Hi, everyone. Really sorry for digging out this thread. Because feng has left
Intel, I will take over this work, address some problems in his v8 patch set
and send out a v9 verson later such that VT-d PI can work properly on Xen.
Thanks,
Chao
On Fri, Nov 18, 2016 at 09:57:17AM +0800, Wu, Feng
> -Original Message-
> From: Tian, Kevin
> Sent: Friday, November 18, 2016 11:03 AM
> To: Wu, Feng ; xen-devel@lists.xen.org
> Cc: jbeul...@suse.com; andrew.coop...@citrix.com;
> george.dun...@eu.citrix.com; dario.faggi...@citrix.com
> Subject: RE: [PATCH v8 0/7] VMX:
> From: Wu, Feng
> Sent: Friday, November 18, 2016 9:57 AM
>
> The current VT-d PI related code may operate incorrectly in the
> following scenarios:
> 1. When the last assigned device is dettached from the domain, all
> the PI related hooks are removed then, however, the vCPU can be
> blocked,