linux-kernel - Re: [PATCH v38 21/24] x86/vdso: Implement a vDSO for Intel SGX enclave call

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Message-ID: <20200925010452.GB147464@linux.intel.com>
Date:   Fri, 25 Sep 2020 04:04:52 +0300
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     Sean Christopherson <sean.j.christopherson@...el.com>
Cc:     Borislav Petkov <bp@...en8.de>, x86@...nel.org,
        linux-sgx@...r.kernel.org, linux-kernel@...r.kernel.org,
        Andy Lutomirski <luto@...capital.net>,
        Jethro Beekman <jethro@...tanix.com>,
        Cedric Xing <cedric.xing@...el.com>, akpm@...ux-foundation.org,
        andriy.shevchenko@...ux.intel.com, asapek@...gle.com,
        chenalexchen@...gle.com, conradparker@...gle.com,
        cyhanish@...gle.com, dave.hansen@...el.com, haitao.huang@...el.com,
        josh@...htriplett.org, kai.huang@...el.com, kai.svahn@...el.com,
        kmoy@...gle.com, ludloff@...gle.com, luto@...nel.org,
        nhorman@...hat.com, npmccallum@...hat.com, puiterwijk@...hat.com,
        rientjes@...gle.com, tglx@...utronix.de, yaozhangx@...gle.com
Subject: Re: [PATCH v38 21/24] x86/vdso: Implement a vDSO for Intel SGX
 enclave call

On Thu, Sep 24, 2020 at 05:38:10PM -0700, Sean Christopherson wrote:
> On Thu, Sep 24, 2020 at 08:04:07PM +0200, Borislav Petkov wrote:
> > On Tue, Sep 15, 2020 at 02:28:39PM +0300, Jarkko Sakkinen wrote:
> > > diff --git a/arch/x86/entry/vdso/vsgx_enter_enclave.S b/arch/x86/entry/vdso/vsgx_enter_enclave.S
> > > new file mode 100644
> > > index 000000000000..adbd59d41517
> > > --- /dev/null
> > > +++ b/arch/x86/entry/vdso/vsgx_enter_enclave.S
> > 
> > Why not simply
> > 
> > arch/x86/entry/vdso/sgx.S
> > 
> > ?
> 
> I really like typing?

I fixed bunch of things. For that sentence I need feedback + for any
other possible changes please send a patch if required.

/Jarkko