Re: [PATCH] kmemtrace: Remove the relay version of kmemtrace.

[Ingo Molnar <mingo@elte.hu>]

* Ingo Molnar <mingo@elte.hu> wrote:

> 
> * Eduard - Gabriel Munteanu <eduard.munteanu@linux360.ro> wrote:
> 
> > kmemtrace now uses ftrace. This patch removes the relay version.
> > 
> > Signed-off-by: Eduard - Gabriel Munteanu <eduard.munteanu@linux360.ro>
> > ---
> >  kernel/trace/Kconfig |    1 -
> >  mm/Makefile          |    1 -
> >  mm/kmemtrace.c       |  333 --------------------------------------------------
> >  3 files changed, 0 insertions(+), 335 deletions(-)
> >  delete mode 100644 mm/kmemtrace.c
> 
> applied to tip/tracing/kmemtrace2, thanks Eduard!

I needed the small fixlet below as well.

	Ingo

-------------->
>From 3e80680208ba6ce9635ca7c21ad0019442ea166a Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@elte.hu>
Date: Tue, 6 Jan 2009 10:16:35 +0100
Subject: [PATCH] kmemtrace: add kmemtrace_init()

Impact: build fix

leftover from the relayfs version - but we want to keep it because
this call is the earliest opportunity when we can start kmemtrace
tracing. (after kmem_cache_init()).

Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
 kernel/trace/kmemtrace.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/kernel/trace/kmemtrace.c b/kernel/trace/kmemtrace.c
index 2bfdcd3..faaa5ae 100644
--- a/kernel/trace/kmemtrace.c
+++ b/kernel/trace/kmemtrace.c
@@ -337,6 +337,11 @@ static struct tracer kmem_tracer __read_mostly = {
 	.flags		= &kmem_tracer_flags
 };
 
+void kmemtrace_init(void)
+{
+	/* earliest opportunity to start kmem tracing */
+}
+
 static int __init init_kmem_tracer(void)
 {
 	return register_tracer(&kmem_tracer);