Re: [PATCH v4 05/10] evtchn: closing of vIRQ-s doesn't require looping over all vCPU-s

[Julien Grall <julien@xxxxxxx>]

Hi Jan,

On 05/01/2021 13:10, Jan Beulich wrote:
> Global vIRQ-s have their event channel association tracked on vCPU 0.
> Per-vCPU vIRQ-s can't have their notify_vcpu_id changed. Hence it is
> well-known which vCPU's virq_to_evtchn[] needs updating.
I went through the history and couldn't find a reason for looping the vCPUs.

I have also looked at the code and agree with the analysis provided in 
the commit message.
Reviewed-by: Julien Grall <jgrall@xxxxxxxxxx>

Cheers,

--
Julien Grall