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From: Christoph Hellwig <hch@infradead.org>
To: Jiri Olsa <jolsa@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>,
	Ingo Molnar <mingo@elte.hu>,
	Christoph Hellwig <hch@infradead.org>,
	rostedt@goodmis.org, andi@firstfloor.org, lwoodman@redhat.com,
	linux-kernel@vger.kernel.org,
	Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: Re: [PATCH 1/2] tracing,mm - add kernel pagefault tracepoint for x86 & x86_64
Date: Wed, 10 Nov 2010 10:20:02 -0500	[thread overview]
Message-ID: <20101110152001.GA5707@infradead.org> (raw)
In-Reply-To: <20101110151750.GA11541@jolsa.brq.redhat.com>

On Wed, Nov 10, 2010 at 04:17:50PM +0100, Jiri Olsa wrote:
> I guess I can take the regs out then.. would that patch be acceptable
> afterwards..?

I really can't make much sense out of this whole trace point.  What
use it the task_struct address for example?

What would be much more interesting is telling us if we had a
major/minor fault, if ->page_mkwrite was called, etc.

  reply	other threads:[~2010-11-10 15:20 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-10 11:56 [PATCH 0/2] tracing,mm - add kernel pagefault tracepoint for x86 & x86_64 Jiri Olsa
2010-11-10 11:56 ` [PATCH 1/2] " Jiri Olsa
2010-11-10 13:29   ` Christoph Hellwig
2010-11-10 13:44     ` Jiri Olsa
2010-11-10 13:52       ` Ingo Molnar
2010-11-10 15:00         ` Frederic Weisbecker
2010-11-10 15:17           ` Jiri Olsa
2010-11-10 15:20             ` Christoph Hellwig [this message]
2010-11-10 16:28               ` Andi Kleen
2010-11-10 16:44             ` Frederic Weisbecker
2010-11-11  9:09               ` [PATCHv2 0/2] " Jiri Olsa
2010-11-11  9:09               ` [PATCHv2 1/2] tracing - fix recursive user stack trace Jiri Olsa
2010-11-11 10:34                 ` Andi Kleen
2010-11-11  9:09               ` [PATCHv2 2/2] tracing,mm - add kernel pagefault tracepoint for x86 & x86_64 Jiri Olsa
2010-11-11 12:51                 ` Christoph Hellwig
2010-11-11 13:15                   ` Jiri Olsa
2010-11-15 13:43                 ` Frederic Weisbecker
2010-11-15 14:06                   ` Andi Kleen
2010-11-15 14:54                     ` Frederic Weisbecker
2010-11-15 15:04                       ` Steven Rostedt
2010-11-15 14:19                   ` Steven Rostedt
2010-11-16  9:23                     ` Jiri Olsa
2010-11-16 13:13                       ` Steven Rostedt
2010-11-10 11:56 ` [PATCH 2/2] tracing - fix recursive user stack trace Jiri Olsa
2010-11-11  0:13   ` Li Zefan
2010-11-11 21:57     ` Steven Rostedt
2010-11-18 14:05   ` [tip:perf/core] tracing: Fix " tip-bot for Steven Rostedt

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