From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Thomas Renninger <trenn@suse.de>
Cc: Len Brown <lenb@kernel.org>, Zhao Yakui <yakui.zhao@intel.com>,
"Linux-acpi@vger.kernel.org" <Linux-acpi@vger.kernel.org>,
me@markdoughty.co.uk, ibm-acpi-devel@lists.sourceforge.net
Subject: Re: [PATCH] : ACPI : Use RSDT instead of XSDT by adding boot option of "acpi=rsdt"
Date: Mon, 12 Jan 2009 14:16:55 +0000 [thread overview]
Message-ID: <20090112141655.GA21052@srcf.ucam.org> (raw)
In-Reply-To: <200901121513.06126.trenn@suse.de>
On Mon, Jan 12, 2009 at 03:13:04PM +0100, Thomas Renninger wrote:
> On Friday 09 January 2009 13:34:16 Matthew Garrett wrote:
> > If you know of any machines that behave this way, I'd be
> > impressed - and it'll be far easier to dmi whitelist them than the other
> > way around.
> What do you mean with "easy"?
>
> 99.998% of all machines work fine with the current, spec conform
> implementation.
> There are the two ThinkPads for which the vendor admitted that the BIOS is
> broken which work better with the rsdt blacklisted.
Two Thinkpads, an entire range of HP workstations, how many others? We
have no idea which bugs are being triggered by this. Refusing to fix it
because we'll potentially break some machines that may not even exist is
not a sensible plan.
--
Matthew Garrett | mjg59@srcf.ucam.org
next prev parent reply other threads:[~2009-01-12 14:17 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-31 18:42 [PATCH] ACPI: EC: clean up tmp variable before reuse Alexey Starikovskiy
2008-11-03 8:02 ` Zhao Yakui
2008-11-03 8:24 ` [PATCH]: ACPI: Initialize EC global lock based on the return value of _GLK Zhao Yakui
2008-11-04 7:41 ` [PATCH]: ACPI Cleanup :Initialize EC global lock based on the return status Zhao Yakui
2008-11-04 8:05 ` Alexey Starikovskiy
2008-11-04 8:58 ` Rafael J. Wysocki
2008-11-04 9:21 ` Alexey Starikovskiy
2008-11-04 9:37 ` Zhao Yakui
2008-11-04 9:38 ` Alexey Starikovskiy
2008-11-05 1:05 ` Zhao Yakui
2008-11-05 7:24 ` Alexey Starikovskiy
2008-12-17 8:55 ` [PATCH] : ACPI : Use RSDT instead of XSDT by adding boot option of "acpi=rsdt" Zhao Yakui
2009-01-09 6:35 ` Len Brown
2009-01-09 10:54 ` Thomas Renninger
2009-01-09 10:59 ` Len Brown
2009-01-09 12:16 ` Thomas Renninger
2009-01-09 12:34 ` Matthew Garrett
2009-01-12 14:13 ` Thomas Renninger
2009-01-12 14:16 ` Matthew Garrett [this message]
2009-01-12 22:17 ` Thomas Renninger
2009-01-12 23:38 ` Matthew Garrett
2009-01-09 10:58 ` Blacklist known broken machines to use the rsdt and enabled Cstates on R40e Thomas Renninger
2009-01-09 10:58 ` [PATCH 1/2] Blacklist known broken machines (ThinkPad R40e and R50e) to use rsdt instead xsdt Thomas Renninger
2009-01-09 10:58 ` [PATCH 2/2] R40e using rsdt (previous patch) makes all Cstates work -> remove blacklisting Thomas Renninger
2008-12-30 4:01 ` [PATCH] : ACPI : Add the MWAIT C-state mask to avoid overflow Zhao Yakui
2009-01-04 4:04 ` Zhao Yakui
2009-01-09 6:28 ` Len Brown
2009-01-12 7:07 ` [PATCH] : ACPI : Use clocksource to get the C-state time instead of ACPI PM timer Zhao Yakui
2009-01-12 7:58 ` Rafael J. Wysocki
2009-01-12 9:31 ` Zhao Yakui
2009-01-12 12:27 ` Rafael J. Wysocki
2009-01-12 9:39 ` Zhao Yakui
2009-01-12 22:09 ` Pallipadi, Venkatesh
2009-01-13 1:26 ` Zhao Yakui
2009-01-13 1:42 ` Zhao Yakui
2009-01-13 3:50 ` [RESEND] " Zhao Yakui
2009-01-20 2:52 ` Len Brown
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