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Re: [PATCH v2 2/2] xen/mmu: enable SMMU subsystem only in MMU

To: Ayan Kumar Halder <ayan.kumar.halder@xxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
From: Julien Grall <julien@xxxxxxx>
Date: Mon, 2 Dec 2024 20:54:14 +0000
Cc: Penny Zheng <Penny.Zheng@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>
Delivery-date: Mon, 02 Dec 2024 20:54:18 +0000
List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

Hi Ayan,

On 27/11/2024 18:39, Ayan Kumar Halder wrote:

From: Penny Zheng <Penny.Zheng@xxxxxxx>

In Xen, SMMU subsystem is supported for MMU system only. The reason being SMMU
driver uses the same page tables as MMU.
Thus, we make it dependent on CONFIG_MMU.

Signed-off-by: Penny Zheng <Penny.Zheng@xxxxxxx>
Signed-off-by: Ayan Kumar Halder <ayan.kumar.halder@xxxxxxx>


Acked-by: Julien Grall <jgrall@xxxxxxxxxx>

Cheers,

--
Julien Grall

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