[PATCH 12/53] vircgroup: introduce virCgroupV2GetAnyController

[Pavel Hrdina <phrdina@xxxxxxxxxx>]

Signed-off-by: Pavel Hrdina <phrdina@xxxxxxxxxx>
---
 src/util/vircgroupv2.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/util/vircgroupv2.c b/src/util/vircgroupv2.c
index 5cd8e86b97..57be0b92c9 100644
--- a/src/util/vircgroupv2.c
+++ b/src/util/vircgroupv2.c
@@ -306,6 +306,13 @@ virCgroupV2HasController(virCgroupPtr group,
 }
 
 
+static int
+virCgroupV2GetAnyController(virCgroupPtr group)
+{
+    return ffs(group->unified.controllers) - 1;
+}
+
+
 virCgroupBackend virCgroupV2Backend = {
     .type = VIR_CGROUP_BACKEND_TYPE_V2,
 
@@ -319,6 +326,7 @@ virCgroupBackend virCgroupV2Backend = {
     .stealPlacement = virCgroupV2StealPlacement,
     .detectControllers = virCgroupV2DetectControllers,
     .hasController = virCgroupV2HasController,
+    .getAnyController = virCgroupV2GetAnyController,
 };
 
 
-- 
2.17.1

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