linux-kernel - Re: [PATCH v4 2/2] selftests/sgx: Migrate to kselftest harness

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Message-ID: <YJwpsEJVQ1joWgX3@kernel.org>
Date:   Wed, 12 May 2021 22:17:04 +0300
From:   Jarkko Sakkinen <jarkko@...nel.org>
To:     Reinette Chatre <reinette.chatre@...el.com>
Cc:     Shuah Khan <shuah@...nel.org>, linux-sgx@...r.kernel.org,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 2/2] selftests/sgx: Migrate to kselftest harness

On Wed, May 12, 2021 at 08:56:03AM -0700, Reinette Chatre wrote:
> Hi Jarkko,
> 
> On 5/11/2021 6:10 PM, Jarkko Sakkinen wrote:
> > On Tue, May 11, 2021 at 11:42:49AM -0700, Reinette Chatre wrote:
> > > Hi Jarkko,
> > > 
> > > On 5/7/2021 8:56 PM, Jarkko Sakkinen wrote:
> > > > Migrate to kselftest harness. Use a fixture test with enclave initialized
> > > > and de-initialized for each of the existing three tests, in other words:
> > > > 
> > > > 1. One FIXTURE() for managing the enclave life-cycle.
> > > > 2. Three TEST_F()'s, one for each test case.
> > > 
> > > These changes make it easier to add tests and I think it is a valuable
> > > addition.
> > > 
> > > > 
> > > > This gives a leaps better reporting than before. Here's an example
> > > > transcript:
> > > > 
> > > > TAP version 13
> > > > 1..3
> > > > 0x0000000000000000 0x0000000000002000 0x03
> > > > 0x0000000000002000 0x0000000000001000 0x05
> > > > 0x0000000000003000 0x0000000000003000 0x03
> > > > ok 1 enclave.unclobbered_vdso
> > > > 0x0000000000000000 0x0000000000002000 0x03
> > > > 0x0000000000002000 0x0000000000001000 0x05
> > > > 0x0000000000003000 0x0000000000003000 0x03
> > > > ok 2 enclave.clobbered_vdso
> > > > 0x0000000000000000 0x0000000000002000 0x03
> > > > 0x0000000000002000 0x0000000000001000 0x05
> > > > 0x0000000000003000 0x0000000000003000 0x03
> > > > ok 3 enclave.clobbered_vdso_and_user_function
> > > > 
> > > 
> > > The output claims to conform to TAP13 but it does not seem as though all of
> > > the output conforms to TAP13. I assume such output would confuse automated
> > > systems.
> > 
> > You mean
> > 
> > 0x0000000000000000 0x0000000000002000 0x03
> > 0x0000000000002000 0x0000000000001000 0x05
> > 0x0000000000003000 0x0000000000003000 0x03
> > 
> > ?
> 
> Yes

Thanks, just sanity checking :-)

/Jarkko