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From: Alex Williamson <alex.williamson@redhat.com>
To: Tom Lendacky <thomas.lendacky@amd.com>
Cc: Jason Gunthorpe <jgg@nvidia.com>, Peter Xu <peterx@redhat.com>,
	Cornelia Huck <cohuck@redhat.com>,
	kvm@vger.kernel.org
Subject: Re: [PATCH] vfio-pci: Use io_remap_pfn_range() for PCI IO memory
Date: Mon, 30 Nov 2020 08:34:33 -0700	[thread overview]
Message-ID: <20201130083433.3b80ef13@w520.home> (raw)
In-Reply-To: <f7de6a25-8ace-3d51-d954-149752f9cf26@amd.com>

On Mon, 30 Nov 2020 08:34:51 -0600
Tom Lendacky <thomas.lendacky@amd.com> wrote:

> On 11/26/20 2:13 PM, Jason Gunthorpe wrote:
> > On Tue, Nov 17, 2020 at 01:17:54PM -0500, Peter Xu wrote:
> >    
> >> Logically this patch should fix that, just like the dpdk scenario where mmio
> >> regions were accessed from userspace (qemu).  From that pov, I think this patch
> >> should help.
> >>
> >> Acked-by: Peter Xu <peterx@redhat.com>  
> > 
> > Thanks Peter
> > 
> > Is there more to do here?  
> 
> I just did a quick, limited passthrough test of a NIC device (non SRIOV)
> for a legacy and an SEV guest and it all appears to work.
> 
> I don't have anything more (i.e. SRIOV, GPUs, etc.) with which to test
> device passthrough.

Thanks, I'll include this for v5.11.

Alex


      reply	other threads:[~2020-11-30 15:36 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-05 16:34 [PATCH] vfio-pci: Use io_remap_pfn_range() for PCI IO memory Jason Gunthorpe
2020-11-05 23:39 ` Peter Xu
2020-11-16 15:53   ` Jason Gunthorpe
2020-11-16 21:43     ` Tom Lendacky
2020-11-16 23:20       ` Jason Gunthorpe
2020-11-17 15:33         ` Tom Lendacky
2020-11-17 15:54           ` Alex Williamson
2020-11-17 16:37             ` Tom Lendacky
2020-11-17 17:07               ` Jason Gunthorpe
2020-11-17 17:10                 ` Tom Lendacky
2020-11-17 15:57           ` Peter Xu
2020-11-17 16:34             ` Tom Lendacky
2020-11-17 18:17               ` Peter Xu
2020-11-26 20:13                 ` Jason Gunthorpe
2020-11-30 14:34                   ` Tom Lendacky
2020-11-30 15:34                     ` Alex Williamson [this message]

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