drm_pagemap_acquire_owner
EXPORT_SYMBOL(drm_pagemap_acquire_owner);
err = drm_pagemap_acquire_owner(&xpagemap->peer, &xe_owner_list,
err = drm_pagemap_acquire_owner(&vm->svm.peer, &xe_owner_list,
int drm_pagemap_acquire_owner(struct drm_pagemap_peer *peer,