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Subject: Re: [virtio-comment] [PATCH v2 0/3] Large shared memory regions


On Mon, Jun 17, 2019 at 11:38 AM Michael S. Tsirkin <mst@redhat.com> wrote:
On Tue, Mar 05, 2019 at 07:47:52AM -0800, Frank Yang wrote:
> On Fri, Feb 22, 2019 at 3:54 AM Dr. David Alan Gilbert (git) <
> dgilbert@redhat.com> wrote:
>Â Â ÂFrom: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
>Â Â ÂHi,
>Â Â ÂÂ This series formalises the idea of shared memory regions I'd
>Â Â Âpreviously discussed and is intended for use with virtio-fs.
>Â Â ÂI've split it into three parts:
>Â Â ÂÂ a) A general definition of the idea
>Â Â ÂÂ b) A definition on virtio-pci using the layout previously
>Â Â Âdiscussed; this still uses the list of capabilities.
>Â Â ÂÂ c) A definition on virtio-mmio; this is untested
>Â Â Âhowever I thought best to include it since it shows that
>Â Â Âit isn't tied to PCI.
>Â Â ÂThis v2 addresses (hopefully all) comments from the initial posting,
>Â Â Âexcept for CCW and the GPU/dynamic usage currently being
>  Âdiscussed by Frank. Cornelia has a suggested approach for CCW
>Â Â Âthat is being discussed, so it looks like we're getting there on
>  Âthat. The GPU usage being discussed by Frank is diverging to a
>Â Â Âvery different usage.
> Â
> I've modified the virtio-hostmem stuff to not be dynamic (and posted it);
> I think we can get that kind of usage using your current definitions.

OK that's an ack then?

>Â Â ÂDave
>Â Â ÂDr. David Alan Gilbert (3):
>Â Â ÂÂ shared memory: Define shared memory regions
>Â Â ÂÂ shared memory: Define PCI capability
>Â Â ÂÂ shared memory: Define mmio registers
>  ÂÂcontent.tex  | 71 ++++++++++++++++++++++++++++++++++++++++++++++++++
>Â Â ÂÂshared-mem.tex | 33 +++++++++++++++++++++++
>Â Â ÂÂ2 files changed, 104 insertions(+)
>Â Â ÂÂcreate mode 100644 shared-mem.tex
>Â Â Â--
>Â Â Â2.20.1
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