linux-kernel - Re: [PATCH v2] firmware: qcom: uefisecapp: Fix memory related IO errors and crashes

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Date: Thu, 11 Apr 2024 20:27:24 -0500
From: Bjorn Andersson <andersson@...nel.org>
To: Maximilian Luz <luzmaximilian@...il.com>
Cc: Konrad Dybcio <konrad.dybcio@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	Johan Hovold <johan+linaro@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
	Guru Das Srinagesh <quic_gurus@...cinc.com>,
	Ard Biesheuvel <ardb@...nel.org>,
	linux-arm-msm@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	stable@...r.kernel.org
Subject: Re: [PATCH v2] firmware: qcom: uefisecapp: Fix memory related IO errors and crashes


On Sat, 06 Apr 2024 15:01:09 +0200, Maximilian Luz wrote:
> It turns out that while the QSEECOM APP_SEND command has specific fields
> for request and response buffers, uefisecapp expects them both to be in
> a single memory region. Failure to adhere to this has (so far) resulted
> in either no response being written to the response buffer (causing an
> EIO to be emitted down the line), the SCM call to fail with EINVAL
> (i.e., directly from TZ/firmware), or the device to be hard-reset.
> 
> [...]

Applied, thanks!

[1/1] firmware: qcom: uefisecapp: Fix memory related IO errors and crashes
      commit: ed09f81eeaa8f9265e1787282cb283f10285c259

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