Re: [Intel-gfx] [PATCH 39/48] drm/i915: Do not allow buffers at offset 0

2013-12-18 Thread Daniel Vetter
On Thu, Dec 12, 2013 at 10:59:03AM +, Chris Wilson wrote: > On Fri, Dec 06, 2013 at 02:11:24PM -0800, Ben Widawsky wrote: > > This is primarily a band aid for an unexplainable error in > > gem_reloc_vs_gpu/forked-faulting-reloc-thrashing. Essentially as soon as > > a relocated buffer (which had

Re: [Intel-gfx] [PATCH 39/48] drm/i915: Do not allow buffers at offset 0

2013-12-12 Thread Chris Wilson
On Fri, Dec 06, 2013 at 02:11:24PM -0800, Ben Widawsky wrote: > This is primarily a band aid for an unexplainable error in > gem_reloc_vs_gpu/forked-faulting-reloc-thrashing. Essentially as soon as > a relocated buffer (which had a non-zero presumed offset) moved to > offset 0, something goes bad.

[Intel-gfx] [PATCH 39/48] drm/i915: Do not allow buffers at offset 0

2013-12-06 Thread Ben Widawsky
This is primarily a band aid for an unexplainable error in gem_reloc_vs_gpu/forked-faulting-reloc-thrashing. Essentially as soon as a relocated buffer (which had a non-zero presumed offset) moved to offset 0, something goes bad. Since I have been unable to solve this, and potentially this is a good

[Intel-gfx] [PATCH 39/48] drm/i915: Do not allow buffers at offset 0

2013-12-06 Thread Ben Widawsky
This is primarily a band aid for an unexplainable error in gem_reloc_vs_gpu/forked-faulting-reloc-thrashing. Essentially as soon as a relocated buffer (which had a non-zero presumed offset) moved to offset 0, something goes bad. Since I have been unable to solve this, and potentially this is a good