linux-kernel - Re: [PATCH 1/9] arm64/sysreg: Add definitions for immediate versions of MSR ALLINT

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Message-ID: <5d06c9d8-a903-4cd9-be08-d7681e7928be@sirena.org.uk>
Date: Tue, 9 Apr 2024 13:28:42 +0100
From: Mark Brown <broonie@...nel.org>
To: Liao Chang <liaochang1@...wei.com>
Cc: catalin.marinas@....com, will@...nel.org, maz@...nel.org,
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Subject: Re: [PATCH 1/9] arm64/sysreg: Add definitions for immediate versions
 of MSR ALLINT

On Tue, Apr 09, 2024 at 01:23:36AM +0000, Liao Chang wrote:
> From: Mark Brown <broonie@...nel.org>
> 
> Encodings are provided for ALLINT which allow setting of ALLINT.ALLINT
> using an immediate rather than requiring that a register be loaded with
> the value to write. Since these don't currently fit within the scheme we
> have for sysreg generation add manual encodings like we currently do for
> other similar registers such as SVCR.
> 
> Since it is required that these immediate versions be encoded with xzr
> as the source register provide asm wrapper which ensure this is the
> case.
> 
> Signed-off-by: Mark Brown <broonie@...nel.org>
> ---
>  arch/arm64/include/asm/nmi.h    | 27 +++++++++++++++++++++++++++

You've not provided a Signed-off-by for this so people can't do anything
with it, please see Documentation/process/submitting-patches.rst for
details on what this is and why it's important.

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