Re: [Qemu-devel] [PATCH 4/7] configure: Enable KVM for aarch64 host/target combination

[Christoffer Dall <christoffer.dall@linaro.org>]

On Thu, Nov 28, 2013 at 01:33:19PM +0000, Peter Maydell wrote:
> Enable KVM if the host and target CPU are both aarch64. Note
> that host aarch64 + target arm is not valid for KVM acceleration:
> the 64 bit kernel does not support the ioctl interface for
> 32 bit CPUs. 32 bit VMs on 64 bit hosts need to be created
> using the 64 bit ioctl interface; when QEMU supports this it
> will be on the arch64-softmmu target with a -cpu parameter for
> a 32 bit CPU, which is still an aarch64/aarch64 combination
> as far as configure is concerned.
> 
> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org>

> ---
>  configure |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/configure b/configure
> index 508f6a5..3317013 100755
> --- a/configure
> +++ b/configure
> @@ -4513,7 +4513,7 @@ case "$target_name" in
>    *)
>  esac
>  case "$target_name" in
> -  arm|i386|x86_64|ppcemb|ppc|ppc64|s390x)
> +  aarch64|arm|i386|x86_64|ppcemb|ppc|ppc64|s390x)
>      # Make sure the target and host cpus are compatible
>      if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
>        \( "$target_name" = "$cpu" -o \
> -- 
> 1.7.9.5
> 
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