[PATCH 3/4] xenconfig: parse e820_host option

[Jim Fehlig]

On 4/13/20 2:10 PM, Marek Marczykowski-Górecki wrote:
> Signed-off-by: Marek Marczykowski-Górecki <marmarek at invisiblethingslab.com>
> ---
>   src/libxl/xen_common.c | 14 ++++++++++++++
>   1 file changed, 14 insertions(+)
> 
> diff --git a/src/libxl/xen_common.c b/src/libxl/xen_common.c
> index 9a385eb..eedf4c7 100644
> --- a/src/libxl/xen_common.c
> +++ b/src/libxl/xen_common.c
> @@ -592,6 +592,14 @@ xenParseCPUFeatures(virConfPtr conf,
>   
>               def->clock.timers[def->clock.ntimers - 1] = timer;
>           }
> +    } else {
> +        if (xenConfigGetBool(conf, "e820_host", &val, 0) < 0) {
> +            return -1;
> +
> +        } else if (val) {

Please drop the extra line between if and else if. We don't have to repeat the 
poor choice of whitespace used in the previous conditional.

> +            def->features[VIR_DOMAIN_FEATURE_XEN] = VIR_TRISTATE_SWITCH_ON;
> +            def->xen_features[VIR_DOMAIN_XEN_E820_HOST] = VIR_TRISTATE_SWITCH_ON;
> +        }
>       }
>   
>       return 0;
> @@ -2138,6 +2146,12 @@ xenFormatCPUFeatures(virConfPtr conf, virDomainDefPtr def)
>                               (def->features[VIR_DOMAIN_FEATURE_VIRIDIAN] ==
>                                VIR_TRISTATE_SWITCH_ON) ? 1 : 0) < 0)
>               return -1;
> +    } else {
> +        if (def->features[VIR_DOMAIN_FEATURE_XEN] == VIR_TRISTATE_SWITCH_ON) {
> +            if (def->xen_features[VIR_DOMAIN_XEN_E820_HOST] == VIR_TRISTATE_SWITCH_ON)
> +                if (xenConfigSetInt(conf, "e820_host", 1) < 0)
> +                    return -1;
> +        }
>       }
>   
>       for (i = 0; i < def->clock.ntimers; i++) {
> 

Reviewed-by: Jim Fehlig <jfehlig at suse.com>

Regards,
Jim