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From: Matthew Garrett <mjg59@srcf.ucam.org>
To: bastien ROUCARIES <roucaries.bastien@gmail.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>,
	"H. Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@elte.hu>,
	Thomas Gleixner <tglx@linutronix.de>,
	LKML <linux-kernel@vger.kernel.org>,
	x86@kernel.org
Subject: Re: [PATCH] x86 / reboot: Blacklist Dell OptiPlex 990 known to require PCI reboot
Date: Mon, 16 Jan 2012 00:41:10 +0000	[thread overview]
Message-ID: <20120116004110.GA21240@srcf.ucam.org> (raw)
In-Reply-To: <201201091700.09318.roucaries.bastien@gmail.com>

On Mon, Jan 09, 2012 at 05:00:08PM +0100, bastien ROUCARIES wrote:
> Le Wednesday 16 November 2011 00:19:51, Rafael J. Wysocki a écrit :
> > From: Rafael J. Wysocki <rjw@sisk.pl>
> > 
> > Dell OptiPlex 990 is known to require PCI reboot, so add it to the reboot
> > blacklist in pci_reboot_dmi_table[].
> 
> 
> Sorry to hi jack this thread but it seems that dell made the same crap with my precision T1600. See 
> http://www.centos.org/modules/newbb/print.php?form=1&topic_id=32948&forum=55&order=ASC&start=0
> or
> https://bugzilla.redhat.com/show_bug.cgi?id=698239

Does it work if you disable VT-d in the firmware? If so, then adding it 
to the reboot method blacklist is the wrong fix - we need to figure out 
why VT-d interferes with Dell's reboot code.

-- 
Matthew Garrett | mjg59@srcf.ucam.org

  parent reply	other threads:[~2012-01-16  0:41 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-15 23:19 [PATCH] x86 / reboot: Blacklist Dell OptiPlex 990 known to require PCI reboot Rafael J. Wysocki
2011-12-05 13:25 ` [tip:x86/urgent] x86/reboot: " tip-bot for Rafael J. Wysocki
2012-01-09 16:00 ` [PATCH] x86 / reboot: " bastien ROUCARIES
2012-01-09 21:53   ` Rafael J. Wysocki
2012-01-10 16:28     ` Bastien ROUCARIES
2012-01-16  0:41   ` Matthew Garrett [this message]
2012-01-16 11:27     ` Bastien ROUCARIES
2012-01-16 11:35       ` Bastien ROUCARIES
2012-01-16 19:21       ` H. Peter Anvin
2012-01-23 10:28         ` Bastien ROUCARIES
2012-01-31  9:49           ` Bastien ROUCARIES
2012-01-31 12:15             ` [VT-d reboot problems] " Ingo Molnar
2012-02-14 18:17               ` Bastien ROUCARIES

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