linux-kernel - Re: [PATCH] Revert "arm64: dts: qcom: sdm845: Affirm IDR0.CCTW on apps

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Message-ID: <174106137700.690572.13341685389729259019.b4-ty@kernel.org>
Date: Mon,  3 Mar 2025 22:09:39 -0600
From: Bjorn Andersson <andersson@...nel.org>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Konrad Dybcio <konradybcio@...nel.org>
Cc: Marijn Suijten <marijn.suijten@...ainline.org>,
	Konrad Dybcio <quic_kdybcio@...cinc.com>,
	linux-arm-msm@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Konrad Dybcio <konrad.dybcio@....qualcomm.com>,
	Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Subject: Re: [PATCH] Revert "arm64: dts: qcom: sdm845: Affirm IDR0.CCTW on apps_smmu"


On Tue, 25 Feb 2025 14:44:40 +0100, Konrad Dybcio wrote:
> There are reports that the pagetable walker cache coherency is not a
> given across the spectrum of SDM845/850 devices, leading to lock-ups
> and resets. It works fine on some devices (like the Dragonboard 845c,
> but not so much on the Lenovo Yoga C630).
> 
> This unfortunately looks like a fluke in firmware development, where
> likely somewhere in the vast hypervisor stack, a change to accommodate
> for this was only introduced after the initial software release (which
> often serves as a baseline for products).
> 
> [...]

Applied, thanks!

[1/1] Revert "arm64: dts: qcom: sdm845: Affirm IDR0.CCTW on apps_smmu"
      commit: f00db31d235946853fb430de8c6aa1295efc8353

Best regards,
-- 
Bjorn Andersson <andersson@...nel.org>