linux-kernel - Re: [PATCH 2/3] memory: mtk-smi: Add enable IOMMU SMC command for MM master

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>] [day] [month] [year] [list]

Message-ID: <576bcc5b-0587-1059-961c-4e35bbfcf392@linaro.org>
Date:   Sat, 23 Jul 2022 19:33:52 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     "Chengci.Xu" <chengci.xu@...iatek.com>,
        Yong Wu <yong.wu@...iatek.com>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH 2/3] memory: mtk-smi: Add enable IOMMU SMC command for MM
 master

On 23/07/2022 05:19, Chengci.Xu wrote:
> For concerns about security, the register to enable/disable IOMMU of
> SMI LARB should only be configured in secure world. Thus, we add some
> SMC command for multimedia master to enable/disable MM IOMMU in ATF by
> setting the register of SMI LARB. This function is prepared for MT8188.

Could you not Cc non-existing email addresses? It causes annoying
bounces every time I deal with Mediatek:

 550 Relaying mail to srv_heupstream@...iatek.com is not allowed


Best regards,
Krzysztof