Re: [Intel-gfx] [PATCH 16/16] drm/i915: Get the error state over the wire (HACKish)

2014-07-04 Thread Chris Wilson
On Tue, Jul 01, 2014 at 11:17:51AM -0700, Ben Widawsky wrote: I was dealing with a bug recently where the system would hard hang somewhere between hangcheck and reset. There was time after error collection to actually get my error state out, but I couldn't get the reads to work. This patch

[Intel-gfx] [PATCH 16/16] drm/i915: Get the error state over the wire (HACKish)

2014-07-01 Thread Ben Widawsky
I was dealing with a bug recently where the system would hard hang somewhere between hangcheck and reset. There was time after error collection to actually get my error state out, but I couldn't get the reads to work. This patch is also useful for when reset kills the machine, and you want to