> -Original Message-
> From: Tian, Kevin
> Sent: Friday, November 18, 2016 11:14 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 1/7] VMX: Permanently assign P
> From: Wu, Feng
> Sent: Friday, November 18, 2016 9:57 AM
>
> PI hook vmx_pi_switch_to() is needed even when any previously
even when -> even after
> assigned device is detached from the domain. Since 'SN' bit is
> also used to control the CPU side PI and we change the state of
> SN bit in thes
PI hook vmx_pi_switch_to() is needed even when any previously
assigned device is detached from the domain. Since 'SN' bit is
also used to control the CPU side PI and we change the state of
SN bit in these two functions, then evaluate this bit in
vmx_deliver_posted_intr() when trying to deliver the