With per-process address spaces in place, a rogue process submitting
bogus command streams can only hurt itself. There is no need to
validate the command stream before execution anymore.
Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
---
drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c
index 27a14a270a55..627c80ed63d8 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c
@@ -517,7 +517,8 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data,
if (ret)
goto err_submit_objects;
- if (!etnaviv_cmd_validate_one(gpu, stream, args->stream_size / 4,
+ if ((priv->mmu_global->version != ETNAVIV_IOMMU_V2) &&
+ !etnaviv_cmd_validate_one(gpu, stream, args->stream_size / 4,
relocs, args->nr_relocs)) {
ret = -EINVAL;
goto err_submit_objects;
--
2.20.1
_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/dri-devel
