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Date: Wed, 18 Jul 2018 13:59:57 +0200
From: Pavel Machek <pavel@ucw.cz>
Subject: Re: [PATCH 00/39 v8] PTI support for x86-32
Message-ID: <20180718115957.GA23157@amd>
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To: Joerg Roedel <joro@8bytes.org>
Cc: Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@kernel.org>, "H . Peter Anvin" <hpa@zytor.com>, x86@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Linus Torvalds <torvalds@linux-foundation.org>, Andy Lutomirski <luto@kernel.org>, Dave Hansen <dave.hansen@intel.com>, Josh Poimboeuf <jpoimboe@redhat.com>, Juergen Gross <jgross@suse.com>, Peter Zijlstra <peterz@infradead.org>, Borislav Petkov <bp@alien8.de>, Jiri Kosina <jkosina@suse.cz>, Boris Ostrovsky <boris.ostrovsky@oracle.com>, Brian Gerst <brgerst@gmail.com>, David Laight <David.Laight@aculab.com>, Denys Vlasenko <dvlasenk@redhat.com>, Eduardo Valentin <eduval@amazon.com>, Greg KH <gregkh@linuxfoundation.org>, Will Deacon <will.deacon@arm.com>, aliguori@amazon.com, daniel.gruss@iaik.tugraz.at, hughd@google.com, keescook@google.com, Andrea Arcangeli <aarcange@redhat.com>, Waiman Long <llong@redhat.com>, "David H . Gutteridge" <dhgutteridge@sympatico.ca>, jroedel@suse.de


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On Wed 2018-07-18 11:40:37, Joerg Roedel wrote:
> Hi,
>=20
> here is version 8 of my patches to enable PTI on x86-32. The
> last version got some good review which I mostly worked into
> this version.


> for easier testing. The code survived >12h overnight testing
> with my usual
>=20
> 	* 'perf top' for NMI load
>=20
> 	* x86-selftests in a loop (except mpx and pkeys
> 	  which are not supported on the machine)
>=20
> 	* kernel-compile in a loop
>=20
> all in parallel. I also boot-tested x86-64 and !PAE config
> again and ran my GLB-test to make sure that the global
> mappings between user and kernel page-table are identical.
> All that succeeded and showed no regressions.

For the record:

Tested-by: Pavel Machek <pavel@ucw.cz>

(on top of .18.0-rc5-next-20180718)

									Pavel
--=20
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo=
g.html

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