From: Frederic Weisbecker <fweisbec@gmail.com>
To: Jan Kara <jack@suse.cz>
Cc: LKML <linux-kernel@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH 06/18] sched: Generate trace points only if scheduler tracing is enabled
Date: Tue, 23 Mar 2010 02:07:58 +0100 [thread overview]
Message-ID: <20100323010756.GB8292@nowhere> (raw)
In-Reply-To: <1269304340-25372-7-git-send-email-jack@suse.cz>
On Tue, Mar 23, 2010 at 01:32:08AM +0100, Jan Kara wrote:
> CC: Ingo Molnar <mingo@elte.hu>
> CC: Peter Zijlstra <peterz@infradead.org>
> Signed-off-by: Jan Kara <jack@suse.cz>
> ---
Note this one is an exception.
Once tracing is enabled, we need the context switch
tracer anyway to keep track of the pid:cmdline mappings.
> include/trace/events/sched.h | 2 ++
> 1 files changed, 2 insertions(+), 0 deletions(-)
>
> diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
> index cfceb0b..0a08ab1 100644
> --- a/include/trace/events/sched.h
> +++ b/include/trace/events/sched.h
> @@ -1,5 +1,7 @@
> #undef TRACE_SYSTEM
> +#undef TRACE_CONFIG
> #define TRACE_SYSTEM sched
> +#define TRACE_CONFIG CONFIG_CONTEXT_SWITCH_TRACER
>
> #if !defined(_TRACE_SCHED_H) || defined(TRACE_HEADER_MULTI_READ)
> #define _TRACE_SCHED_H
> --
> 1.6.4.2
>
> --
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next prev parent reply other threads:[~2010-03-23 1:08 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-23 0:32 [PATCH 0/18] Allow different tracers to be compiled independently Jan Kara
2010-03-23 0:32 ` [PATCH 01/18] trace: Allow <linux/tracepoint.h> to create empty tracepoints Jan Kara
2010-03-23 1:06 ` Steven Rostedt
2010-03-26 1:30 ` Jan Kara
2010-03-23 0:32 ` [PATCH 02/18] block: Generate blktrace trace points only if blktrace is enabled Jan Kara
2010-03-23 0:32 ` [PATCH 03/18] mm: Generate kmemtrace trace points only if they are enabled Jan Kara
2010-03-23 0:32 ` [PATCH 04/18] mac80211: Generate trace points only if api tracer enabled Jan Kara
2010-03-23 1:11 ` Johannes Berg
2010-03-23 23:54 ` Steven Rostedt
2010-03-23 0:32 ` [PATCH 05/18] workqueue: Generate trace points only when workqueue " Jan Kara
2010-03-23 0:32 ` [PATCH 06/18] sched: Generate trace points only if scheduler tracing is enabled Jan Kara
2010-03-23 1:07 ` Frederic Weisbecker [this message]
2010-03-23 23:52 ` Steven Rostedt
2010-03-24 0:31 ` Frederic Weisbecker
2010-03-23 0:32 ` [PATCH 07/18] ext4: Provide config options for enabling ext4 and jbd2 tracing Jan Kara
2010-03-23 0:32 ` [PATCH 08/18] lockdep: Provide config option for enabling lock tracepoints Jan Kara
2010-03-23 0:32 ` [PATCH 09/18] module: Provide config option to enable tracing of module load / unload Jan Kara
2010-03-23 0:32 ` [PATCH 10/18] gfs2: Provide config option for enabling trace points Jan Kara
2010-03-23 12:01 ` [Cluster-devel] " Steven Whitehouse
2010-03-23 23:56 ` Steven Rostedt
2010-03-24 11:20 ` Steven Whitehouse
2010-03-24 12:09 ` Steven Rostedt
2010-03-23 0:32 ` [PATCH 11/18] i915: Provide config option for enabling tracepoints Jan Kara
2010-03-23 8:42 ` Chris Wilson
2010-03-23 0:32 ` [PATCH 12/18] timer: Provide config option for enabling timer tracepoints Jan Kara
2010-03-23 2:01 ` Thomas Gleixner
2010-03-23 3:01 ` Steven Rostedt
2010-03-23 0:32 ` [PATCH 13/18] acpi: Provide config option to enable power tracepoints Jan Kara
2010-03-23 0:32 ` [PATCH 14/18] net: Provide config option for enabling SKB tracing Jan Kara
2010-03-23 0:32 ` [PATCH 15/18] net: Provide config option for enabling NAPI tracing Jan Kara
2010-03-23 0:32 ` [PATCH 16/18] Generate empty tracepoints if syscall tracing is disabled Jan Kara
2010-03-23 0:32 ` [PATCH 17/18] kvm: Provide config option for enabling KVM trace events Jan Kara
2010-03-23 0:32 ` [PATCH 18/18] Create config option for enabling IRQ tracepoints Jan Kara
2010-03-23 1:04 ` [PATCH 0/18] Allow different tracers to be compiled independently Frederic Weisbecker
2010-03-23 3:34 ` Theodore Tso
2010-03-23 8:05 ` Ingo Molnar
2010-03-23 12:27 ` Mathieu Desnoyers
2010-03-23 13:18 ` Steven Rostedt
2010-03-26 0:20 ` Jan Kara
2010-03-26 19:09 ` Frederic Weisbecker
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