Date: Mon, 12 Dec 2016 17:22:29 +0300
From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: Andy Lutomirski <luto@amacapital.net>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Andrew Morton <akpm@linux-foundation.org>, X86 ML <x86@kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>,
        Arnd Bergmann <arnd@arndb.de>, "H. Peter Anvin" <hpa@zytor.com>,
        Andi Kleen <ak@linux.intel.com>, Dave Hansen <dave.hansen@intel.com>,
        linux-arch <linux-arch@vger.kernel.org>,
        "linux-mm@kvack.org" <linux-mm@kvack.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [RFC, PATCHv1 22/28] x86/espfix: support 5-level paging
Message-ID: <20161212142229.GA4208@node>
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On Thu, Dec 08, 2016 at 10:40:41AM -0800, Andy Lutomirski wrote:
> On Thu, Dec 8, 2016 at 8:21 AM, Kirill A. Shutemov
> <kirill.shutemov@linux.intel.com> wrote:
> > XXX: how to test this?
> 
> tools/testing/selftests/x86/sigreturn_{32,64}

Hm. They fail on non-patched kernel with QEMU, but not KVM. :-/
I guess I'd need to fix QEMU first.

-- 
 Kirill A. Shutemov