>-----Original Message----- >From: Intel-gfx <[email protected]> On Behalf Of >Christian König >Sent: Thursday, July 7, 2022 6:25 AM >To: [email protected]; [email protected]; >[email protected]; [email protected] >Cc: Christian König <[email protected]> >Subject: [Intel-gfx] [PATCH 3/6] drm/nouveau: audit bo->resource usage > >Make sure we can at least move and release BOs without backing store. > >Signed-off-by: Christian König <[email protected]>
Reviewed-by: Michael J. Ruhl <[email protected]> M >--- > drivers/gpu/drm/nouveau/nouveau_bo.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > >diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c >b/drivers/gpu/drm/nouveau/nouveau_bo.c >index 92cd19021084..f83fb43b2e44 100644 >--- a/drivers/gpu/drm/nouveau/nouveau_bo.c >+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c >@@ -1006,7 +1006,8 @@ nouveau_bo_move(struct ttm_buffer_object *bo, >bool evict, > } > > /* Fake bo copy. */ >- if (old_reg->mem_type == TTM_PL_SYSTEM && !bo->ttm) { >+ if (!old_reg || (old_reg->mem_type == TTM_PL_SYSTEM && >+ !bo->ttm)) { > ttm_bo_move_null(bo, new_reg); > goto out; > } >-- >2.25.1
