Re: [PATCH v9 15/15] selftests/sgx: Add scripts for EPC cgroup testing

Jarkko Sakkinen
2024-04-03T16:46:23Z

On Tue Apr 2, 2024 at 8:40 PM EEST, Michal Koutný wrote:
> On Tue, Apr 02, 2024 at 11:20:21AM -0500, Haitao Huang <haitao.huang@linux.intel.com> wrote:
> > Do we really want to have it implemented in c?
>
> I only pointed to the available C boilerplate.
>
> > There are much fewer lines of
> > code in shell scripts. Note we are not really testing basic cgroup stuff.
> > All we needed were creating/deleting cgroups and set limits which I think
> > have been demonstrated feasible in the ash scripts now.
>
> I assume you refer to
> Message-Id: <20240331174442.51019-1-haitao.huang@linux.intel.com>
> right?
>
> Could it be even simpler if you didn't stick to cgtools APIs and v1
> compatibility?
>
> Reducing ash_cgexec.sh to something like
> echo 0 >$R/$1/cgroup.procs
> shift
> exec "$@"
> (with some small builerplate for $R and previous mkdirs)

I already asked about necessity of v1 in some response, and fully
support this idea. Then cgexec can simply be a function wrapping
along the lines what you proposed.

BR, Jarkko