linux-kernel - Re: [PATCH 0/2] drm/dp_mst: Fix link address probing regressions

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Message-ID: <CADnq5_P_qA8eKoGxeLiGBQXyBT3eL61ghLt3F6ee0eRpbJzOeA@mail.gmail.com>
Date:   Mon, 9 Mar 2020 17:04:07 -0400
From:   Alex Deucher <alexdeucher@...il.com>
To:     Lyude Paul <lyude@...hat.com>
Cc:     Maling list - DRI developers <dri-devel@...ts.freedesktop.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...ux.ie>,
        David Francis <david.francis@....com>,
        LKML <linux-kernel@...r.kernel.org>,
        Alex Deucher <alexander.deucher@....com>,
        Mikita Lipski <mikita.lipski@....com>,
        Benjamin Gaignard <benjamin.gaignard@...com>
Subject: Re: [PATCH 0/2] drm/dp_mst: Fix link address probing regressions

On Fri, Mar 6, 2020 at 6:49 PM Lyude Paul <lyude@...hat.com> wrote:
>
> While fixing some regressions caused by introducing bandwidth checking
> into the DP MST atomic helpers, I realized there was another much more
> subtle regression that got introduced by a seemingly harmless patch to
> fix unused variable errors while compiling with W=1 (mentioned in patch
> 2). Basically, this regression makes it so sometimes link address
> appears to "hang". This patch series fixes it.

Series is:
Reviewed-by: Alex Deucher <alexander.deucher@....com>

>
> Lyude Paul (2):
>   drm/dp_mst: Make drm_dp_mst_dpcd_write() consistent with
>     drm_dp_dpcd_write()
>   drm/dp_mst: Fix drm_dp_check_mstb_guid() return code
>
>  drivers/gpu/drm/drm_dp_mst_topology.c | 24 +++++++++++++++---------
>  1 file changed, 15 insertions(+), 9 deletions(-)
>
> --
> 2.24.1
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

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