[Intel-gfx] [PATCH v2 1/4] drm/i915: Update object placement flags to be mutable

[Matthew Auld]

On Fri, 11 Jun 2021 at 15:55, Thomas Hellström
<thomas.hellstrom at linux.intel.com> wrote:
>
> The object ops i915_GEM_OBJECT_HAS_IOMEM and the object
> I915_BO_ALLOC_STRUCT_PAGE flags are considered immutable by
> much of our code. Introduce a new mem_flags member to hold these
> and make sure checks for these flags being set are either done
> under the object lock or with pages properly pinned. The flags
> will change during migration under the object lock.
>
> Signed-off-by: Thomas Hellström <thomas.hellstrom at linux.intel.com>
Reviewed-by: Matthew Auld <matthew.auld at intel.com>