Re: [PATCH v4 00/13] Add gdb python scripts as kernel debugging helpers
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- To: Andi Kleen <andi@xxxxxxxxxxxxxx>
- Subject: Re: [PATCH v4 00/13] Add gdb python scripts as kernel debugging helpers
- From: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
- Date: Tue, 22 Jan 2013 09:44:07 +0100
- Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, Jason Wessel <jason.wessel@xxxxxxxxxxxxx>, "kgdb-bugreport@xxxxxxxxxxxxxxxxxxxxx" <kgdb-bugreport@xxxxxxxxxxxxxxxxxxxxx>, Tom Tromey <tromey@xxxxxxxxxx>, Ben Widawsky <ben@xxxxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, Fenghua Yu <fenghua.yu@xxxxxxxxx>, Kay Sievers <kay@xxxxxxxx>, "linux-ia64@xxxxxxxxxxxxxxx" <linux-ia64@xxxxxxxxxxxxxxx>, "linux-kbuild@xxxxxxxxxxxxxxx" <linux-kbuild@xxxxxxxxxxxxxxx>, Michal Marek <mmarek@xxxxxxx>, "sparclinux@xxxxxxxxxxxxxxx" <sparclinux@xxxxxxxxxxxxxxx>, Tony Luck <tony.luck@xxxxxxxxx>
- In-reply-to: <20130121221558.GS30577@one.firstfloor.org>
- List-id: <linux-ia64.vger.kernel.org>
- References: <cover.1358787929.git.jan.kiszka@siemens.com> <20130121221558.GS30577@one.firstfloor.org>
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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
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Siemens AG, Corporate Technology, CT RTC ITP SDP-DE
Corporate Competence Center Embedded Linux
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