[libvirt] [PATCH 1/4] rename qemuGetNumadAdvice to virGetNumadAdvice
Gao feng
gaofeng at cn.fujitsu.com
Fri Mar 1 06:52:12 UTC 2013
qemuGetNumadAdvice will be used by LXC driver,rename
it to virGetNumaAdvice and move it to virnuma.c
Signed-off-by: Gao feng <gaofeng at cn.fujitsu.com>
---
po/POTFILES.in | 1 +
src/Makefile.am | 1 +
src/libvirt_private.syms | 3 +++
src/qemu/qemu_process.c | 33 ++------------------------
src/util/virnuma.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++++
src/util/virnuma.h | 28 ++++++++++++++++++++++
6 files changed, 95 insertions(+), 31 deletions(-)
create mode 100644 src/util/virnuma.c
create mode 100644 src/util/virnuma.h
diff --git a/po/POTFILES.in b/po/POTFILES.in
index bd2c02e..ee8ff86 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -164,6 +164,7 @@ src/util/virnetdevtap.c
src/util/virnetdevvportprofile.c
src/util/virnetlink.c
src/util/virnodesuspend.c
+src/util/virnuma.c
src/util/virobject.c
src/util/virpci.c
src/util/virpidfile.c
diff --git a/src/Makefile.am b/src/Makefile.am
index c1659a4..21eb84a 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -103,6 +103,7 @@ UTIL_SOURCES = \
util/virnetdevvportprofile.h util/virnetdevvportprofile.c \
util/virnetlink.c util/virnetlink.h \
util/virnodesuspend.c util/virnodesuspend.h \
+ util/virnuma.c util/virnuma.h \
util/virobject.c util/virobject.h \
util/virpci.c util/virpci.h \
util/virpidfile.c util/virpidfile.h \
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index ed46479..6aee6fa 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -1565,6 +1565,9 @@ nodeSuspendForDuration;
virNodeSuspendGetTargetMask;
+# util/virnuma.h
+virGetNumadAdvice;
+
# util/virobject.h
virClassForObject;
virClassForObjectLockable;
diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
index db95d6e..20d41e3 100644
--- a/src/qemu/qemu_process.c
+++ b/src/qemu/qemu_process.c
@@ -70,6 +70,7 @@
#include "virnetdevtap.h"
#include "virbitmap.h"
#include "viratomic.h"
+#include "virnuma.h"
#define VIR_FROM_THIS VIR_FROM_QEMU
@@ -1981,36 +1982,6 @@ qemuProcessInitNumaMemoryPolicy(virDomainObjPtr vm,
}
#endif
-#if HAVE_NUMAD
-static char *
-qemuGetNumadAdvice(virDomainDefPtr def)
-{
- virCommandPtr cmd = NULL;
- char *output = NULL;
-
- cmd = virCommandNewArgList(NUMAD, "-w", NULL);
- virCommandAddArgFormat(cmd, "%d:%llu", def->vcpus,
- VIR_DIV_UP(def->mem.cur_balloon, 1024));
-
- virCommandSetOutputBuffer(cmd, &output);
-
- if (virCommandRun(cmd, NULL) < 0)
- virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
- _("Failed to query numad for the "
- "advisory nodeset"));
-
- virCommandFree(cmd);
- return output;
-}
-#else
-static char *
-qemuGetNumadAdvice(virDomainDefPtr def ATTRIBUTE_UNUSED)
-{
- virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
- _("numad is not available on this host"));
- return NULL;
-}
-#endif
/* Helper to prepare cpumap for affinity setting, convert
* NUMA nodeset into cpuset if @nodemask is not NULL, otherwise
@@ -3721,7 +3692,7 @@ int qemuProcessStart(virConnectPtr conn,
VIR_DOMAIN_CPU_PLACEMENT_MODE_AUTO) ||
(vm->def->numatune.memory.placement_mode ==
VIR_DOMAIN_NUMATUNE_MEM_PLACEMENT_MODE_AUTO)) {
- nodeset = qemuGetNumadAdvice(vm->def);
+ nodeset = virGetNumadAdvice(vm->def->vcpus, vm->def->mem.cur_balloon);
if (!nodeset)
goto cleanup;
diff --git a/src/util/virnuma.c b/src/util/virnuma.c
new file mode 100644
index 0000000..37931fe
--- /dev/null
+++ b/src/util/virnuma.c
@@ -0,0 +1,60 @@
+/*
+ * virnuma.c: helper APIS for managing numa
+ *
+ * Copyright (C) 2011-2013 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/>.
+ *
+ */
+
+#include <config.h>
+
+#include "virnuma.h"
+#include "vircommand.h"
+#include "virerror.h"
+
+#define VIR_FROM_THIS VIR_FROM_NONE
+
+#if HAVE_NUMAD
+char *virGetNumadAdvice(unsigned short vcpus,
+ unsigned long long balloon)
+{
+ virCommandPtr cmd = NULL;
+ char *output = NULL;
+
+ cmd = virCommandNewArgList(NUMAD, "-w", NULL);
+ virCommandAddArgFormat(cmd, "%d:%llu", vcpus,
+ VIR_DIV_UP(balloon, 1024));
+
+ virCommandSetOutputBuffer(cmd, &output);
+
+ if (virCommandRun(cmd, NULL) < 0)
+ virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
+ _("Failed to query numad for the "
+ "advisory nodeset"));
+
+ virCommandFree(cmd);
+ return output;
+}
+#else
+char *
+virGetNumadAdvice(unsigned short vcpus ATTRIBUTE_UNUSED,
+ unsigned long long balloon ATTRIBUTE_UNUSED)
+{
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
+ _("numad is not available on this host"));
+ return NULL;
+}
+#endif
diff --git a/src/util/virnuma.h b/src/util/virnuma.h
new file mode 100644
index 0000000..b9046c2
--- /dev/null
+++ b/src/util/virnuma.h
@@ -0,0 +1,28 @@
+/*
+ * virnuma.h: helper APIS for managing numa
+ *
+ * Copyright (C) 2011-2013 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/>.
+ *
+ */
+
+#ifndef __VIR_NUMA_H__
+# define __VIR_NUMA_H__
+
+char *virGetNumadAdvice(unsigned short vcups,
+ unsigned long long balloon);
+
+#endif /* __VIR_NUMA_H__ */
--
1.7.11.7
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