linux-kernel - Re: [v3, PATCH] drm/mediatek: add dma buffer control for drm plane disable

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <7a651e39-aab6-1723-c28f-756756ae74e3@collabora.com>
Date:   Mon, 20 Mar 2023 10:23:33 +0100
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Yongqiang Niu <yongqiang.niu@...iatek.com>,
        Chun-Kuang Hu <chunkuang.hu@...nel.org>,
        CK Hu <ck.hu@...iatek.com>,
        Philipp Zabel <p.zabel@...gutronix.de>
Cc:     David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Maxime Ripard <maxime@...no.tech>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        dri-devel@...ts.freedesktop.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-media@...r.kernel.org,
        linaro-mm-sig@...ts.linaro.org,
        Project_Global_Chrome_Upstream_Group@...iatek.com,
        Hsin-Yi Wang <hsinyi@...omium.org>
Subject: Re: [v3, PATCH] drm/mediatek: add dma buffer control for drm plane
 disable

Il 20/03/23 04:04, Yongqiang Niu ha scritto:
> Fixes: 41016fe1028e4 (drm: Rename plane->state variables in atomic update and disable)
> dma buffer release before overlay disable, that will cause
> m4u translation fault warning.
> 
> add dma buffer control flow in mediatek driver:
> get dma buffer when drm plane disable
> put dma buffer when overlay really disable
> 

The Fixes tag currently has wrong format, and it goes here, not at the beginning;
Please fix.

P.S. The right format is:
Fixes: commitid ("commit title")

> Signed-off-by: Yongqiang Niu <yongqiang.niu@...iatek.com>


Regards,
Angelo