[PATCH 15/53] vircgroup: introduce virCgroupV2Remove

[Pavel Hrdina <phrdina@xxxxxxxxxx>]

Signed-off-by: Pavel Hrdina <phrdina@xxxxxxxxxx>
---
 src/util/vircgroupv2.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/src/util/vircgroupv2.c b/src/util/vircgroupv2.c
index 8fb9ace474..103f37fe91 100644
--- a/src/util/vircgroupv2.c
+++ b/src/util/vircgroupv2.c
@@ -413,6 +413,25 @@ virCgroupV2MakeGroup(virCgroupPtr parent ATTRIBUTE_UNUSED,
 }
 
 
+static int
+virCgroupV2Remove(virCgroupPtr group)
+{
+    VIR_AUTOFREE(char *) grppath = NULL;
+    int controller;
+
+    /* Don't delete the root group, if we accidentally
+       ended up in it for some reason */
+    if (STREQ(group->unified.placement, "/"))
+        return 0;
+
+    controller = virCgroupV2GetAnyController(group);
+    if (virCgroupV2PathOfController(group, controller, "", &grppath) < 0)
+        return 0;
+
+    return virCgroupRemoveRecursively(grppath);
+}
+
+
 virCgroupBackend virCgroupV2Backend = {
     .type = VIR_CGROUP_BACKEND_TYPE_V2,
 
@@ -429,6 +448,7 @@ virCgroupBackend virCgroupV2Backend = {
     .getAnyController = virCgroupV2GetAnyController,
     .pathOfController = virCgroupV2PathOfController,
     .makeGroup = virCgroupV2MakeGroup,
+    .remove = virCgroupV2Remove,
 };
 
 
-- 
2.17.1

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