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Date: Fri, 15 Jul 2011 10:48:02 +0200 From: Peter Zijlstra <a.p.zijlstra@...llo.nl> To: Frederic Weisbecker <fweisbec@...il.com> Cc: Vaibhav Nagarnaik <vnagarnaik@...gle.com>, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, Steven Rostedt <rostedt@...dmis.org>, Michael Rubin <mrubin@...gle.com>, David Sharp <dhsharp@...gle.com>, linux-kernel@...r.kernel.org, x86@...nel.org Subject: Re: [PATCH 4/6] trace: Add tracepoints to reschedule interrupt handler On Fri, 2011-07-15 at 00:02 +0200, Frederic Weisbecker wrote: > > This is a part of overall effort to trace all the interrupts happening > > in a system to figure out what time is spent in kernel space versus user > > space. How about you enable CONFIG_IRQ_TIME_ACCOUNTING and get all that? -- 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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