Am 31.05.21 um 13:30 schrieb Lang Yu:
If a BO's backing store is temporary GTT memory, we should move it in BO validation. v2: move the check outside of for loop Signed-off-by: Lang Yu <Lang.Yu@xxxxxxx>
In general those patches now have my rb, but let me add some more documentation to them to better explain why we do this.
Thanks, Christian.
--- drivers/gpu/drm/ttm/ttm_bo.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index c32a37d0a460..1802fc77cfcb 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -938,6 +938,9 @@ static bool ttm_bo_places_compat(const struct ttm_place *places, { unsigned i;+ if (mem->placement & TTM_PL_FLAG_TEMPORARY)+ return false; + for (i = 0; i < num_placement; i++) { const struct ttm_place *heap = &places[i];
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