The previous commit 'commit 8d4ba9fc1c6c ("drm/i915/selftests: Pick correct caching mode.")' was not complete as for non LLC sharing platforms cpu read can happen from LLC which probably doesn't have the latest changes made by GPU.
Cc: Andi Shyti <andi.sh...@linux.intel.com> Cc: Janusz Krzysztofik <janusz.krzyszto...@linux.intel.com> Cc: Jonathan Cavitt <jonathan.cav...@intel.com> Signed-off-by: Nirmoy Das <nirmoy....@intel.com> --- drivers/gpu/drm/i915/gem/selftests/i915_gem_dmabuf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/gem/selftests/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/gem/selftests/i915_gem_dmabuf.c index 65a931ea80e9..3527b8f446fe 100644 --- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_dmabuf.c @@ -196,7 +196,7 @@ static int verify_access(struct drm_i915_private *i915, if (err) goto out_file; - mode = intel_gt_coherent_map_type(to_gt(i915), native_obj, true); + mode = intel_gt_coherent_map_type(to_gt(i915), native_obj, false); vaddr = i915_gem_object_pin_map_unlocked(native_obj, mode); if (IS_ERR(vaddr)) { err = PTR_ERR(vaddr); -- 2.42.0