linux-kernel - Re: [PATCH] Revert "firmware: qcom: qseecom: convert to using the TZ allocator"

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Message-ID: <ZqeP7CqEoC5iWAdL@hovoldconsulting.com>
Date: Mon, 29 Jul 2024 14:49:48 +0200
From: Johan Hovold <johan@...nel.org>
To: Bartosz Golaszewski <brgl@...ev.pl>
Cc: Johan Hovold <johan+linaro@...nel.org>,
	Maximilian Luz <luzmaximilian@...il.com>,
	Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konrad.dybcio@...aro.org>,
	Amirreza Zarrabi <quic_azarrabi@...cinc.com>,
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
	Elliot Berman <quic_eberman@...cinc.com>,
	linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
	regressions@...ts.linux.dev
Subject: Re: [PATCH] Revert "firmware: qcom: qseecom: convert to using the TZ
 allocator"

On Mon, Jul 29, 2024 at 02:35:39PM +0200, Bartosz Golaszewski wrote:
> > > On Mon, Jul 29, 2024 at 11:58 AM Johan Hovold <johan+linaro@...nel.org> wrote:
> > > >
> > > > This reverts commit 6612103ec35af6058bb85ab24dae28e119b3c055.
> > > >
> > > > Using the "TZ allocator" for qcseecom breaks efivars on machines like
> > > > the Lenovo ThinkPad X13s and x1e80100 CRD:
> > > >
> > > >         qcom_scm firmware:scm: qseecom: scm call failed with error -22

> How do you reproduce this on x1e?

Just boot 6.11-rc1 and you should see the above error (and there are no
variables under /sys/firmware/efi/efivars/).

Johan