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Date: Thu, 26 Aug 2010 10:35:43 -0400 From: Jason Baron <jbaron@...hat.com> To: Arjan van de Ven <arjan@...radead.org> Cc: tj@...nel.org, linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org, fweisbec@...il.com, rostedt@...dmis.org Subject: Re: [PATCH] workqueue: Add basic tracepoints to track workqueue execution On Sat, Aug 21, 2010 at 01:14:02PM -0700, Arjan van de Ven wrote: > With the introduction of the new unified work queue thread pools, > we lost one feature: It's no longer possible to know which worker > is causing the CPU to wake out of idle. The result is that PowerTOP > now reports a lot of "kworker/a:b" instead of more readable results. > > This patch adds a pair of tracepoints to the new workqueue code, > similar in style to the timer/hrtimer tracepoints. > Hi, it might also be nice to add a workqueue chapter to the traceopint docbook. Since you've already included kernel-doc style comments, the below is all that we need. current book is at: http://www.kernel.org/doc/htmldocs/tracepoint/ thanks, -Jason Add a workqueue chapter to the tracepoint docbook Signed-off-by: Jason Baron <jbaron@...hat.com> --- Documentation/DocBook/tracepoint.tmpl | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/Documentation/DocBook/tracepoint.tmpl b/Documentation/DocBook/tracepoint.tmpl index e8473ea..b57a9ed 100644 --- a/Documentation/DocBook/tracepoint.tmpl +++ b/Documentation/DocBook/tracepoint.tmpl @@ -104,4 +104,9 @@ <title>Block IO</title> !Iinclude/trace/events/block.h </chapter> + + <chapter id="workqueue"> + <title>Workqueue</title> +!Iinclude/trace/events/workqueue.h + </chapter> </book> -- 1.6.0.6 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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