On Wed, 24 Oct 2012, William Dauchy wrote:
> Signed-off-by: William Dauchy <william@xxxxxxxxx>
> ---
> tools/kvm/virtio/pci.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/tools/kvm/virtio/pci.c b/tools/kvm/virtio/pci.c
> index b6ac571..ab1119a 100644
> --- a/tools/kvm/virtio/pci.c
> +++ b/tools/kvm/virtio/pci.c
> @@ -245,7 +245,9 @@ static void virtio_pci__signal_msi(struct kvm *kvm, struct virtio_pci *vpci, int
> .data = vpci->msix_table[vec].msg.data,
> };
>
> - ioctl(kvm->vm_fd, KVM_SIGNAL_MSI, &msi);
> + if (ioctl(kvm->vm_fd, KVM_SIGNAL_MSI, &msi) < 0) {
> + pr_warning("Config pci device error: %s", strerror(errno));
> + }
> }
Is this something that happens on your machine? I wonder if it makes more
sense to return the error from virtio_pci__signal_vq() and
virtio_pci__signal_config() and make the callers deal with it.
Pekka
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