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vircgroup: introduce virCgroupSetBackends helper
Signed-off-by: Pavel Hrdina <phrdina@redhat.com> Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
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@ -212,6 +212,33 @@ virCgroupPartitionEscape(char **path)
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}
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}
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static int
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virCgroupSetBackends(virCgroupPtr group)
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{
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virCgroupBackendPtr *backends = virCgroupBackendGetAll();
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bool backendAvailable = false;
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size_t i;
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if (!backends)
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return -1;
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for (i = 0; i < VIR_CGROUP_BACKEND_TYPE_LAST; i++) {
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if (backends[i] && backends[i]->available()) {
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group->backends[i] = backends[i];
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backendAvailable = true;
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}
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}
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if (!backendAvailable) {
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virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
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_("no cgroup backend available"));
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return -1;
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}
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return 0;
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}
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/*
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/*
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* Process /proc/mounts figuring out what controllers are
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* Process /proc/mounts figuring out what controllers are
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* mounted and where
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* mounted and where
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@ -339,29 +366,14 @@ virCgroupDetect(virCgroupPtr group,
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virCgroupPtr parent)
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virCgroupPtr parent)
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{
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{
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size_t i;
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size_t i;
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bool backendAvailable = false;
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int controllersAvailable = 0;
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int controllersAvailable = 0;
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virCgroupBackendPtr *backends = virCgroupBackendGetAll();
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VIR_DEBUG("group=%p controllers=%d path=%s parent=%p",
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VIR_DEBUG("group=%p controllers=%d path=%s parent=%p",
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group, controllers, path, parent);
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group, controllers, path, parent);
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if (!backends)
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if (virCgroupSetBackends(group) < 0)
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return -1;
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return -1;
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for (i = 0; i < VIR_CGROUP_BACKEND_TYPE_LAST; i++) {
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if (backends[i] && backends[i]->available()) {
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group->backends[i] = backends[i];
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backendAvailable = true;
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}
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}
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if (!backendAvailable) {
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virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
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_("no cgroup backend available"));
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return -1;
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}
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if (parent) {
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if (parent) {
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for (i = 0; i < VIR_CGROUP_BACKEND_TYPE_LAST; i++) {
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for (i = 0; i < VIR_CGROUP_BACKEND_TYPE_LAST; i++) {
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if (group->backends[i] &&
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if (group->backends[i] &&
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