linux-hardening - Re: [PATCH v3 11/18] arm64: dts: qcom: sm8450: Add Qualcomm ramoops minidump node

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Message-ID: <a7f0b4e6-0594-024a-b416-fe778eee16fe@linaro.org>
Date:   Thu, 4 May 2023 13:26:46 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Mukesh Ojha <quic_mojha@...cinc.com>, agross@...nel.org,
        andersson@...nel.org, konrad.dybcio@...aro.org, corbet@....net,
        keescook@...omium.org, tony.luck@...el.com, gpiccoli@...lia.com,
        catalin.marinas@....com, will@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, robh+dt@...nel.org,
        linus.walleij@...aro.org, linux-gpio@...r.kernel.org,
        srinivas.kandagatla@...aro.org
Cc:     linux-arm-msm@...r.kernel.org, linux-remoteproc@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-doc@...r.kernel.org
Subject: Re: [PATCH v3 11/18] arm64: dts: qcom: sm8450: Add Qualcomm ramoops
 minidump node

On 03/05/2023 19:02, Mukesh Ojha wrote:
> This enable dynamic reserve memory for Qualcomm ramoops device,
> Which will used to save ramoops frontend data and this region
> gets dumped on crash via Qualcomm's minidump infrastructure.
> qcom_pstore_minidump is the associated driver for this node.
> 
> Signed-off-by: Mukesh Ojha <quic_mojha@...cinc.com>
> ---
>  arch/arm64/boot/dts/qcom/sm8450.dtsi | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
> index 595533a..92d023f 100644
> --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
> @@ -614,6 +614,17 @@
>  			reg = <0x0 0xed900000 0x0 0x3b00000>;
>  			no-map;
>  		};
> +
> +		qcom_ramoops_md_region:qcom_ramoops_md {

No underscores in node names. Didn't we talk about this?

Best regards,
Krzysztof