Date: Tue, 12 Dec 2017 09:00:53 +0100
From: Pavel Machek <pavel@ucw.cz>
To: Zhang Rui <rui.zhang@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
        Andrew Lutomirski <luto@kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Jarkko Nikula <jarkko.nikula@linux.intel.com>,
        "Rafael J. Wysocki" <rjw@rjwysocki.net>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        the arch/x86 maintainers <x86@kernel.org>
Subject: Re: Linux 4.15-rc2: Regression in resume from ACPI S3
Message-ID: <20171212080053.GA7990@amd>
References: <1578405.51lzoSX1jh@aspire.rjw.lan>
 <20171209103325.GA13867@amd>
 <CA+55aFw8tuoJ2gcXx3K2sKFf2Y9hXX4naMVQNqGOUivnjwhjkg@mail.gmail.com>
 <20171209220110.GA11496@amd>
 <CA+55aFySAdiBZhZ0PSDjH5PuvPPcMsBRXbxCkObfm1eY7gHDbQ@mail.gmail.com>
 <20171210162305.GA10159@amd>
 <CA+55aFxc9e=CuwrAzhX7BgV4Or+unTQDXW1Xk-gXOZPiAtN3Bw@mail.gmail.com>
 <20171210185638.GA10363@amd>
 <CA+55aFy2-vNAXSnSBoiSfvhijKXzYVmpYr1VCOb87+tgrw0B1Q@mail.gmail.com>
 <1513001367.2981.11.camel@intel.com>
MIME-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha1;
        protocol="application/pgp-signature"; boundary="OgqxwSJOaUobr8KG"
Content-Disposition: inline
In-Reply-To: <1513001367.2981.11.camel@intel.com>
User-Agent: Mutt/1.5.23 (2014-03-12)
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 1450
Lines: 50


--OgqxwSJOaUobr8KG
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

Hi!

> > > ...should take 10 seconds or so.
> > I'm told 0day does *some* suspend/resume testing, but I think it's
> > pretty limited, partly because the kinds of machines it primarily
> > works on don't really support suspend/resume at all.
>=20
> currently, we're running suspend test on 1 platform only, with 64 bit
> kernel. suspend test will be enabled on more platforms (laptops) in
> next two weeks.

Thanks!

> >  I'm also not sure
> > just how many of those machines are 32-bit at all..
>=20
> for this, I suppose it can be reproduced if we use 32-bit kernel and
> rootfs, right? Then it's easier to enable this in 0Day.

Yes, Intel cpus are pretty good at backwards compatibility, and most
problems are not subtle at all. So yes, 32-bit kernel / rootfs on
recent machine should be good for testing.

Best regards,
								Pavel
							=09
--=20
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo=
g.html

--OgqxwSJOaUobr8KG
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: Digital signature

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1

iEYEARECAAYFAlovjLUACgkQMOfwapXb+vJFxQCgv7TXhcV8h1v8j9SWqg/8k6P1
1cAAni7qtvoQMExZmkC+04bzFOPMy252
=kokH
-----END PGP SIGNATURE-----

--OgqxwSJOaUobr8KG--