linux-kernel - Re: [PATCH 0/3] Revert panel fixes and original buggy patch

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Message-ID: <20231127232542.GB25590@pendragon.ideasonboard.com>
Date:   Tue, 28 Nov 2023 01:25:42 +0200
From:   Laurent Pinchart <laurent.pinchart@...asonboard.com>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     Liu Ying <victor.liu@....com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Andrzej Hajda <andrzej.hajda@...el.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Robert Foss <rfoss@...nel.org>,
        Jonas Karlman <jonas@...boo.se>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH 0/3] Revert panel fixes and original buggy patch

Hi Linus,

On Tue, Nov 28, 2023 at 12:10:18AM +0100, Linus Walleij wrote:
> This series reverts the attempts to fix the bug that went
> into v6.7-rc1 in commit 199cf07ebd2b
> "drm/bridge: panel: Add a device link between drm device and panel device"
> and then it reverts that patch as well.
> 
> Signed-off-by: Linus Walleij <linus.walleij@...aro.org>
> ---
> Linus Walleij (3):
>       Revert "driver core: Export device_is_dependent() to modules"
>       Revert "drm/bridge: panel: Check device dependency before managing device link"
>       Revert "drm/bridge: panel: Add a device link between drm device and panel device"

To preserve bisectability, you should revert in the opposite order.

> 
>  drivers/base/core.c            |  1 -
>  drivers/gpu/drm/bridge/panel.c | 26 --------------------------
>  2 files changed, 27 deletions(-)
> ---
> base-commit: 95ba893c9f4feb836ddce627efd0bb6af6667031
> change-id: 20231127-revert-panel-fix-e4da3e11e7a4

-- 
Regards,

Laurent Pinchart