linux-kernel - Re: [PATCH] arm64: dts: qcom: sdm845-db845c: Mark cont splash memory region as reserved

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Message-ID: <b2307e91-3373-539a-ecfb-e2542b9f83db@linaro.org>
Date:   Thu, 9 Feb 2023 11:03:33 +0000
From:   Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To:     Amit Pundir <amit.pundir@...aro.org>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc:     Konrad Dybcio <konrad.dybcio@...aro.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Caleb Connolly <caleb.connolly@...aro.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        dt <devicetree@...r.kernel.org>,
        lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] arm64: dts: qcom: sdm845-db845c: Mark cont splash memory
 region as reserved

On 09/02/2023 09:05, Amit Pundir wrote:
> Hi, So what is the verdict on this patch?
> 
> I submitted this fix to make sure UFS don't map and crash on it, which
> I have seen happening occassionaly on db845c and Caleb reported
> similar issues on his sdm845 device iirc. I should have probably put
> that in my commit message as well.
> 
> Regards,
> Amit Pundir

So the memory _is_ being used by ... continuous splash on an Android 
image, i.e. your Android ? limited to Android - image continues on with 
the splash but other blocks erroneously reuse the memory then, UFS as an 
example ?

---
bod