[PATCH v2 06/10] hyperv: implement connectGetMaxVcpus

[Neal Gompa]

On Mon, Oct 5, 2020 at 12:21 PM Matt Coleman <mcoleman at datto.com> wrote:
>
> Co-authored-by: Sri Ramanujam <sramanujam at datto.com>
> Signed-off-by: Matt Coleman <matt at datto.com>
> ---
>  src/hyperv/hyperv_driver.c | 34 ++++++++++++++++++++++++++++++++++
>  1 file changed, 34 insertions(+)
>
> diff --git a/src/hyperv/hyperv_driver.c b/src/hyperv/hyperv_driver.c
> index 93e08c54c0..bbe892fd62 100644
> --- a/src/hyperv/hyperv_driver.c
> +++ b/src/hyperv/hyperv_driver.c
> @@ -553,6 +553,39 @@ hypervConnectGetCapabilities(virConnectPtr conn)
>
>
>
> +static int
> +hypervConnectGetMaxVcpus(virConnectPtr conn, const char *type G_GNUC_UNUSED)
> +{
> +    int result = -1;
> +    hypervPrivate *priv = conn->privateData;
> +    g_auto(virBuffer) query = VIR_BUFFER_INITIALIZER;
> +    Msvm_ProcessorSettingData *processorSettingData = NULL;
> +
> +    /* Get max processors definition */
> +    virBufferAddLit(&query,
> +                    MSVM_PROCESSORSETTINGDATA_WQL_SELECT
> +                    "WHERE InstanceID LIKE 'Microsoft:Definition%Maximum'");
> +
> +    if (hypervGetWmiClass(Msvm_ProcessorSettingData, &processorSettingData) < 0)
> +        goto cleanup;
> +
> +    if (!processorSettingData) {
> +        virReportError(VIR_ERR_INTERNAL_ERROR,
> +                       _("Could not get maximum definition of Msvm_ProcessorSettingData for host %s"),
> +                       conn->uri->server);
> +        goto cleanup;
> +    }
> +
> +    result = processorSettingData->data.common->VirtualQuantity;
> +
> + cleanup:
> +    hypervFreeObject(priv, (hypervObject *) processorSettingData);
> +
> +    return result;
> +}
> +
> +
> +
>  static int
>  hypervNodeGetInfo(virConnectPtr conn, virNodeInfoPtr info)
>  {
> @@ -1689,6 +1722,7 @@ static virHypervisorDriver hypervHypervisorDriver = {
>      .connectClose = hypervConnectClose, /* 0.9.5 */
>      .connectGetType = hypervConnectGetType, /* 0.9.5 */
>      .connectGetHostname = hypervConnectGetHostname, /* 0.9.5 */
> +    .connectGetMaxVcpus = hypervConnectGetMaxVcpus, /* 6.9.0 */
>      .nodeGetInfo = hypervNodeGetInfo, /* 0.9.5 */
>      .connectGetCapabilities = hypervConnectGetCapabilities, /* 6.9.0 */
>      .connectListDomains = hypervConnectListDomains, /* 0.9.5 */
> --
> 2.27.0
>
>

Reviewed-by: Neal Gompa <ngompa13 at gmail.com>

-- 
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