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Re: [PATCH v1 00/29] Introduce stub headers necessary for full Xen build
- To: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 14 Sep 2023 17:08:41 +0200
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Tamas K Lengyel <tamas@xxxxxxxxxxxxx>, Alexandru Isaila <aisaila@xxxxxxxxxxxxxxx>, Petre Pircalabu <ppircalabu@xxxxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Thu, 14 Sep 2023 15:08:51 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 14.09.2023 16:56, Oleksii Kurochko wrote:
> Based on two patch series [1] and [2], the idea of which is to provide minimal
> amount of things for a complete Xen build, a large amount of headers are the
> same
> or almost the same, so it makes sense to move them to asm-generic.
>
> Also, providing such stub headers should help future architectures to add
> a full Xen build.
>
> [1]
> https://lore.kernel.org/xen-devel/cover.1694543103.git.sanastasio@xxxxxxxxxxxxxxxxxxxxx/
> [2]
> https://lore.kernel.org/xen-devel/cover.1692181079.git.oleksii.kurochko@xxxxxxxxx/
>
> Oleksii Kurochko (29):
> xen/asm-generic: introduce stub header spinlock.h
At the example of this, personally I think this goes too far. Headers in
asm-generic should be for the case where an arch elects to not implement
certain functionality. Clearly spinlocks are required uniformly.
Jan
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