From: Koki Sanagi <sanagi.koki@jp•fujitsu.com>
To: netdev@vger•kernel.org
Cc: davem@davemloft•net, kaneshige.kenji@jp•fujitsu.com,
izumi.taku@jp•fujitsu.com, nhorman@tuxdriver•com
Subject: [RFC PATCH 2/5] napi: convert trace_napi_poll to TRACE_EVENT
Date: Tue, 08 Jun 2010 14:28:59 +0900 [thread overview]
Message-ID: <4C0DD51B.8020403@jp.fujitsu.com> (raw)
In-Reply-To: <4C0DD43F.9090902@jp.fujitsu.com>
This patch converts trace_napi_poll from DECLARE_EVENT to TRACE_EVENT.
This is a same patch Neil Horman submitted.
http://marc.info/?l=linux-kernel&m=125978157926853&w=2
Signed-off-by: Koki Sanagi <sanagi.koki@jp•fujitsu.com>
---
include/trace/events/napi.h | 23 +++++++++++++++++++++--
1 files changed, 21 insertions(+), 2 deletions(-)
diff --git a/include/trace/events/napi.h b/include/trace/events/napi.h
index 188deca..512a057 100644
--- a/include/trace/events/napi.h
+++ b/include/trace/events/napi.h
@@ -6,10 +6,29 @@
#include <linux/netdevice.h>
#include <linux/tracepoint.h>
+#include <linux/ftrace.h>
+
+#define NO_DEV "(no_device)"
+
+TRACE_EVENT(napi_poll,
-DECLARE_TRACE(napi_poll,
TP_PROTO(struct napi_struct *napi),
- TP_ARGS(napi));
+
+ TP_ARGS(napi),
+
+ TP_STRUCT__entry(
+ __field( struct napi_struct *, napi)
+ __string( dev_name, napi->dev ? napi->dev->name : NO_DEV)
+ ),
+
+ TP_fast_assign(
+ __entry->napi = napi;
+ __assign_str(dev_name, napi->dev ? napi->dev->name : NO_DEV);
+ ),
+
+ TP_printk("napi poll on napi struct %p for device %s",
+ __entry->napi, __get_str(dev_name))
+);
#endif /* _TRACE_NAPI_H_ */
next prev parent reply other threads:[~2010-06-08 5:28 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-08 5:25 [RFC PATCH 0/5] netdev: show a process of packets Koki Sanagi
2010-06-08 5:27 ` [RFC PATCH 1/5] irq: add tracepoint to softirq_raise Koki Sanagi
2010-06-08 5:28 ` Koki Sanagi [this message]
2010-06-08 5:30 ` [RFC PATCH 3/5] netdev: add tracepoints to netdev layer Koki Sanagi
2010-06-08 5:30 ` [RFC PATCH 4/5] skb: add tracepoints to freeing skb Koki Sanagi
2010-06-08 5:31 ` [RFC PATCH 5/5] perf:add a script shows a process of packet Koki Sanagi
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