drm/radeon: add userptr flag to limit it to anonymous memory v2

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / radeon / radeon_gem.c

diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c
index 993ab223b5032e216c54adece36b8cf8ee3f06fd..032736b429bfcbf822d4278c6caa573a4e173d61 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_gem.c
+++ b/drivers/gpu/drm/radeon/radeon_gem.c
@@ -290,7 +290,8 @@ int radeon_gem_userptr_ioctl(struct drm_device *dev, void *data,
                return -EACCES;
 
        /* reject unknown flag values */
-       if (args->flags & ~RADEON_GEM_USERPTR_READONLY)
+       if (args->flags & ~(RADEON_GEM_USERPTR_READONLY |
+           RADEON_GEM_USERPTR_ANONONLY))
                return -EINVAL;
 
        /* readonly pages not tested on older hardware */