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Re: [Xen-devel] [PATCH v1 0/2] xen/arm: maintenance_interrupt SMP fix

To: Oleksandr Tyshchenko <oleksandr.tyshchenko@xxxxxxxxxxxxxxx>
From: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
Date: Mon, 27 Jan 2014 17:40:29 +0000
Cc: xen-devel@xxxxxxxxxxxxx
Delivery-date: Mon, 27 Jan 2014 17:41:07 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

On Mon, 2014-01-27 at 19:33 +0200, Oleksandr Tyshchenko wrote:
> But I am afraid this solution not completed and maybe not enough for
> stable work. I would appreciate if you could explain me how to solve
> the issue in a right way or give some advices. 

I'll look into this properly tomorrow, but my initial reaction is that
this should be fixed by making those SGIs which are used as IPIs have
higher priority in the GIC than normal interrupts.

Ian.

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References:
- [Xen-devel] [PATCH v1 0/2] xen/arm: maintenance_interrupt SMP fix
  - From: Oleksandr Tyshchenko

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