drm/msm: Support evicting GEM objects to swap

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Now that tracking is wired up for potentially evictable GEM objects,
wire up shrinker and the remaining GEM bits for unpinning backing pages
of inactive objects.

Disabled by default for now, with an 'enable_eviction' module param to
enable so that we can get some more testing on the range of generations
(and iommu pairings) supported.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Link: https://lore.kernel.org/r/20210405174532.1441497-9-robdclark@gmail.com
Signed-off-by: Rob Clark <robdclark@chromium.org>

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This commit is contained in:

Rob Clark 2021-04-05 10:45:31 -07:00

parent 81d4d597d4

commit 63f17ef834

3 changed files with 75 additions and 1 deletions

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23

drivers/gpu/drm/msm/msm_gem.c

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40

drivers/gpu/drm/msm/msm_gem_shrinker.c

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13

drivers/gpu/drm/msm/msm_gpu_trace.h

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