linux-kernel - Re: [RFC PATCH v2 2/3] x86/vdso: Modify __vdso_sgx_enter_enclave() to allow parameter passing on untrusted stack

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Message-ID: <20190502082845.GI14532@linux.intel.com>
Date:   Thu, 2 May 2019 11:28:45 +0300
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     Sean Christopherson <sean.j.christopherson@...el.com>
Cc:     "Xing, Cedric" <cedric.xing@...el.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-sgx@...r.kernel.org" <linux-sgx@...r.kernel.org>,
        "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
        "Hansen, Dave" <dave.hansen@...el.com>,
        "Ayoun, Serge" <serge.ayoun@...el.com>,
        "Katz-zamir, Shay" <shay.katz-zamir@...el.com>,
        "Huang, Haitao" <haitao.huang@...el.com>,
        "Svahn, Kai" <kai.svahn@...el.com>,
        "Huang, Kai" <kai.huang@...el.com>
Subject: Re: [RFC PATCH v2 2/3] x86/vdso: Modify __vdso_sgx_enter_enclave()
 to allow parameter passing on untrusted stack

On Fri, Apr 26, 2019 at 02:00:18PM -0700, Sean Christopherson wrote:
> On Thu, Apr 25, 2019 at 04:31:40PM -0700, Xing, Cedric wrote:
> > > While this may format nicely in .rst (I haven't checked), it's damn near
> > > unreadable in its raw form.  Escaping '%' in kernel-doc is unresolved at
> > > this point, but this definitely is an argument for allowing the %CONST
> > > interpretation to be disabled entirely.
> > > 
> > 
> > I know very little about kernel-doc. Not quite sure which markup means what.
> > Or if you don't mind, could you just write up the whole thing (you have
> > written half of it in your email already) so I can include it into my next
> > revision?
> 
> Hmm, at this point I'd say just ignore the comment entirely.  It's
> something we need to sort out in the "official" series anyways.

To get started: https://www.kernel.org/doc/Documentation/kernel-doc-nano-HOWTO.txt

/Jarkko