[Intel-gfx] [PATCH] drm/i915: Correctly terminate connector iteration

[Chris Wilson]

Quoting Ville Syrjala (2020-02-21 15:43:10)
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> One should use drm_connector_list_iter_end() rather than
> drm_connector_list_iter_begin() to terminate the connector
> iteration.
> 
> Cc: Manasi Navare <manasi.d.navare at intel.com>
> Cc: Uma Shankar <uma.shankar at intel.com>
> Closes: https://gitlab.freedesktop.org/drm/intel/issues/1278
> Fixes: e24bcd34c1dd ("drm/i915/dp: Add all tiled and port sync conns to modeset")
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---
>  drivers/gpu/drm/i915/display/intel_dp.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
> index 0660b8c333ac..7e8280fc62ba 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp.c
> @@ -6622,7 +6622,7 @@ static int intel_modeset_tile_group(struct intel_atomic_state *state,
>                 if (ret)
>                         break;
>         }
> -       drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
> +       drm_connector_list_iter_end(&conn_iter);

Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>

How did this escape lockdep? I wonder.
-Chris