On Tue, Mar 04, 2025 at 06:55:02AM -1000, Tejun Heo <tj@xxxxxxxxxx> wrote: > I'm hoping that we could deprecate /proc/cgroups entirely. Maybe we can just > warn whenever the file is accessed? I added the guard with legacy systems (i.e. make this backportable) in mind which start with no cgroupfs mounted at all and until they decide to continue either v1 or v2 way, looking at /proc/cgroups is fine. It should warn users that look at /proc/cgroups in cases when it bears no valid information. Michal
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