Re: Patch "arm64: dts: qcom: msm8916: Add CPU ACC and SAW/SPM" has been added to the 5.15-stable tree

Re: Patch "arm64: dts: qcom: msm8916: Add CPU ACC and SAW/SPM" has been added to the 5.15-stable tree

[Stephan Gerhold]

Hi Sasha,

On Sun, Nov 21, 2021 at 06:04:14PM -0500, Sasha Levin wrote:
> This is a note to let you know that I've just added the patch titled
> 
>     arm64: dts: qcom: msm8916: Add CPU ACC and SAW/SPM
> 
> to the 5.15-stable tree which can be found at:
>     http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
> 
> The filename of the patch is:
>      arm64-dts-qcom-msm8916-add-cpu-acc-and-saw-spm.patch
> and it can be found in the queue-5.15 subdirectory.
> 
> If you, or anyone else, feels it should not be added to the stable tree,
> please let <stable@vger.kernel.org> know about it.
> 

Did you forget to drop this patch? :)

You mentioned that you did [1] (since I replied that this patch is not
useful without other changes in 5.16), but apparently not. ;)

Thanks,
Stephan

[1]: https://lore.kernel.org/stable/YY5veYUpixJn9Q92@sashalap/

> 
> commit 4b41a4624fb79b1745e888594425ec592946fb80
> Author: Stephan Gerhold <stephan@gerhold.net>
> Date:   Mon Oct 4 22:49:53 2021 +0200
> 
>     arm64: dts: qcom: msm8916: Add CPU ACC and SAW/SPM
>     
>     [ Upstream commit a22f9a766e1dc61f8f6ee2edfe83d4d23d78e059 ]
>     
>     Add the device tree nodes necessary for SMP bring-up and cpuidle
>     without PSCI on ARM32. The hardware is typically controlled by the
>     PSCI implementation in the TrustZone firmware and is therefore marked
>     as status = "reserved" by default (from the device tree specification):
>     
>       "Indicates that the device is operational, but should not be used.
>        Typically this is used for devices that are controlled by another
>        software component, such as platform firmware."
>     
>     Since this is part of the MSM8916 SoC it should be added to msm8916.dtsi
>     but in practice these nodes should only get enabled via an extra include
>     on ARM32.
>     
>     This is necessary for some devices with signed firmware which is missing
>     both ARM64 and PSCI support and can therefore only boot ARM32 kernels.
>     
>     Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
>     Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
>     Link: https://lore.kernel.org/r/20211004204955.21077-13-stephan@gerhold.net
>     Signed-off-by: Sasha Levin <sashal@kernel.org>
> 
> ...

Re: Patch "arm64: dts: qcom: msm8916: Add CPU ACC and SAW/SPM" has been added to the 5.15-stable tree

[Greg KH]

On Tue, Nov 23, 2021 at 02:14:04PM +0100, Stephan Gerhold wrote:
> Hi Sasha,
> 
> On Sun, Nov 21, 2021 at 06:04:14PM -0500, Sasha Levin wrote:
> > This is a note to let you know that I've just added the patch titled
> > 
> >     arm64: dts: qcom: msm8916: Add CPU ACC and SAW/SPM
> > 
> > to the 5.15-stable tree which can be found at:
> >     http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
> > 
> > The filename of the patch is:
> >      arm64-dts-qcom-msm8916-add-cpu-acc-and-saw-spm.patch
> > and it can be found in the queue-5.15 subdirectory.
> > 
> > If you, or anyone else, feels it should not be added to the stable tree,
> > please let <stable@vger.kernel.org> know about it.
> > 
> 
> Did you forget to drop this patch? :)
> 
> You mentioned that you did [1] (since I replied that this patch is not
> useful without other changes in 5.16), but apparently not. ;)

I've deleted it now from 5.15 and 5.10 queues.

thanks,

greg k-h