linux-kernel - Re: Re: [PATCH v20] tracing: Fix kconfig warning due to a typo

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Message-ID: <4FABAAE9.6040701@hitachi.com>
Date:	Thu, 10 May 2012 20:47:53 +0900
From:	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Steven Rostedt <rostedt@...dmis.org>,
	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	Ingo Molnar <mingo@...e.hu>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Oleg Nesterov <oleg@...hat.com>,
	Christoph Hellwig <hch@...radead.org>,
	Arnaldo Carvalho de Melo <acme@...radead.org>,
	Anton Arapov <anton@...hat.com>,
	Stephen Boyd <sboyd@...eaurora.org>,
	yrl.pp-manager.tt@...achi.com
Subject: Re: Re: [PATCH v20] tracing: Fix kconfig warning due to a typo

(2012/05/09 19:57), Peter Zijlstra wrote:
> On Wed, 2012-05-09 at 14:55 +0900, Masami Hiramatsu wrote:
>> Would you mean SIB + displacement addressing? :)
> 
> Yeah something like that. Basically something that's powerful enough to
> cover all things directly addressable by an architecture (for all
> archs). So that if you put a probe at a specific location you can indeed
> obtain all life variables at that spot.
> 
> This would include segment prefixes for x86 so we can get at per-cpu
> variables.

Ah, right. Hmm, the problem is that this interface's syntax should be
arch-independent. It need to be extended to support more complex
addressing mode.

Thank you for the request!

-- 
Masami HIRAMATSU
Software Platform Research Dept. Linux Technology Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: masami.hiramatsu.pt@...achi.com
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