mirror of https://gitee.com/openkylin/libvirt.git
133 lines
3.2 KiB
C
133 lines
3.2 KiB
C
/*
|
|
* Copyright (C) IBM Corp 2014
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library. If not, see
|
|
* <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#include <config.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "testutils.h"
|
|
#include "capabilities.h"
|
|
#include "virbitmap.h"
|
|
|
|
|
|
#define VIR_FROM_THIS VIR_FROM_NONE
|
|
|
|
#define MAX_CELLS 4
|
|
#define MAX_CPUS_IN_CELL 2
|
|
#define MAX_MEM_IN_CELL 2097152
|
|
|
|
|
|
/*
|
|
* Build NUMA Toplogy with cell id starting from (0 + seq)
|
|
* for testing
|
|
*/
|
|
static virCapsPtr
|
|
buildNUMATopology(int seq)
|
|
{
|
|
virCapsPtr caps;
|
|
virCapsHostNUMACellCPUPtr cell_cpus = NULL;
|
|
int core_id, cell_id;
|
|
int id;
|
|
|
|
if ((caps = virCapabilitiesNew(VIR_ARCH_X86_64, 0, 0)) == NULL)
|
|
goto error;
|
|
|
|
id = 0;
|
|
for (cell_id = 0; cell_id < MAX_CELLS; cell_id++) {
|
|
if (VIR_ALLOC_N(cell_cpus, MAX_CPUS_IN_CELL) < 0)
|
|
goto error;
|
|
|
|
for (core_id = 0; core_id < MAX_CPUS_IN_CELL; core_id++) {
|
|
cell_cpus[core_id].id = id + core_id;
|
|
cell_cpus[core_id].socket_id = cell_id + seq;
|
|
cell_cpus[core_id].core_id = id + core_id;
|
|
if (!(cell_cpus[core_id].siblings =
|
|
virBitmapNew(MAX_CPUS_IN_CELL)))
|
|
goto error;
|
|
ignore_value(virBitmapSetBit(cell_cpus[core_id].siblings, id));
|
|
}
|
|
id++;
|
|
|
|
if (virCapabilitiesAddHostNUMACell(caps, cell_id + seq,
|
|
MAX_CPUS_IN_CELL,
|
|
MAX_MEM_IN_CELL,
|
|
cell_cpus) < 0)
|
|
goto error;
|
|
|
|
cell_cpus = NULL;
|
|
}
|
|
|
|
return caps;
|
|
|
|
error:
|
|
virCapabilitiesClearHostNUMACellCPUTopology(cell_cpus, MAX_CPUS_IN_CELL);
|
|
VIR_FREE(cell_cpus);
|
|
virObjectUnref(caps);
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
static int
|
|
test_virCapabilitiesGetCpusForNodemask(const void *data ATTRIBUTE_UNUSED)
|
|
{
|
|
const char *nodestr = "3,4,5,6";
|
|
virBitmapPtr nodemask = NULL;
|
|
virBitmapPtr cpumap = NULL;
|
|
virCapsPtr caps = NULL;
|
|
int mask_size = 8;
|
|
int ret = -1;
|
|
|
|
/*
|
|
* Build a NUMA topology with cell_id (NUMA node id
|
|
* being 3(0 + 3),4(1 + 3), 5 and 6
|
|
*/
|
|
if (!(caps = buildNUMATopology(3)))
|
|
goto error;
|
|
|
|
if (virBitmapParse(nodestr, 0, &nodemask, mask_size) < 0)
|
|
goto error;
|
|
|
|
if (!(cpumap = virCapabilitiesGetCpusForNodemask(caps, nodemask)))
|
|
goto error;
|
|
|
|
ret = 0;
|
|
|
|
error:
|
|
virObjectUnref(caps);
|
|
virBitmapFree(nodemask);
|
|
virBitmapFree(cpumap);
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
static int
|
|
mymain(void)
|
|
{
|
|
int ret = 0;
|
|
|
|
if (virtTestRun("virCapabilitiesGetCpusForNodemask",
|
|
test_virCapabilitiesGetCpusForNodemask, NULL) < 0)
|
|
ret = -1;
|
|
|
|
return ret;
|
|
}
|
|
|
|
VIRT_TEST_MAIN(mymain)
|