Re: [PATCH v2 1/5] cputime, cpuacct: Include guest time in user time in cpuacct.stat

On Fri, Aug 20, 2021 at 12:40:01PM +0300, Andrey Ryabinin wrote:

cpuacct.stat in no-root cgroups shows user time without guest time included int it. This doesn't match with user time shown in root cpuacct.stat and /proc/<pid>/stat. This also affects cgroup2's cpu.stat in the same way.

Make account_guest_time() to add user time to cgroup's cpustat to fix this.

Fixes: ef12fefabf94 ("cpuacct: add per-cgroup utime/stime statistics") Signed-off-by: Andrey Ryabinin arbn@yandex-team.com Cc: stable@vger.kernel.org

The fact that this has been broken for so long, prolly from the beginning, gives me some pause but the patches looks fine to me.

For the series,

Acked-by: Tejun Heo tj@kernel.org

Thanks.