linux-kernel - Re: Baytrail problems (was Re: Linux 3.13-rc8)

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <99308060.pSzgvg98VT@vostro.rjw.lan>
Date:	Fri, 17 Jan 2014 14:38:32 +0100
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Linus Walleij <linus.walleij@...aro.org>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Paul Drews <paul.drews@...el.com>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Dave Airlie <airlied@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"Nyman, Mathias" <mathias.nyman@...el.com>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>
Subject: Re: Baytrail problems (was Re: Linux 3.13-rc8)

On Thursday, January 16, 2014 05:01:19 PM Rafael J. Wysocki wrote:
> On Thursday, January 16, 2014 10:29:45 AM Linus Walleij wrote:
> > On Thu, Jan 16, 2014 at 2:49 AM, Linus Torvalds
> > <torvalds@...ux-foundation.org> wrote:
> > > Adding in the appropriate people...
> > >
> > > On Tue, Jan 14, 2014 at 7:01 PM, One Thousand Gnomes
> > > <gnomes@...rguk.ukuu.org.uk> wrote:
> > >>
> > >> It seems to hate Baytrail/T
> > >>
> > >> My ASUS T100TA has gone from 3.11 'needs video=VGA-1:blah' to get the mode
> > >> right but otherwise running nicely and playing 3D games to 3.13-rc8
> > >>
> > >> - crashes and burns during boot if the Baytrail pinctrl driver is compiled
> > >>   in
> > >
> > > Andy, Paul? The changes to the pinctrl driver since 3.11 look trivial,
> > > but I guess the GPIO and ACPI ID addition ends up also enabling all
> > > the old code that Alan probably never ran in 3.11 because the driver
> > > didn't trigger on his machine.
> > 
> > So that is commit f6308b36c411dc5
> > "ACPI: Add BayTrail SoC GPIO and LPSS ACPI IDs"?
> > 
> > This seems to have been selected for -stable as well so the
> > problem will be spreading as distros start pushing stable kernel
> > updates :-(
> > 
> > That came in through the ACPI tree, Rafael do you want to
> > revert it if there is no better quickfix?
> 
> Yes, I'll push either a revert or a fix before the weekend.

OK, I haven't seen any fixes for this so far, so I'm queing up a revert of
commit f6308b36c411dc5 to be pushed later today.

Thanks!

-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/