[Intel-gfx] [PATCH 3/7] drm/i915: Cache ringbuffer GTT address

Chris Wilson chris at chris-wilson.co.uk
Mon Jan 11 06:31:51 PST 2016

On Mon, Jan 11, 2016 at 02:08:37PM +0000, Tvrtko Ursulin wrote:
> From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> Purpose is to avoid calling i915_gem_obj_ggtt_offset from the
> interrupt context without the big lock held.

No. Tracking the pinned VMA has none of these problems.

Chris Wilson, Intel Open Source Technology Centre

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