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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2017-10-09 11:43:57 +0300 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2017-10-09 19:07:29 +0300 |
| commit | a65adaf8a834504a4acdc0deca7fa790771add8a (patch) | |
| tree | 00f5f373c9b4f975b605367891d89c07858938b8 /drivers/gpu/drm/i915/i915_gem_object.h | |
| parent | 3bd4073524fa1586435725ad45ff971a6c2b2537 (diff) | |
| download | linux-a65adaf8a834504a4acdc0deca7fa790771add8a.tar.xz | |
drm/i915: Track user GTT faulting per-vma
We don't wish to refault the entire object (other vma) when unbinding
one partial vma. To do this track which vma have been faulted into the
user's address space.
v2: Use a local vma_offset to tidy up a multiline unmap_mapping_range().
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20171009084401.29090-3-chris@chris-wilson.co.uk
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_object.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_object.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_object.h b/drivers/gpu/drm/i915/i915_gem_object.h index 956c911c2cbf..d67f1cbe842d 100644 --- a/drivers/gpu/drm/i915/i915_gem_object.h +++ b/drivers/gpu/drm/i915/i915_gem_object.h @@ -123,6 +123,7 @@ struct drm_i915_gem_object { /** * Whether the object is currently in the GGTT mmap. */ + unsigned int userfault_count; struct list_head userfault_link; struct list_head batch_pool_link; |