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authorZefan Li2020-05-13 10:13:11 +0800
committerTejun Heo2020-05-26 13:20:24 -0400
commit6b6ebb34744b21467aa01be7c53cc570fc41f70d (patch)
tree362525fb9d281823d19f6fbd099794fc3890d900 /kernel/cgroup
parenteec8fd0277e37cf447b88c6be181e81df867bcf1 (diff)
cgroup: Remove stale comments
- The default root is where we can create v2 cgroups. - The __DEVEL__sane_behavior mount option has been removed long long ago. Signed-off-by: Li Zefan <lizefan@huawei.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'kernel/cgroup')
-rw-r--r--kernel/cgroup/cgroup.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index 06b5ea9d899d..7a016749de21 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -153,11 +153,7 @@ static struct static_key_true *cgroup_subsys_on_dfl_key[] = {
static DEFINE_PER_CPU(struct cgroup_rstat_cpu, cgrp_dfl_root_rstat_cpu);
-/*
- * The default hierarchy, reserved for the subsystems that are otherwise
- * unattached - it never has more than a single cgroup, and all tasks are
- * part of that cgroup.
- */
+/* the default hierarchy */
struct cgroup_root cgrp_dfl_root = { .cgrp.rstat_cpu = &cgrp_dfl_root_rstat_cpu };
EXPORT_SYMBOL_GPL(cgrp_dfl_root);
@@ -251,9 +247,6 @@ bool cgroup_ssid_enabled(int ssid)
* cases where a subsystem should behave differnetly depending on the
* interface version.
*
- * The set of behaviors which change on the default hierarchy are still
- * being determined and the mount option is prefixed with __DEVEL__.
- *
* List of changed behaviors:
*
* - Mount options "noprefix", "xattr", "clone_children", "release_agent"