbaddr=de7c4900 protocol=4 location=c134ec25
After patch:
bash-2587 [001] 97685.781173: kfree_skb: skbaddr=deb9cc00 protocol=0x0000 location=netlink_unicast bash-2587 [000] 97686.501121: kfree_skb: skbaddr=df9bb840 protocol=0x0000 location=netlink_unicast <idle>-0 [000] 97696.200184: kfree_skb: skbaddr=df741240 protocol=0x0800 location=ip_rcv <idle>-0 [000] 97696.200198: kfree_skb: skbaddr=dfb3de40 protocol=0x0800 location=ip_rcv
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> --- include/trace/events/skb.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) mode change 100644 => 100755 include/trace/events/skb.h
diff --git a/include/trace/events/skb.h b/include/trace/events/skb.h old mode 100644 new mode 100755 index 1e8fabb..a58bef8 --- a/include/trace/events/skb.h +++ b/include/trace/events/skb.h @@ -30,7 +30,7 @@ TRACE_EVENT(kfree_skb, __entry->location = location; ), - TP_printk("skbaddr=%p protocol=%u location=%p", + TP_printk("skbaddr=%p protocol=0x%04X location=%pf", __entry->skbaddr, __entry->protocol, __entry->location) ); -- 1.6.1.2
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