linux-kernel - Re: [PATCHSET 00/13] tracing/uprobes: Add support for more fetch methods (v6)

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Message-ID: <87fvrc35kj.fsf@sejong.aot.lge.com>
Date:	Mon, 04 Nov 2013 17:59:56 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	Steven Rostedt <rostedt@...dmis.org>,
	Namhyung Kim <namhyung.kim@....com>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Hyeoncheol Lee <cheol.lee@....com>,
	Hemant Kumar <hkshaw@...ux.vnet.ibm.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	"zhangwei\(Jovi\)" <jovi.zhangwei@...wei.com>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Subject: Re: [PATCHSET 00/13] tracing/uprobes: Add support for more fetch methods (v6)

On Mon, 04 Nov 2013 17:46:41 +0900, Namhyung Kim wrote:
> On Sat, 2 Nov 2013 16:54:58 +0100, Oleg Nesterov wrote:
>> - this only allows to read the data from the same binary.
>
> Right.  This is also an unnecessary restriction.  We should be able to
> access data in other binary.

Hmm.. I guess this gonna be not simple - perhaps it can only be
supported for per-process uprobe with known virtual addresses?

Thanks,
Namhyung
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