Hello, On Thu, Jul 11, 2024 at 01:39:38PM -0400, Waiman Long wrote: > On 7/11/24 13:18, Tejun Heo wrote: ... > Currently, I use the for_each_css() macro for iteration. If you mean > displaying all the possible cgroup subsystems even if they are not enabled > for the current cgroup, I will have to manually do the iteration. Just wrapping it with for_each_subsys() should do, no? for_each_css() won't iterate anything if css doesn't exist for the cgroup. Thanks. -- tejun