]> Git Repo - linux.git/commit - drivers/gpu/drm/i915/i915_gem_gtt.c
drm/i915: Remove bitmap tracking for used-pml4
authorChris Wilson <[email protected]>
Wed, 15 Feb 2017 08:43:49 +0000 (08:43 +0000)
committerChris Wilson <[email protected]>
Wed, 15 Feb 2017 10:07:28 +0000 (10:07 +0000)
commitc5d092a4293fa33559d5464c5bd58a2e3a44d6d7
treebdfb4cd48fb0abf84585aa02a87a0d25ab8b72ce
parente2b763caa6eb68ea56918ee6f79b40b82bdcf7c9
drm/i915: Remove bitmap tracking for used-pml4

We only operate on known extents (both for alloc/clear) and so we can use
both the knowledge of the bind/unbind range along with the knowledge of
the existing pagetable to avoid having to allocate temporary and
auxiliary bitmaps.

Signed-off-by: Chris Wilson <[email protected]>
Reviewed-by: Matthew Auld <[email protected]>
Link: http://patchwork.freedesktop.org/patch/msgid/[email protected]
drivers/gpu/drm/i915/i915_gem_gtt.c
drivers/gpu/drm/i915/i915_gem_gtt.h
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