linux-kernel - RE: [PATCH v9 12/18] vfio: Register/unregister irq_bypass

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Message-ID: <E959C4978C3B6342920538CF579893F002726FF2@SHSMSX104.ccr.corp.intel.com>
Date:	Tue, 22 Sep 2015 09:01:48 +0000
From:	"Wu, Feng" <feng.wu@...el.com>
To:	Eric Auger <eric.auger@...aro.org>,
	Paolo Bonzini <pbonzini@...hat.com>,
	"alex.williamson@...hat.com" <alex.williamson@...hat.com>,
	"joro@...tes.org" <joro@...tes.org>,
	"mtosatti@...hat.com" <mtosatti@...hat.com>
CC:	"kvm@...r.kernel.org" <kvm@...r.kernel.org>,
	"iommu@...ts.linux-foundation.org" <iommu@...ts.linux-foundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Wu, Feng" <feng.wu@...el.com>
Subject: RE: [PATCH v9 12/18] vfio: Register/unregister irq_bypass_producer



> -----Original Message-----
> From: linux-kernel-owner@...r.kernel.org
> [mailto:linux-kernel-owner@...r.kernel.org] On Behalf Of Eric Auger
> Sent: Tuesday, September 22, 2015 3:46 AM
> To: Paolo Bonzini; Wu, Feng; alex.williamson@...hat.com; joro@...tes.org;
> mtosatti@...hat.com
> Cc: kvm@...r.kernel.org; iommu@...ts.linux-foundation.org;
> linux-kernel@...r.kernel.org
> Subject: Re: [PATCH v9 12/18] vfio: Register/unregister irq_bypass_producer
> 
> Hi,
> On 09/21/2015 03:02 PM, Paolo Bonzini wrote:
> >
> >
> > On 21/09/2015 14:53, Wu, Feng wrote:
> >>>>>> I think the point is that we cannot trigger the build of irqbypass
> >>>>>> manager inside KVM or VFIO, we need trigger the build at a high
> >>>>>> level and it should be built before VFIO and KVM. Any ideas?
> >>>>
> >>>> We can add virt/Makefile and build virt/lib/ directly, not through
> >>>> arch/x86/kvm.
> >> Thinking about this more, does that mean we need to add the virt directory
> >> in the top Makefile in Linux tree?
> >
> > Yes, it does.
> So I understand this will replace patches 2 & 3 then and will fix the
> arm64 issue then.

I just sent a patch to fix this build error. BTW, from the reply of Paolo, seems
he dropped patch 3 in this series, maybe he think it doesn't have much
relationship with other patches, so maybe you could include it in your series
when forwarded irq work gets ready.

Thanks,
Feng

> 
> Thanks
> 
> Eric
> 
> >
> > Paolo
> >
> 
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