Cgroup2 interface
=================
-In a system with a CONFIG_CGROUP=y kernel and the cgroup2 filesystem
+In a system with a CONFIG_CGROUPS=y kernel and the cgroup2 filesystem
mounted, pressure stall information is also tracked for tasks grouped
into cgroups. Each subdirectory in the cgroupfs mountpoint contains
cpu.pressure, memory.pressure, and io.pressure files; the format is