346da4d2c7ea ("sched/cputime, proc/stat: Fix incorrect guest nice cpustat value")
26dae145a76c ("procfs: Use all-in-one vtime aware kcpustat accessor")
ae37fe5c0750 ("procfs: Use vtime aware kcpustat accessor to fetch CPUTIME_SYSTEM")
5713f35c0575 ("proc: read kernel cpu stat pointer once")