[libvirt] [PATCH] qemu: Fix virQEMUCapsFindTarget on ppc64le

[Daniel P. Berrange]

On Tue, Dec 13, 2016 at 05:21:24PM +0100, Jiri Denemark wrote:
> virQEMUCapsFindTarget is supposed to find an alternative QEMU binary if
> qemu-system-$GUEST_ARCH doesn't exist. The alternative is using host
> architecture when it is compatible with $GUEST_ARCH. But a special
> treatment has to be applied for ppc64le since the QEMU binary is always
> called qemu-system-ppc64.
> 
> Broken by me in v2.2.0-171-gf2e71550d.
> 
> https://bugzilla.redhat.com/show_bug.cgi?id=1403745
> 
> Signed-off-by: Jiri Denemark <jdenemar at redhat.com>
> ---
>  src/qemu/qemu_capabilities.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
> index 081afc566..f4ca84e98 100644
> --- a/src/qemu/qemu_capabilities.c
> +++ b/src/qemu/qemu_capabilities.c
> @@ -482,13 +482,13 @@ static virArch
>  virQEMUCapsFindTarget(virArch hostarch,
>                        virArch guestarch)
>  {
> +    if (virQEMUCapsGuestIsNative(hostarch, guestarch))
> +        guestarch = hostarch;
> +
>      /* Both ppc64 and ppc64le guests can use the ppc64 target */
>      if (ARCH_IS_PPC64(guestarch))
>          guestarch = VIR_ARCH_PPC64;
>  
> -    if (virQEMUCapsGuestIsNative(hostarch, guestarch))
> -        guestarch = hostarch;
> -
>      return guestarch;
>  }

ACK, that's an easier fix than I anticipated :-)

Regards,
Daniel
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