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Subject[PATCH 14/18] net: Provide config option for enabling SKB tracing
Date
CC: "David S. Miller" <davem@davemloft.net>
CC: netdev@vger.kernel.org
Signed-off-by: Jan Kara <jack@suse.cz>
---
include/trace/events/skb.h | 2 ++
kernel/trace/Kconfig | 10 ++++++++++
2 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/include/trace/events/skb.h b/include/trace/events/skb.h
index 4b2be6d..cd340df 100644
--- a/include/trace/events/skb.h
+++ b/include/trace/events/skb.h
@@ -1,5 +1,7 @@
#undef TRACE_SYSTEM
+#undef TRACE_CONFIG
#define TRACE_SYSTEM skb
+#define TRACE_CONFIG CONFIG_SKB_TRACER

#if !defined(_TRACE_SKB_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_SKB_H
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index a48ff49..a02d577 100644
--- a/kernel/trace/Kconfig
+++ b/kernel/trace/Kconfig
@@ -498,6 +498,16 @@ config JBD2_TRACER

If unsure, say N.

+config SKB_TRACER
+ bool "SKB tracing"
+ depends on NET
+ select GENERIC_TRACER
+ help
+ Provide tracing for copying datagrams into iovecs and freeing
+ skbs.
+
+ If unsure, say N.
+
config KPROBE_EVENT
depends on KPROBES
depends on HAVE_REGS_AND_STACK_ACCESS_API
--
1.6.4.2


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