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Re: [PATCH v3 0/3] retpoline: add clang support + Kconfig selectable
- To: Roger Pau Monne <roger.pau@xxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Andrew Cooper <Andrew.Cooper3@xxxxxxxxxx>
- Date: Fri, 18 Feb 2022 15:45:12 +0000
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- Thread-topic: [PATCH v3 0/3] retpoline: add clang support + Kconfig selectable
On 18/02/2022 14:34, Roger Pau Monne wrote:
> Hello,
>
> The following series adds retpoline support for clang builds, and also
> allows the user to select whether to enable retpoline support at build
> time via a new Kconfig option.
>
> I've tried adding a suitable description to the Kconfig option, but I'm
> sure there's room for improvement.
>
> Thanks, Roger.
>
> Roger Pau Monne (3):
> x86/retpoline: split retpoline compiler support into separate option
> x86/clang: add retpoline support
> x86/Kconfig: introduce option to select retpoline usage
Thanks. I think that's looking much better IMO.
One thing, we want CC_HAS_* for consistency. I can fix this on commit.
Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
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