Re: [libvirt] [PATCH 2/3] cgroup: Move [qemu|lxc]GetCpuBWStatus to vicgroup.c and refactor it

The function existed in two identical instances in lxc and qemu. Move it to vircgroup.c and simplify it. Refactor the callers too. ---

+++ b/src/util/vircgroup.c @@ -3647,3 +3647,32 @@ virCgroupIsolateMount(virCgroupPtr group ATTRIBUTE_UNUSED, } #endif /* !VIR_CGROUP_SUPPORTED */ + +/** + * virCgroupSupportsCpuBW(): + * Check whether the host supports CFS bandwidth. + * + * Return true when CFS bandwidth is supported, + * false when CFS bandwidth is not supported. + */ +bool +virCgroupSupportsCpuBW(virCgroupPtr cgroup) +{ + char *path = NULL; + int ret = false; + + if (!cgroup) + return false; + + if (virCgroupPathOfController(cgroup, VIR_CGROUP_CONTROLLER_CPU, + "cpu.cfs_period_us", &path) < 0) {

+ virResetLastError();