Hi, Kornrad > -----Original Message----- > From: Konrad Rzeszutek Wilk [mailto:konrad.w...@oracle.com] > Sent: Thursday, September 24, 2015 1:39 AM > To: Xu, Quan > Cc: andrew.coop...@citrix.com; Dong, Eddie; ian.campb...@citrix.com; > ian.jack...@eu.citrix.com; jbeul...@suse.com; Nakajima, Jun; k...@xen.org; > Tian, Kevin; t...@xen.org; Zhang, Yang Z; george.dun...@eu.citrix.com; > xen-devel@lists.xen.org > Subject: Re: [Xen-devel] [Patch RFC 11/13] vt-d: If the Device-TLB flush is > still not > completed when > > > index 5dc0033..f661c8c 100644 > > --- a/xen/include/xen/hvm/iommu.h > > +++ b/xen/include/xen/hvm/iommu.h > > @@ -20,6 +20,7 @@ > > #define __XEN_HVM_IOMMU_H__ > > > > #include <xen/iommu.h> > > +#include <xen/wait.h> > > #include <xen/list.h> > > #include <asm/hvm/iommu.h> > > > > @@ -56,12 +57,15 @@ struct hvm_iommu { > > struct page_list_head qi_hold_page_list; > > spinlock_t qi_lock; > > > > + struct waitqueue_head qi_wq; > > + > > > Is there anything that mandates this must be an HVM guest? As in - can't you > have ATS with an PV guest (and doing passthrough?)
Yes, this patch set if just for HVM guest. It is complicated to support both PV guest and HVM guest. Quan _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
