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Re: [PATCH 5/8] xen/evtchn: don't close the static event channel.
- To: Julien Grall <julien@xxxxxxx>, Rahul Singh <Rahul.Singh@xxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 23 Jun 2022 17:33:17 +0200
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- Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Bertrand Marquis <Bertrand.Marquis@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>
- Delivery-date: Thu, 23 Jun 2022 15:33:24 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 23.06.2022 17:30, Julien Grall wrote:
> On 23/06/2022 16:10, Rahul Singh wrote:
>>> On 22 Jun 2022, at 4:05 pm, Julien Grall <julien@xxxxxxx> wrote:
>>> On 22/06/2022 15:38, Rahul Singh wrote:
>>>> Guest can request the Xen to close the event channels. Ignore the
>>>> request from guest to close the static channels as static event channels
>>>> should not be closed.
>>>
>>> Why do you want to prevent the guest to close static ports? The problem I
>>> can see is...
>>
>> As a static event channel should be available during the lifetime of the
>> guest we want to prevent
>> the guest to close the static ports.
> I don't think it is Xen job to prevent a guest to close a static port.
> If the guest decide to do it, then it will just break itself and not Xen.
+1, fwiw.
Jan
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