On 12/10/25 11:34, Pavel Tikhomirov wrote:
In cgroup-v2 we have no other way except allowing to enable ve
controller on intermidiate cgroups (e.g. machine.slice). That means we
have at least 3 levels.
https://virtuozzo.atlassian.net/browse/VSTOR-104639
Signed-off-by: Pavel Tikhomirov <[email protected]>
Feature: ve: ve generic structures
---
kernel/ve/ve.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/kernel/ve/ve.c b/kernel/ve/ve.c
index 718d7811b629..ef2d802a3949 100644
--- a/kernel/ve/ve.c
+++ b/kernel/ve/ve.c
@@ -947,7 +947,8 @@ static struct cgroup_subsys_state *ve_create(struct
cgroup_subsys_state *parent_
goto do_init;
/* forbid nested containers */
│ + /* Forbid nested containers in cgroup v1 hierarchy */
│
- if (css_to_ve(parent_css) != &ve0)
+ if (!cgroup_subsys_on_dfl(ve_cgrp_subsys) &&
+ css_to_ve(parent_css) != &ve0)
return ERR_PTR(-ENOTDIR);
err = -ENOMEM;
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