linux-kernel - Re: [PATCH] KVM: Add wrapper script around Qemu to test kernels

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Date:	Wed, 24 Aug 2011 16:06:08 -0500
From:	Alexander Graf <agraf@...e.de>
To:	Jan Kiszka <jan.kiszka@...mens.com>
Cc:	Avi Kivity <avi@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>,
	"linux-kernel@...r.kernel.org List" <linux-kernel@...r.kernel.org>,
	"kvm@...r.kernel.org list" <kvm@...r.kernel.org>,
	qemu-devel Developers <qemu-devel@...gnu.org>,
	Pekka Enberg <penberg@...nel.org>
Subject: Re: [PATCH] KVM: Add wrapper script around Qemu to test kernels


On 24.08.2011, at 04:16, Jan Kiszka wrote:

> On 2011-08-24 10:25, Avi Kivity wrote:
>> On 08/24/2011 01:16 AM, Alexander Graf wrote:
>>> +"
>>> +echo "\
>>> +Your guest is bound to the current foreground shell. To quit the guest,
>>> +please use Ctrl-A x"
>>> +echo "  Executing: $QEMU_BIN $QEMU_OPTIONS -append \"$KERNEL_APPEND\"
>>> -smp $SMP"
>>> +echo
>>> +
>>> +exec $QEMU_BIN $QEMU_OPTIONS -append "$KERNEL_APPEND -smp $SMP"
>> 
>> Would be nice to support launching gdb in a separate terminal with
>> vmlinux already loaded, and already attached to qemu.
> 
> + loading a python script into gdb to pull in module symbols. There are
> a few implementations floating around (including my own one).

I'll leave that part to you then :). I haven't figured out a nice way how to get modules into the VM for now anyways.

> It would also be nice if one could append QEMU (note the capitalization
> BTW) options to the script, maybe everything after a '--' separator.

Good point :)


Alex

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