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Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test ker
From: |
Pekka Enberg |
Subject: |
Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels |
Date: |
Mon, 7 Nov 2011 12:18:53 +0200 |
On Mon, Nov 7, 2011 at 12:11 PM, Gerd Hoffmann <address@hidden> wrote:
> No support for booting from CDROM.
> No support for booting from Network.
> Thus no way to install a new guest image.
Sure. It's a pain point which we need to fix.
On Mon, Nov 7, 2011 at 12:11 PM, Gerd Hoffmann <address@hidden> wrote:
> Booting an existing qcow2 guest image failed, the guest started throwing
> I/O errors. And even to try that I had to manually extract the kernel
> and initrd images from the guest. Maybe you should check with the Xen
> guys, they have a funky 'pygrub' which sort-of automates the
> copy-kernel-from-guest-image process.
QCOW2 support is experimental. The I/O errors are caused by forced
read-only mode.
On Mon, Nov 7, 2011 at 12:11 PM, Gerd Hoffmann <address@hidden> wrote:
> Booting the host kernel failed too. Standard distro kernel. The virtio
> bits are modular, not statically compiled into the kernel. kvm tool
> can't handle that.
I think we have some support for booting modular distro kernels too if
you tell KVM tool where to find initrd. It sucks out-of-the-box though
because nobody seems to be using it.
On Mon, Nov 7, 2011 at 12:11 PM, Gerd Hoffmann <address@hidden> wrote:
> You have to build your own kernel and make sure you flip the correct
> config bits, then you can boot it to a shell prompt. Trying anything
> else just doesn't work today ...
What can I say? Patches welcome? :-)
Pekka
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, (continued)
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Jan Kiszka, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Pekka Enberg, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Jan Kiszka, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Pekka Enberg, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Jan Kiszka, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Pekka Enberg, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Pekka Enberg, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Gerd Hoffmann, 2011/11/07
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels,
Pekka Enberg <=
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Anthony Liguori, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Alexander Graf, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Pekka Enberg, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Alexander Graf, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Pekka Enberg, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Paolo Bonzini, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Pekka Enberg, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Frank Ch. Eigler, 2011/11/06
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Pekka Enberg, 2011/11/07
- Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels, Paolo Bonzini, 2011/11/06