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Re: [PATCH 06/18] sched: Generate trace points only if scheduler tracing is enabled

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From: Steven Rostedt
Subject: Re: [PATCH 06/18] sched: Generate trace points only if scheduler tracing is enabled
Date: Tuesday, March 23, 2010 - 4:52 pm

On Tue, 2010-03-23 at 02:07 +0100, Frederic Weisbecker wrote:

Yes, the scheduling tracepoints are needed by several tracers. This must
be enabled by all.

But then again, I'm thinking it would be nicer to find a way to lower
the impact than just turning them off.

Perhaps only allow the individual disabling if CONFIG_EMBEDDED is set.

-- Steve


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[PATCH 0/18] Allow different tracers to be compiled indepe ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 01/18] trace: Allow <linux/tracepoint.h> to create ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 02/18] block: Generate blktrace trace points only i ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 03/18] mm: Generate kmemtrace trace points only if ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 04/18] mac80211: Generate trace points only if api ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 05/18] workqueue: Generate trace points only when w ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 06/18] sched: Generate trace points only if schedul ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 08/18] lockdep: Provide config option for enabling ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 09/18] module: Provide config option to enable trac ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 10/18] gfs2: Provide config option for enabling tra ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 11/18] i915: Provide config option for enabling tra ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 12/18] timer: Provide config option for enabling ti ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 13/18] acpi: Provide config option to enable power ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 16/18] Generate empty tracepoints if syscall tracin ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 17/18] kvm: Provide config option for enabling KVM ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 18/18] Create config option for enabling IRQ tracep ..., Jan Kara, (Mon Mar 22, 5:32 pm)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Frederic Weisbecker, (Mon Mar 22, 6:04 pm)
Re: [PATCH 01/18] trace: Allow <linux/tracepoint.h> to cre ..., Steven Rostedt, (Mon Mar 22, 6:06 pm)
Re: [PATCH 06/18] sched: Generate trace points only if sch ..., Frederic Weisbecker, (Mon Mar 22, 6:07 pm)
Re: [PATCH 04/18] mac80211: Generate trace points only if ..., Johannes Berg, (Mon Mar 22, 6:11 pm)
Re: [PATCH 12/18] timer: Provide config option for enablin ..., Thomas Gleixner, (Mon Mar 22, 7:01 pm)
Re: [PATCH 12/18] timer: Provide config option for enablin ..., Steven Rostedt, (Mon Mar 22, 8:01 pm)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Theodore Tso, (Mon Mar 22, 8:34 pm)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Ingo Molnar, (Tue Mar 23, 1:05 am)
Re: [PATCH 11/18] i915: Provide config option for enabling ..., Chris Wilson, (Tue Mar 23, 1:42 am)
Re: [Cluster-devel] [PATCH 10/18] gfs2: Provide config opt ..., Steven Whitehouse, (Tue Mar 23, 5:01 am)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Mathieu Desnoyers, (Tue Mar 23, 5:27 am)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Steven Rostedt, (Tue Mar 23, 6:18 am)
Re: [PATCH 06/18] sched: Generate trace points only if sch ..., Steven Rostedt, (Tue Mar 23, 4:52 pm)
Re: [PATCH 04/18] mac80211: Generate trace points only if ..., Steven Rostedt, (Tue Mar 23, 4:54 pm)
Re: [Cluster-devel] [PATCH 10/18] gfs2: Provide config opt ..., Steven Rostedt, (Tue Mar 23, 4:56 pm)
Re: [PATCH 06/18] sched: Generate trace points only if sch ..., Frederic Weisbecker, (Tue Mar 23, 5:31 pm)
Re: [Cluster-devel] [PATCH 10/18] gfs2: Provide config opt ..., Steven Whitehouse, (Wed Mar 24, 4:20 am)
Re: [Cluster-devel] [PATCH 10/18] gfs2: Provide config opt ..., Steven Rostedt, (Wed Mar 24, 5:09 am)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Jan Kara, (Thu Mar 25, 5:20 pm)
Re: [PATCH 01/18] trace: Allow <linux/tracepoint.h> to cre ..., Jan Kara, (Thu Mar 25, 6:30 pm)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Frederic Weisbecker, (Fri Mar 26, 12:09 pm)