diff options
| -rw-r--r-- | drivers/gpu/drm/v3d/v3d_gem.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/v3d/v3d_gem.c b/drivers/gpu/drm/v3d/v3d_gem.c index 06525ea9ec50..803f31467ec1 100644 --- a/drivers/gpu/drm/v3d/v3d_gem.c +++ b/drivers/gpu/drm/v3d/v3d_gem.c @@ -171,11 +171,15 @@ v3d_invalidate_slices(struct v3d_dev *v3d, int core) void v3d_invalidate_caches(struct v3d_dev *v3d) { + /* Invalidate the caches from the outside in. That way if + * another CL's concurrent use of nearby memory were to pull + * an invalidated cacheline back in, we wouldn't leave stale + * data in the inner cache. + */ v3d_flush_l3(v3d); - v3d_invalidate_l2c(v3d, 0); - v3d_invalidate_slices(v3d, 0); v3d_flush_l2t(v3d, 0); + v3d_invalidate_slices(v3d, 0); } static void |