On Fri, Mar 15, 2013 at 04:37:56PM +0100, Jiri Kosina wrote: > On Fri, 15 Mar 2013, Greg KH wrote: > > > > > I have the same problem on my Lenovo T500. I think the graphics card is > > > > involved. > > > > > > > > This laptop has "hybrid graphics" - one Intel GMA 4500MHD and one ATI > > > > Mobility Radeon HD 3650. When I boot with the Intel card, I get "irq 16: > > > > nobody cared" during boot, not when I boot with the ATI card. > > > > > > Confirming this. After a lot of hassle, I have bisected this reliably to > > > > > > commit 28c70f162a315bdcfbe0bf940a740ef8bfb918d6 > > > Author: Daniel Vetter <daniel.vetter@xxxxxxxx> > > > Date: Sat Dec 1 13:53:45 2012 +0100 > > > > > > drm/i915: use the gmbus irq for waits > > > > > > Adding Daniel, Imre and Daniel to CC while I will try to figure out what's > > > happening in parallel. > > > > Wasn't this fixed by the merge from David > > (2cc79544bd0aabb4b3cf467ead5df526d9134c64)? > > Why do you think it should, please? The line: - Fix PCH irq handling race which resulted in missed gmbus/dp aux irqs and subsequent fallout (Paulo) > (I am seeing this with a2362d247 still). Ok, I guess it isn't still fixed properly, just was guessing :) greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html