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Re: [Xen-devel] [PATCH 16/20] xen/arm: mm: Protect Xen page-table update with a spinlock

To: Julien Grall <julien.grall@xxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
From: Andrii Anisov <andrii.anisov@xxxxxxxxx>
Date: Mon, 6 May 2019 11:20:34 +0300
Cc: Oleksandr_Tyshchenko@xxxxxxxx, sstabellini@xxxxxxxxxx, Andrii_Anisov@xxxxxxxx
Delivery-date: Mon, 06 May 2019 08:20:40 +0000
List-id: Xen developer discussion <xen-devel.lists.xenproject.org>



On 22.04.19 19:49, Julien Grall wrote:

The function create_xen_entries may be concurrently called. So we need
to protect with a spinlock to avoid corruption the page-tables.

Signed-off-by: Julien Grall <julien.grall@xxxxxxx>


Reviewed-by: Andrii Anisov <andrii_anisov@xxxxxxxx>

--
Sincerely,
Andrii Anisov.

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