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Date:   Sun, 11 Oct 2020 23:03:57 -0700
From:   Stephen Hemminger <>
To:     Dmitry Yakunin <>
Subject: Re: [PATCH iproute2] lib: ignore invalid mounts in cg_init_map

On Thu,  8 Oct 2020 20:59:27 +0300
Dmitry Yakunin <> wrote:

> In case of bad entries in /proc/mounts just skip cgroup cache initialization.
> Cgroups in output will be shown as "unreachable:cgroup_id".
> Fixes: d5e6ee0dac64 ("ss: introduce cgroup2 cache and helper functions")
> Signed-off-by: Dmitry Yakunin <>
> Reported-by: Donald Sharp <>

Applied with one suggestion.
This code has no comments so it is not obvious exactly what it is doing.
Some explanations would help the next person.

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