[PATCHv2 03/11] Add functions to set/get cgroup cpuset parameters

[Hu Tao <hutao@xxxxxxxxxxxxxx>]

---
 src/libvirt_private.syms |   10 ++++
 src/util/cgroup.c        |  112 ++++++++++++++++++++++++++++++++++++++++++++++
 src/util/cgroup.h        |   11 +++++
 3 files changed, 133 insertions(+), 0 deletions(-)

diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index b9d537e..d48b7dc 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -78,6 +78,11 @@ virCgroupGetCpuShares;
 virCgroupGetCpuCfsPeriod;
 virCgroupGetCpuCfsQuota;
 virCgroupGetCpuacctUsage;
+virCgroupGetCpusetHardwall;
+virCgroupGetCpusetMemExclusive;
+virCgroupGetCpusetMemorySpreadPage;
+virCgroupGetCpusetMemorySpreadSlab;
+virCgroupGetCpusetMems;
 virCgroupGetFreezerState;
 virCgroupGetMemoryHardLimit;
 virCgroupGetMemorySoftLimit;
@@ -93,6 +98,11 @@ virCgroupSetBlkioWeight;
 virCgroupSetCpuShares;
 virCgroupSetCpuCfsPeriod;
 virCgroupSetCpuCfsQuota;
+virCgroupSetCpusetHardwall;
+virCgroupSetCpusetMemExclusive;
+virCgroupSetCpusetMemorySpreadPage;
+virCgroupSetCpusetMemorySpreadSlab;
+virCgroupSetCpusetMems;
 virCgroupSetFreezerState;
 virCgroupSetMemory;
 virCgroupSetMemoryHardLimit;
diff --git a/src/util/cgroup.c b/src/util/cgroup.c
index c8d1f33..c9cd90b 100644
--- a/src/util/cgroup.c
+++ b/src/util/cgroup.c
@@ -1154,6 +1154,118 @@ int virCgroupGetMemSwapHardLimit(virCgroupPtr group, unsigned long long *kb)
 }
 
 /**
+ * virCgroupSetCpusetMems:
+ *
+ * @group: The cgroup to set cpuset.mems for
+ * @mems: the numa nodes to set
+ *
+ * Returns: 0 on success
+ */
+int virCgroupSetCpusetMems(virCgroupPtr group, const char *mems)
+{
+    return virCgroupSetValueStr(group,
+                                VIR_CGROUP_CONTROLLER_CPUSET,
+                                "cpuset.mems",
+                                mems);
+}
+
+/**
+ * virCgroupGetCpusetMems:
+ *
+ * @group: The cgroup to get cpuset.mems for
+ * @mems: the numa nodes to get
+ *
+ * Returns: 0 on success
+ */
+int virCgroupGetCpusetMems(virCgroupPtr group, char **mems)
+{
+    return virCgroupGetValueStr(group,
+                                VIR_CGROUP_CONTROLLER_CPUSET,
+                                "cpuset.mems",
+                                mems);
+}
+
+/**
+ * virCgroupSetCpusetHardwall:
+ *
+ * @group: The cgroup to set cpuset.mems for
+ * @hardwall: the hardwall to set
+ *
+ * Returns: 0 on success
+ */
+int virCgroupSetCpusetHardwall(virCgroupPtr group, unsigned long long hardwall)
+{
+    return virCgroupSetValueU64(group,
+                                VIR_CGROUP_CONTROLLER_CPUSET,
+                                "cpuset.mem_hardwall",
+                                hardwall);
+}
+
+/**
+ * virCgroupGetCpusetHardwall:
+ *
+ * @group: The cgroup to get cpuset.mem_hardwall for
+ * @hardwall: the hardwall to get
+ *
+ * Returns: 0 on success
+ */
+int virCgroupGetCpusetHardwall(virCgroupPtr group, unsigned long long *hardwall)
+{
+    return virCgroupGetValueU64(group,
+                                VIR_CGROUP_CONTROLLER_CPUSET,
+                                "cpuset.mem_hardwall",
+                                hardwall);
+}
+
+int virCgroupSetCpusetMemExclusive(virCgroupPtr group, unsigned long long memExclusive)
+{
+    return virCgroupSetValueU64(group,
+                                VIR_CGROUP_CONTROLLER_CPUSET,
+                                "cpuset.mem_exclusive",
+                                memExclusive);
+}
+
+int virCgroupGetCpusetMemExclusive(virCgroupPtr group, unsigned long long *memExclusive)
+{
+    return virCgroupGetValueU64(group,
+                                VIR_CGROUP_CONTROLLER_CPUSET,
+                                "cpuset.mem_exclusive",
+                                memExclusive);
+}
+
+int virCgroupSetCpusetMemorySpreadPage(virCgroupPtr group, unsigned long long memSpreadPage)
+{
+    return virCgroupSetValueU64(group,
+                                VIR_CGROUP_CONTROLLER_CPUSET,
+                                "cpuset.memory_spread_page",
+                                memSpreadPage);
+}
+
+int virCgroupGetCpusetMemorySpreadPage(virCgroupPtr group, unsigned long long *memSpreadPage)
+{
+    return virCgroupGetValueU64(group,
+                                VIR_CGROUP_CONTROLLER_CPUSET,
+                                "cpuset.memory_spread_page",
+                                memSpreadPage);
+}
+
+int virCgroupSetCpusetMemorySpreadSlab(virCgroupPtr group, unsigned long long memSpreadSlab)
+{
+    return virCgroupSetValueU64(group,
+                                VIR_CGROUP_CONTROLLER_CPUSET,
+                                "cpuset.memory_spread_slab",
+                                memSpreadSlab);
+}
+
+int virCgroupGetCpusetMemorySpreadSlab(virCgroupPtr group, unsigned long long *memSpreadSlab)
+{
+    return virCgroupGetValueU64(group,
+                                VIR_CGROUP_CONTROLLER_CPUSET,
+                                "cpuset.memory_spread_slab",
+                                memSpreadSlab);
+}
+
+/**
  * virCgroupDenyAllDevices:
  *
  * @group: The cgroup to deny all permissions, for all devices
diff --git a/src/util/cgroup.h b/src/util/cgroup.h
index d190bb3..8825b19 100644
--- a/src/util/cgroup.h
+++ b/src/util/cgroup.h
@@ -115,6 +115,17 @@ int virCgroupGetCpuacctUsage(virCgroupPtr group, unsigned long long *usage);
 int virCgroupSetFreezerState(virCgroupPtr group, const char *state);
 int virCgroupGetFreezerState(virCgroupPtr group, char **state);
 
+int virCgroupSetCpusetMems(virCgroupPtr group, const char *mems);
+int virCgroupGetCpusetMems(virCgroupPtr group, char **mems);
+int virCgroupSetCpusetMemExclusive(virCgroupPtr group, unsigned long long memExclusive);
+int virCgroupGetCpusetMemExclusive(virCgroupPtr group, unsigned long long *memExclusive);
+int virCgroupSetCpusetHardwall(virCgroupPtr group, unsigned long long hardwall);
+int virCgroupGetCpusetHardwall(virCgroupPtr group, unsigned long long *hardwall);
+int virCgroupSetCpusetMemorySpreadPage(virCgroupPtr group, unsigned long long memSpreadPage);
+int virCgroupGetCpusetMemorySpreadPage(virCgroupPtr group, unsigned long long *memSpreadPage);
+int virCgroupSetCpusetMemorySpreadSlab(virCgroupPtr group, unsigned long long memSpreadSlab);
+int virCgroupGetCpusetMemorySpreadSlab(virCgroupPtr group, unsigned long long *memSpreadSlab);
+
 int virCgroupRemove(virCgroupPtr group);
 
 void virCgroupFree(virCgroupPtr *group);
-- 
1.7.3.1

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