linux-kernel - Re: [PATCH 19/21] tracing: Account for preempt off in preempt

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Date:	Fri, 23 Sep 2011 13:22:16 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH 19/21] tracing: Account for preempt off in
 preempt_schedule()

On Fri, 2011-09-23 at 07:19 -0400, Steven Rostedt wrote:

> What would you suggest? Just ignore the latencies that schedule
> produces, even though its been one of the top causes of latencies?

I would like to actually understand the issue first.. so far all I've
got is confusion.
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