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Date:   Mon, 22 Apr 2019 08:01:19 -0700
From:   Sean Christopherson <sean.j.christopherson@...el.com>
To:     "Dr. Greg" <greg@...ellic.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Jethro Beekman <jethro@...tanix.com>,
        Andy Lutomirski <luto@...capital.net>,
        Andy Lutomirski <luto@...nel.org>,
        Dave Hansen <dave.hansen@...el.com>,
        Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        LKML <linux-kernel@...r.kernel.org>, X86 ML <x86@...nel.org>,
        "linux-sgx@...r.kernel.org" <linux-sgx@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        "nhorman@...hat.com" <nhorman@...hat.com>,
        "npmccallum@...hat.com" <npmccallum@...hat.com>,
        "Ayoun, Serge" <serge.ayoun@...el.com>,
        "Katz-zamir, Shay" <shay.katz-zamir@...el.com>,
        "Huang, Haitao" <haitao.huang@...el.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        "Svahn, Kai" <kai.svahn@...el.com>, Borislav Petkov <bp@...en8.de>,
        Josh Triplett <josh@...htriplett.org>,
        "Huang, Kai" <kai.huang@...el.com>,
        David Rientjes <rientjes@...gle.com>
Subject: Re: [PATCH v20 00/28] Intel SGX1 support

On Sat, Apr 20, 2019 at 11:02:47AM -0500, Dr. Greg wrote:
> We understand and support the need for the LSM to trap these events,
> but what does LSM provenance mean if the platform is compromised?
> That is, technically, the target application for SGX technology.

No, it's not.  Protecting the kernel/platform from a malicious entity is
outside the scope of SGX.

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