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

From
Frank Yang <>
Date
2019-06-17T18:59:41+00:00
ID
Thread
Re: [virtio-comment] [PATCH v2 0/3] Large shared memory regions
Yup

On Mon, Jun 17, 2019 at 11:38 AM Michael S. Tsirkin <> 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) <

> > wrote:

> 

>Â Â ÂFrom: "Dr. David Alan Gilbert" <>

> 

>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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