linux-kernel - Re: [PATCH v3 1/2] kernel: add platform

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Date:   Mon, 09 May 2022 13:48:44 +0200
From:   Boris Petkov <bp@...en8.de>
To:     Juergen Gross <jgross@...e.com>, xen-devel@...ts.xenproject.org,
        linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
        x86@...nel.org, linux-s390@...r.kernel.org,
        virtualization@...ts.linux-foundation.org
CC:     Arnd Bergmann <arnd@...db.de>, Heiko Carstens <hca@...ux.ibm.com>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        Alexander Gordeev <agordeev@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ux.ibm.com>,
        Sven Schnelle <svens@...ux.ibm.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Andy Lutomirski <luto@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Christoph Hellwig <hch@...radead.org>,
        Oleksandr Tyshchenko <olekstysh@...il.com>
Subject: Re: [PATCH v3 1/2] kernel: add platform_has() infrastructure



On May 4, 2022 5:57:02 PM GMT+02:00, Juergen Gross <jgross@...e.com> wrote:
>Add a simple infrastructure for setting, resetting and querying
>platform feature flags.
>
>Flags can be either global or architecture specific.
>
>Signed-off-by: Juergen Gross <jgross@...e.com>
>---
>V2:
>- rename set/reset functions to platform_[set|clear]() (Boris Petkov,
>  Heiko Carstens)
>- move function implementations to c file (Boris Petkov)
>---
> MAINTAINERS                            |  8 ++++++++
> include/asm-generic/Kbuild             |  1 +
> include/asm-generic/platform-feature.h |  8 ++++++++
> include/linux/platform-feature.h       | 15 ++++++++++++++
> kernel/Makefile                        |  2 +-
> kernel/platform-feature.c              | 27 ++++++++++++++++++++++++++
> 6 files changed, 60 insertions(+), 1 deletion(-)
> create mode 100644 include/asm-generic/platform-feature.h
> create mode 100644 include/linux/platform-feature.h
> create mode 100644 kernel/platform-feature.c

Nice and simple, I like.

Acked-by: Borislav Petkov <bp@...e.de>
-- 
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