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Re: [PATCH 1/2] xen/arm: Fix HAS_PASSTHROUGH selection
- To: Jan Beulich <jbeulich@xxxxxxxx>
- From: "Orzel, Michal" <michal.orzel@xxxxxxx>
- Date: Thu, 31 Jul 2025 10:16:49 +0200
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- Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Thu, 31 Jul 2025 08:17:07 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 31/07/2025 10:13, Jan Beulich wrote:
> On 31.07.2025 10:05, Michal Orzel wrote:
>> HAS_PASSTHROUGH should only be selected on MMU systems. It's been like
>> that until commit 163c6b589879 added possibility to select HAS_PASSTHROUGH
>> if PCI_PASSTHROUGH is enabled on Arm64. This is incorrect as it may result
>> in enabling passthrough/ build on MPU systems. PCI_PASSTHROUGH should
>> depend on HAS_PASSTHROUGH instead.
>>
>> Signed-off-by: Michal Orzel <michal.orzel@xxxxxxx>
>
> Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
>
> May want a Fixes: tag, based on the description?
Fixes: 163c6b589879 ("xen/arm: pci: introduce PCI_PASSTHROUGH Kconfig option")
~Michal
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