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Diffstat (limited to 'include/linux/cgroup-defs.h')
| -rw-r--r-- | include/linux/cgroup-defs.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h index 590291d56049..34b42f03fcd8 100644 --- a/include/linux/cgroup-defs.h +++ b/include/linux/cgroup-defs.h @@ -451,6 +451,19 @@ struct cgroup_subsys { bool early_init:1; /* + * If %true, the controller, on the default hierarchy, doesn't show + * up in "cgroup.controllers" or "cgroup.subtree_control", is + * implicitly enabled on all cgroups on the default hierarchy, and + * bypasses the "no internal process" constraint. This is for + * utility type controllers which is transparent to userland. + * + * An implicit controller can be stolen from the default hierarchy + * anytime and thus must be okay with offline csses from previous + * hierarchies coexisting with csses for the current one. + */ + bool implicit_on_dfl:1; + + /* * If %false, this subsystem is properly hierarchical - * configuration, resource accounting and restriction on a parent * cgroup cover those of its children. If %true, hierarchy support |