Hi Daniel, what's your plan for this patch set? I'd need this patch for the udl shmem cleanup. Best regards Thomas Am 11.05.20 um 11:35 schrieb Daniel Vetter: > Currently this seems to work by converting the sgt into a pages array, > and then treating it like a native object. Do the right thing and > redirect mmap to the exporter. > > With this nothing is calling get_pages anymore on imported dma-buf, > and we can start to remove the use of the ->pages array for that case. > > v2: Rebase > > Cc: Gerd Hoffmann <kraxel@xxxxxxxxxx> > Cc: Rob Herring <robh@xxxxxxxxxx> > Cc: Noralf Trønnes <noralf@xxxxxxxxxxx> > Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx> > --- > drivers/gpu/drm/drm_gem_shmem_helper.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c > index b9cba5cc61c3..117a7841e284 100644 > --- a/drivers/gpu/drm/drm_gem_shmem_helper.c > +++ b/drivers/gpu/drm/drm_gem_shmem_helper.c > @@ -551,6 +551,9 @@ int drm_gem_shmem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma) > /* Remove the fake offset */ > vma->vm_pgoff -= drm_vma_node_start(&obj->vma_node); > > + if (obj->import_attach) > + return dma_buf_mmap(obj->dma_buf, vma, 0); > + > shmem = to_drm_gem_shmem_obj(obj); > > ret = drm_gem_shmem_get_pages(shmem); > -- Thomas Zimmermann Graphics Driver Developer SUSE Software Solutions Germany GmbH Maxfeldstr. 5, 90409 Nürnberg, Germany (HRB 36809, AG Nürnberg) Geschäftsführer: Felix Imendörffer
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