ppgt 28 drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c nvkm_vmm_pt_del(struct nvkm_vmm_pt **ppgt) ppgt 30 drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c struct nvkm_vmm_pt *pgt = *ppgt; ppgt 34 drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c *ppgt = NULL;