Re: Bisected regression: hang on i915 between 3.1.0-rc9 and 3.1.0

2011-11-29 Thread Meelis Roos
> > > 3.0 worked fine, 3.1-rc9 worked fine, I think -rc10 too. 3.1 release > > > hangs in random places while using X. > > Do you have VT-d enabled in the BIOS? Disabled VT-d in BIOS and 3.2-rc3 has been running stable since then. SO it seems to be the same problem. -- Meelis Roos (mr...@linu

Re: Bisected regression: hang on i915 between 3.1.0-rc9 and 3.1.0

2011-11-23 Thread Meelis Roos
> > Yes, VT-x and VT-d are both enabled from BIOS setup. > > Any reason for that? We've found all kinds of problems with DMAR enabled > on these machines that is only resolved by completely turning it > off. You might try with intel_iommu=off and make sure that's stable. Well, there is reason for

Re: Bisected regression: hang on i915 between 3.1.0-rc9 and 3.1.0

2011-11-22 Thread Keith Packard
On Wed, 23 Nov 2011 09:28:52 +0200 (EET), Meelis Roos wrote: > Yes, VT-x and VT-d are both enabled from BIOS setup. Any reason for that? We've found all kinds of problems with DMAR enabled on these machines that is only resolved by completely turning it off. You might try with intel_iommu=off an

Re: Bisected regression: hang on i915 between 3.1.0-rc9 and 3.1.0

2011-11-22 Thread Meelis Roos
> > > 3.0 worked fine, 3.1-rc9 worked fine, I think -rc10 too. 3.1 release > > > hangs in random places while using X. Also found out that 3.1-rc10 was already bad, will redo the bisect but it takes days sinc I'm not at the machine most of the time. > Do you have VT-d enabled in the BIOS? Yes,

Re: Bisected regression: hang on i915 between 3.1.0-rc9 and 3.1.0

2011-11-22 Thread Keith Packard
On Tue, 22 Nov 2011 13:08:06 +0200 (EET), Meelis Roos wrote: > > 3.0 worked fine, 3.1-rc9 worked fine, I think -rc10 too. 3.1 release > > hangs in random places while using X. Do you have VT-d enabled in the BIOS? -- keith.pack...@intel.com pgpDDQsjBrQss.pgp Description: PGP signature _

Re: Bisected regression: hang on i915 between 3.1.0-rc9 and 3.1.0

2011-11-22 Thread Daniel Vetter
On Tue, Nov 22, 2011 at 12:15:24PM +0200, Meelis Roos wrote: > 3.0 worked fine, 3.1-rc9 worked fine, I think -rc10 too. 3.1 release > hangs in random places while using X. > > Core i5 660, lspci below. Running 64-bit Debian unstable. > > lspci -nn > > 00:00.0 Host bridge [0600]: Intel Corporati