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vircgroup: extract virCgroupV1(Set|Get)CpuCfsPeriod
Reviewed-by: Fabiano Fidêncio <fidencio@redhat.com> Reviewed-by: Ján Tomko <jtomko@redhat.com> Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
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@ -2223,19 +2223,7 @@ virCgroupGetCpuShares(virCgroupPtr group, unsigned long long *shares)
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int
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int
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virCgroupSetCpuCfsPeriod(virCgroupPtr group, unsigned long long cfs_period)
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virCgroupSetCpuCfsPeriod(virCgroupPtr group, unsigned long long cfs_period)
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{
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{
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/* The cfs_period should be greater or equal than 1ms, and less or equal
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VIR_CGROUP_BACKEND_CALL(group, setCpuCfsPeriod, -1, cfs_period);
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* than 1s.
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*/
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if (cfs_period < 1000 || cfs_period > 1000000) {
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virReportError(VIR_ERR_INVALID_ARG,
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_("cfs_period '%llu' must be in range (1000, 1000000)"),
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cfs_period);
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return -1;
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}
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return virCgroupSetValueU64(group,
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VIR_CGROUP_CONTROLLER_CPU,
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"cpu.cfs_period_us", cfs_period);
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}
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}
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@ -2250,9 +2238,7 @@ virCgroupSetCpuCfsPeriod(virCgroupPtr group, unsigned long long cfs_period)
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int
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int
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virCgroupGetCpuCfsPeriod(virCgroupPtr group, unsigned long long *cfs_period)
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virCgroupGetCpuCfsPeriod(virCgroupPtr group, unsigned long long *cfs_period)
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{
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{
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return virCgroupGetValueU64(group,
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VIR_CGROUP_BACKEND_CALL(group, getCpuCfsPeriod, -1, cfs_period);
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VIR_CGROUP_CONTROLLER_CPU,
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"cpu.cfs_period_us", cfs_period);
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}
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}
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@ -284,6 +284,14 @@ typedef int
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(*virCgroupGetCpuSharesCB)(virCgroupPtr group,
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(*virCgroupGetCpuSharesCB)(virCgroupPtr group,
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unsigned long long *shares);
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unsigned long long *shares);
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typedef int
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(*virCgroupSetCpuCfsPeriodCB)(virCgroupPtr group,
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unsigned long long cfs_period);
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typedef int
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(*virCgroupGetCpuCfsPeriodCB)(virCgroupPtr group,
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unsigned long long *cfs_period);
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struct _virCgroupBackend {
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struct _virCgroupBackend {
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virCgroupBackendType type;
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virCgroupBackendType type;
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@ -341,6 +349,8 @@ struct _virCgroupBackend {
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virCgroupSetCpuSharesCB setCpuShares;
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virCgroupSetCpuSharesCB setCpuShares;
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virCgroupGetCpuSharesCB getCpuShares;
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virCgroupGetCpuSharesCB getCpuShares;
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virCgroupSetCpuCfsPeriodCB setCpuCfsPeriod;
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virCgroupGetCpuCfsPeriodCB getCpuCfsPeriod;
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};
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};
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typedef struct _virCgroupBackend virCgroupBackend;
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typedef struct _virCgroupBackend virCgroupBackend;
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typedef virCgroupBackend *virCgroupBackendPtr;
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typedef virCgroupBackend *virCgroupBackendPtr;
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@ -1785,6 +1785,36 @@ virCgroupV1GetCpuShares(virCgroupPtr group,
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}
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}
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static int
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virCgroupV1SetCpuCfsPeriod(virCgroupPtr group,
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unsigned long long cfs_period)
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{
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/* The cfs_period should be greater or equal than 1ms, and less or equal
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* than 1s.
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*/
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if (cfs_period < 1000 || cfs_period > 1000000) {
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virReportError(VIR_ERR_INVALID_ARG,
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_("cfs_period '%llu' must be in range (1000, 1000000)"),
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cfs_period);
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return -1;
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}
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return virCgroupSetValueU64(group,
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VIR_CGROUP_CONTROLLER_CPU,
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"cpu.cfs_period_us", cfs_period);
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}
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static int
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virCgroupV1GetCpuCfsPeriod(virCgroupPtr group,
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unsigned long long *cfs_period)
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{
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return virCgroupGetValueU64(group,
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VIR_CGROUP_CONTROLLER_CPU,
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"cpu.cfs_period_us", cfs_period);
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}
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virCgroupBackend virCgroupV1Backend = {
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virCgroupBackend virCgroupV1Backend = {
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.type = VIR_CGROUP_BACKEND_TYPE_V1,
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.type = VIR_CGROUP_BACKEND_TYPE_V1,
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@ -1840,6 +1870,8 @@ virCgroupBackend virCgroupV1Backend = {
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.setCpuShares = virCgroupV1SetCpuShares,
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.setCpuShares = virCgroupV1SetCpuShares,
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.getCpuShares = virCgroupV1GetCpuShares,
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.getCpuShares = virCgroupV1GetCpuShares,
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.setCpuCfsPeriod = virCgroupV1SetCpuCfsPeriod,
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.getCpuCfsPeriod = virCgroupV1GetCpuCfsPeriod,
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};
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};
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