linux-kernel - Re: [PATCH v12 14/14] selftests/sgx: Add scripts for EPC cgroup testing

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Message-Id: <D0MRHD4ZH2L4.1AYKI3TJGO2LV@kernel.org>
Date: Thu, 18 Apr 2024 01:46:39 +0300
From: "Jarkko Sakkinen" <jarkko@...nel.org>
To: "Haitao Huang" <haitao.huang@...ux.intel.com>,
 <dave.hansen@...ux.intel.com>, <kai.huang@...el.com>, <tj@...nel.org>,
 <mkoutny@...e.com>, <linux-kernel@...r.kernel.org>,
 <linux-sgx@...r.kernel.org>, <x86@...nel.org>, <cgroups@...r.kernel.org>,
 <tglx@...utronix.de>, <mingo@...hat.com>, <bp@...en8.de>, <hpa@...or.com>,
 <sohil.mehta@...el.com>, <tim.c.chen@...ux.intel.com>
Cc: <zhiquan1.li@...el.com>, <kristen@...ux.intel.com>, <seanjc@...gle.com>,
 <zhanb@...rosoft.com>, <anakrish@...rosoft.com>,
 <mikko.ylinen@...ux.intel.com>, <yangjie@...rosoft.com>,
 <chrisyan@...rosoft.com>
Subject: Re: [PATCH v12 14/14] selftests/sgx: Add scripts for EPC cgroup
 testing

On Wed Apr 17, 2024 at 1:04 AM EEST, Haitao Huang wrote:
> On Tue, 16 Apr 2024 11:08:11 -0500, Jarkko Sakkinen <jarkko@...nel.org>  
> wrote:
>
> > On Tue Apr 16, 2024 at 5:54 PM EEST, Haitao Huang wrote:
> >> I did declare the configs in the config file but I missed it in my patch
> >> as stated earlier. IIUC, that would not cause this error though.
> >>
> >> Maybe I should exit with the skip code if no CGROUP_MISC (no more
> >> CGROUP_SGX_EPC) is configured?
> >
> > OK, so I wanted to do a distro kernel test here, and used the default
> > OpenSUSE kernel config. I need to check if it has CGROUP_MISC set.
> >
> >> tools/testing/selftests$ find . -name README
> >> ./futex/README
> >> ./tc-testing/README
> >> ./net/forwarding/README
> >> ./powerpc/nx-gzip/README
> >> ./ftrace/README
> >> ./arm64/signal/README
> >> ./arm64/fp/README
> >> ./arm64/README
> >> ./zram/README
> >> ./livepatch/README
> >> ./resctrl/README
> >
> > So is there a README because of override timeout parameter? Maybe it
> > should be just set to a high enough value?
> >
> > BR, Jarkko
> >
>
>
>  From the docs, I think we are supposed to use override.
> See: https://docs.kernel.org/dev-tools/kselftest.html#timeout-for-selftests

OK, fair enough :-) I did not know this.

BR, Jarkko