Re: [PATCH v5 7/7] drm/i915: Expose RPCS (SSEU) configuration to userspace

Lionel Landwerlin <lionel.g.landwerlin@xxxxxxxxx> · Tue, 22 May 2018 17:11:30 +0100



    On 21/05/18 17:00, Tvrtko Ursulin
      wrote:

    
            +
            

            +    /* Queue this switch after all other activity */
            

            +    list_for_each_entry(timeline,
            &dev_priv->gt.timelines, link) {
            

      This can iterate over gt.active_rings for a shorter walk. See
      current state of engine_has_idle_kernel_context.
      

    For some reason, iterating over gt.active_rings will trigger an
      invalid memory access :|
    Not sure what's wrong here...

    
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