drm/i915: Make shrink/unshrink be atomic

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Add an atomic counter and always take the spinlock around the pin/unpin
events, so that we can perform the list manipulation concurrently.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190910212204.17190-1-chris@chris-wilson.co.uk

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This commit is contained in:

Chris Wilson 2019-09-10 22:22:04 +01:00

parent 85dd14c291

commit 99013b1010

5 changed files with 26 additions and 17 deletions

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3

drivers/gpu/drm/i915/gem/i915_gem_domain.c

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1

drivers/gpu/drm/i915/gem/i915_gem_object_types.h

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1

drivers/gpu/drm/i915/gem/i915_gem_pages.c

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36

drivers/gpu/drm/i915/gem/i915_gem_shrinker.c

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2

drivers/gpu/drm/i915/gt/intel_context.c

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