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From: Jean-Philippe Brucker <jean-philippe@linaro.org>
To: Eric Auger <eric.auger@redhat.com>
Cc: qemu-devel@nongnu.org, mst@redhat.com
Subject: Re: [PATCH 0/3] virtio-iommu: Support VIRTIO_IOMMU_F_BYPASS_CONFIG
Date: Tue, 11 Jan 2022 10:13:26 +0000	[thread overview]
Message-ID: <Yd1YRkJDv35bQ/PR@myrica> (raw)
In-Reply-To: <a98b63f9-000b-7647-0ac5-3e6e5ec7f6a7@redhat.com>

Hi Eric,

On Tue, Jan 11, 2022 at 10:02:12AM +0100, Eric Auger wrote:
> Hi Jean, Michael,
> 
> On 9/30/21 8:50 PM, Jean-Philippe Brucker wrote:
> > Replace the VIRTIO_IOMMU_F_BYPASS feature with
> > VIRTIO_IOMMU_F_BYPASS_CONFIG, which enables a config space bit to switch
> > global bypass on and off.
> >
> > Add a boot-bypass option, which defaults to 'on' to be in line with
> > other vIOMMUs and to allow running firmware/bootloader that are unaware
> > of the IOMMU.
> >
> > See the spec change for more rationale
> > https://lists.oasis-open.org/archives/virtio-dev/202109/msg00137.html
> 
> I guess the kernel bits should be merged in 5.17?

Yes, they should. I can resend at 5.17-rc1 along with a commit updating
the linux headers. Or is there a specific process for synchronizing the
headers?  Looking at git log it looks like scripts/update-linux-headers.sh
is run by whomever needs new UAPI features.

Thanks,
Jean



  reply	other threads:[~2022-01-11 10:17 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-30 18:50 [PATCH 0/3] virtio-iommu: Support VIRTIO_IOMMU_F_BYPASS_CONFIG Jean-Philippe Brucker
2021-09-30 18:50 ` [PATCH 1/3] NOMERGE: virtio-iommu: Add definitions for VIRTIO_IOMMU_F_BYPASS_CONFIG Jean-Philippe Brucker
2021-09-30 18:50 ` [PATCH 2/3] virtio-iommu: Default to bypass during boot Jean-Philippe Brucker
2021-10-06 13:04   ` Eric Auger
2021-10-08 10:21     ` Jean-Philippe Brucker
2021-09-30 18:50 ` [PATCH 3/3] virtio-iommu: Support bypass domain Jean-Philippe Brucker
2021-10-06 13:10   ` Eric Auger
2022-01-11  9:02 ` [PATCH 0/3] virtio-iommu: Support VIRTIO_IOMMU_F_BYPASS_CONFIG Eric Auger
2022-01-11 10:13   ` Jean-Philippe Brucker [this message]
2022-01-11 10:33     ` Eric Auger
2022-01-11 15:40   ` Michael S. Tsirkin
2022-01-11 16:24     ` Jean-Philippe Brucker

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