drm/i915: Drop obj.page_pin_count after a failed vma->set_pages()

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Before we attempt to set_pages on the vma, we claim a
obj.pages_pin_count for it. If we subsequently fail to set the pages on
the vma, we need to drop our pinning before returning the error.

Reported-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191015093915.3995-1-chris@chris-wilson.co.uk

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Chris Wilson 2019-10-15 10:39:15 +01:00

parent fa41d6ee90

commit 56184a20a8

1 changed files with 4 additions and 1 deletions

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drivers/gpu/drm/i915/i915_vma.c

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