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Re: [PATCH v8 07/13] xen/arm: ffa: fix notification SRI across CPU hotplug/suspend
- To: Mykola Kvach <xakep.amatop@xxxxxxxxx>
- From: Luca Fancellu <Luca.Fancellu@xxxxxxx>
- Date: Fri, 24 Apr 2026 12:05:19 +0000
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- Cc: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Mykola Kvach <mykola_kvach@xxxxxxxx>, Volodymyr Babchuk <volodymyr_babchuk@xxxxxxxx>, Bertrand Marquis <Bertrand.Marquis@xxxxxxx>, Jens Wiklander <jens.wiklander@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>
- Delivery-date: Fri, 24 Apr 2026 12:06:46 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
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- Thread-topic: [PATCH v8 07/13] xen/arm: ffa: fix notification SRI across CPU hotplug/suspend
Hi Mykola,
> On 2 Apr 2026, at 11:45, Mykola Kvach <xakep.amatop@xxxxxxxxx> wrote:
>
> From: Mykola Kvach <mykola_kvach@xxxxxxxx>
>
> The FF-A notification SRI interrupt handler was not correctly tied to
> CPU hotplug and suspend/resume. As a result, CPUs going offline and
> back online could end up with stale or missing handlers, breaking
> delivery of FF-A notifications.
>
> Signed-off-by: Mykola Kvach <mykola_kvach@xxxxxxxx>
> ---
>
Looks ok to me
Reviewed-by: Luca Fancellu <luca.fancellu@xxxxxxx>
Cheers,
Luca
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