libvirt/src/util/virnuma.h
Michal Privoznik 9e63f35247 virnuma: Export virNumaGetMaxCPUs properly
This function will be used in virnumamock, shortly.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
2021-05-17 15:54:13 +02:00

67 lines
2.5 KiB
C

/*
* virnuma.h: helper APIs for managing numa
*
* Copyright (C) 2011-2014 Red Hat, Inc.
*
* 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/>.
*
*/
#pragma once
#include "internal.h"
#include "virbitmap.h"
char *virNumaGetAutoPlacementAdvice(unsigned short vcpus,
unsigned long long balloon);
int virNumaSetupMemoryPolicy(virDomainNumatuneMemMode mode,
virBitmap *nodeset);
virBitmap *virNumaGetHostMemoryNodeset(void);
bool virNumaNodesetIsAvailable(virBitmap *nodeset) G_GNUC_NO_INLINE;
bool virNumaIsAvailable(void) G_GNUC_NO_INLINE;
int virNumaGetMaxNode(void) G_GNUC_NO_INLINE;
bool virNumaNodeIsAvailable(int node) G_GNUC_NO_INLINE;
int virNumaGetDistances(int node,
int **distances,
int *ndistances) G_GNUC_NO_INLINE;
int virNumaGetNodeMemory(int node,
unsigned long long *memsize,
unsigned long long *memfree) G_GNUC_NO_INLINE;
unsigned int virNumaGetMaxCPUs(void) G_GNUC_NO_INLINE;
int virNumaGetNodeCPUs(int node, virBitmap **cpus) G_GNUC_NO_INLINE;
int virNumaNodesetToCPUset(virBitmap *nodeset,
virBitmap **cpuset);
int virNumaGetPageInfo(int node,
unsigned int page_size,
unsigned long long huge_page_sum,
unsigned long long *page_avail,
unsigned long long *page_free);
int virNumaGetPages(int node,
unsigned int **pages_size,
unsigned long long **pages_avail,
unsigned long long **pages_free,
size_t *npages)
ATTRIBUTE_NONNULL(5) G_GNUC_NO_INLINE;
int virNumaSetPagePoolSize(int node,
unsigned int page_size,
unsigned long long page_count,
bool add);