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

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Message-ID: <522e857e-ed62-fb77-7aa2-00a872c4deb1@huawei.com>
Date: Wed, 10 Apr 2024 10:06:23 +0800
From: "Liao, Chang" <liaochang1@...wei.com>
To: Mark Brown <broonie@...nel.org>
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Subject: Re: [PATCH 1/9] arm64/sysreg: Add definitions for immediate versions
 of MSR ALLINT

Mark,

在 2024/4/9 20:28, Mark Brown 写道:
> 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.

Acked, thanks for the heads-up. I'll add Signed-off-by tags to the relevant
patches in the next revision. This includes patches from your FEAT_NMI patchset
and Jinjie's contribution.

-- 
BR
Liao, Chang