From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jarkko Sakkinen Subject: Re: [PATCH v17 18/23] platform/x86: Intel SGX driver Date: Mon, 26 Nov 2018 13:15:43 -0800 Message-ID: <20181126211543.GB868@linux.intel.com> References: <20181116010412.23967-1-jarkko.sakkinen@linux.intel.com> <20181116010412.23967-19-jarkko.sakkinen@linux.intel.com> <20181119161917.GF13298@linux.intel.com> <20181120120442.GA22172@linux.intel.com> <20181122111253.GA31150@wind.enjellic.com> <20181124172114.GB32210@linux.intel.com> <20181124201318.GB12149@wind.enjellic.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20181124201318.GB12149@wind.enjellic.com> Sender: linux-kernel-owner@vger.kernel.org To: "Dr. Greg" Cc: Andy Lutomirski , X86 ML , Platform Driver , linux-sgx@vger.kernel.org, Dave Hansen , "Christopherson, Sean J" , nhorman@redhat.com, npmccallum@redhat.com, "Ayoun, Serge" , shay.katz-zamir@intel.com, haitao.huang@linux.intel.com, Andy Shevchenko , Thomas Gleixner , "Svahn, Kai" , mark.shanahan@intel.com, Suresh Siddha , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , Darren Hart , Andy Shevchenko , LKML List-Id: platform-driver-x86.vger.kernel.org On Sat, Nov 24, 2018 at 02:13:18PM -0600, Dr. Greg wrote: > This isn't about an enclave being able to tell that it is really an > enclave. As I noted in my previous reply, access to the provisioning > bit allows an enclave author to create a perpetual hardware identifier > for a platform based on a signing key of their choosing, along with a > few other incidentals, all of which are completely under the control > of the enclave author. I think I'm now in the same page with the issue now. Thanks for the patience explaining this. /Jarkko