On Mon, Jan 16, 2012 at 1:41 AM, Matthew Garrett wrote: > 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 >> > >> > 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. Yes it work I suppose you need DSDT ? Join here > > -- > Matthew Garrett | mjg59@srcf.ucam.org