drm/nouveau/fb/gf100-: zero mmu debug buffers

These are used for accesses to sparse mappings, and we want reads of
such mappings to return 0.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c
index 3841ad6be99e..a239e73562c8 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c
@@ -60,12 +60,12 @@ gf100_fb_oneinit(struct nvkm_fb *base)
         size = min(size, 0x1000);
 
         ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, size, 0x1000,
-                              false, &fb->base.mmu_rd);
+                              true, &fb->base.mmu_rd);
         if (ret)
                 return ret;
 
         ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, size, 0x1000,
-                              false, &fb->base.mmu_wr);
+                              true, &fb->base.mmu_wr);
         if (ret)
                 return ret;