Re: [RFC, PATCHv1 22/28] x86/espfix: support 5-level paging

2016-12-12 Thread Kirill A. Shutemov 
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
>  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

Re: [RFC, PATCHv1 22/28] x86/espfix: support 5-level paging

2016-12-12 Thread Kirill A. Shutemov 
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
>  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

Re: [RFC, PATCHv1 22/28] x86/espfix: support 5-level paging

2016-12-08 Thread Andy Lutomirski 
On Thu, Dec 8, 2016 at 8:21 AM, Kirill A. Shutemov
 wrote:
> XXX: how to test this?

tools/testing/selftests/x86/sigreturn_{32,64}

Re: [RFC, PATCHv1 22/28] x86/espfix: support 5-level paging

2016-12-08 Thread Andy Lutomirski 
On Thu, Dec 8, 2016 at 8:21 AM, Kirill A. Shutemov
 wrote:
> XXX: how to test this?

tools/testing/selftests/x86/sigreturn_{32,64}