linux-kernel - Re: [PATCH v4 00/13] Add gdb python scripts as kernel debugging helpers

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Message-ID: <50FE5157.7070309@siemens.com>
Date:	Tue, 22 Jan 2013 09:44:07 +0100
From:	Jan Kiszka <jan.kiszka@...mens.com>
To:	Andi Kleen <andi@...stfloor.org>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Jason Wessel <jason.wessel@...driver.com>,
	"kgdb-bugreport@...ts.sourceforge.net" 
	<kgdb-bugreport@...ts.sourceforge.net>,
	Tom Tromey <tromey@...hat.com>,
	Ben Widawsky <ben@...dawsk.net>,
	"David S. Miller" <davem@...emloft.net>,
	Fenghua Yu <fenghua.yu@...el.com>, Kay Sievers <kay@...y.org>,
	"linux-ia64@...r.kernel.org" <linux-ia64@...r.kernel.org>,
	"linux-kbuild@...r.kernel.org" <linux-kbuild@...r.kernel.org>,
	Michal Marek <mmarek@...e.cz>,
	"sparclinux@...r.kernel.org" <sparclinux@...r.kernel.org>,
	Tony Luck <tony.luck@...el.com>
Subject: Re: [PATCH v4 00/13] Add gdb python scripts as kernel debugging helpers

On 2013-01-21 23:15, Andi Kleen wrote:
>>
>>  o Install that kernel on the guest
> 
> If you use a static kernel you can also do 
> 
> - copy the initrd out of the guest once
> 
> qemu...  -bzImage kernel -initrd initrd

-kernel/append/initrd, of course.

> 
> This saves the step of getting the kernel into the kernel.
> Doesn't work with modules unfortunately.

True. An alternative can be nfsroot. Or root on virtfs.

Jan

-- 
Siemens AG, Corporate Technology, CT RTC ITP SDP-DE
Corporate Competence Center Embedded Linux
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