C++ (Cpp) virDomainNumatuneNodeSpecified Examples

Example #1

File: numa_conf.c Project: candhare/libvirt

int
virDomainNumatuneMaybeGetNodeset(virDomainNumaPtr numatune,
                                 virBitmapPtr auto_nodeset,
                                 virBitmapPtr *retNodeset,
                                 int cellid)
{
    *retNodeset = NULL;

    if (!numatune)
        return 0;

    if (!virDomainNumatuneNodeSpecified(numatune, cellid) &&
        !numatune->memory.specified)
        return 0;

    if (numatune->memory.specified &&
        numatune->memory.placement == VIR_DOMAIN_NUMATUNE_PLACEMENT_AUTO &&
        !auto_nodeset) {
        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                       _("Advice from numad is needed in case of "
                         "automatic numa placement"));
        return -1;
    }

    *retNodeset = virDomainNumatuneGetNodeset(numatune, auto_nodeset, cellid);

    return 0;
}

Example #2

File: numatune_conf.c Project: KoreaSecurity/Libvirt_PC_LAB

virDomainNumatuneMemMode
virDomainNumatuneGetMode(virDomainNumatunePtr numatune,
                         int cellid)
{
    if (!numatune)
        return 0;

    if (virDomainNumatuneNodeSpecified(numatune, cellid))
        return numatune->mem_nodes[cellid].mode;

    if (numatune->memory.specified)
        return numatune->memory.mode;

    return 0;
}

Example #3

File: numa_conf.c Project: candhare/libvirt

virBitmapPtr
virDomainNumatuneGetNodeset(virDomainNumaPtr numatune,
                            virBitmapPtr auto_nodeset,
                            int cellid)
{
    if (!numatune)
        return NULL;

    if (numatune->memory.specified &&
        numatune->memory.placement == VIR_DOMAIN_NUMATUNE_PLACEMENT_AUTO)
        return auto_nodeset;

    if (virDomainNumatuneNodeSpecified(numatune, cellid))
        return numatune->mem_nodes[cellid].nodeset;

    if (!numatune->memory.specified)
        return NULL;

    return numatune->memory.nodeset;
}

Example #4

File: numa_conf.c Project: candhare/libvirt

/**
 * virDomainNumatuneGetMode:
 * @numatune: pointer to numatune definition
 * @cellid: cell selector
 * @mode: where to store the result
 *
 * Get the defined mode for domain's memory. It's safe to pass
 * NULL to @mode if the return value is the only info needed.
 *
 * Returns: 0 on success (with @mode updated)
 *         -1 if no mode was defined in XML
 */
int virDomainNumatuneGetMode(virDomainNumaPtr numatune,
                             int cellid,
                             virDomainNumatuneMemMode *mode)
{
    int ret = -1;
    virDomainNumatuneMemMode tmp_mode;

    if (!numatune)
        return ret;

    if (virDomainNumatuneNodeSpecified(numatune, cellid))
        tmp_mode = numatune->mem_nodes[cellid].mode;
    else if (numatune->memory.specified)
        tmp_mode = numatune->memory.mode;
    else
        goto cleanup;

    if (mode)
        *mode = tmp_mode;
    ret = 0;
 cleanup:
    return ret;
}