Re: [Intel-gfx] [PATCH 0/8] drm/i915: Migrate memory to SMEM when imported cross-device (v8)

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On Mon, 26 Jul 2021 at 16:11, Jason Ekstrand <jason@xxxxxxxxxxxxxx> wrote:
>
> On Mon, Jul 26, 2021 at 3:12 AM Matthew Auld
> <matthew.william.auld@xxxxxxxxx> wrote:
> >
> > On Fri, 23 Jul 2021 at 18:21, Jason Ekstrand <jason@xxxxxxxxxxxxxx> wrote:
> > >
> > > This patch series fixes an issue with discrete graphics on Intel where we
> > > allowed dma-buf import while leaving the object in local memory.  This
> > > breaks down pretty badly if the import happened on a different physical
> > > device.
> > >
> > > v7:
> > >  - Drop "drm/i915/gem/ttm: Place new BOs in the requested region"
> > >  - Add a new "drm/i915/gem: Call i915_gem_flush_free_objects() in i915_gem_dumb_create()"
> > >  - Misc. review feedback from Matthew Auld
> > > v8:
> > >  - Misc. review feedback from Matthew Auld
> > > v9:
> > >  - Replace the i915/ttm patch with two that are hopefully more correct
> > >
> > > Jason Ekstrand (6):
> > >   drm/i915/gem: Check object_can_migrate from object_migrate
> > >   drm/i915/gem: Refactor placement setup for i915_gem_object_create*
> > >     (v2)
> > >   drm/i915/gem: Call i915_gem_flush_free_objects() in
> > >     i915_gem_dumb_create()
> > >   drm/i915/gem: Unify user object creation (v3)
> > >   drm/i915/gem/ttm: Only call __i915_gem_object_set_pages if needed
> > >   drm/i915/gem: Always call obj->ops->migrate unless can_migrate fails
> > >
> > > Thomas Hellström (2):
> > >   drm/i915/gem: Correct the locking and pin pattern for dma-buf (v8)
> > >   drm/i915/gem: Migrate to system at dma-buf attach time (v7)
> >
> > Should I push the series?
>
> Yes, please.  Do we have a solid testing plan for things like this
> that touch discrete?  I tested with mesa+glxgears on my DG1 but
> haven't run anything more stressful.

I think all we really have are the migration related selftests, and CI
is not even running them on DG1 due to other breakage. Assuming you
ran these locally, I think we just merge the series?

>
> --Jason
>
>
> > >
> > >  drivers/gpu/drm/i915/gem/i915_gem_create.c    | 177 ++++++++--------
> > >  drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c    |  58 ++++--
> > >  drivers/gpu/drm/i915/gem/i915_gem_object.c    |  20 +-
> > >  drivers/gpu/drm/i915/gem/i915_gem_object.h    |   4 +
> > >  drivers/gpu/drm/i915/gem/i915_gem_ttm.c       |  13 +-
> > >  .../drm/i915/gem/selftests/i915_gem_dmabuf.c  | 190 +++++++++++++++++-
> > >  .../drm/i915/gem/selftests/i915_gem_migrate.c |  15 --
> > >  7 files changed, 341 insertions(+), 136 deletions(-)
> > >
> > > --
> > > 2.31.1
> > >
> > > _______________________________________________
> > > Intel-gfx mailing list
> > > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> > > https://lists.freedesktop.org/mailman/listinfo/intel-gfx




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