[LTP] [PATCH] controllers/cgroup: Skip regression test on cgroup v2 systems

[Petr Vorel]

Hi Li, Samir,

...
> > +	# This test is specific to cgroup v1
> > +	# Check if system is using cgroup v2
> > +	if [ -f /sys/fs/cgroup/cgroup.controllers ]; then

> This is typically right as the '/sys/fs/cgroup' is Cgroup default mount path,
> but if a tested system does not mount there, this won't work.

> Maybe we can go with the cgroup_lib.sh standard way for version check?

>   cgroup_require "memory"
>   cgroup_version=$(cgroup_get_version "memory")
>   if [ "$cgroup_version" = "2" ]; then
>           tst_res TCONF "memory controller mounted on cgroup v2 hierarchy, skipping test."
>           return
>   fi

+1

Kind regards,
Petr