Re: [Xen-devel] [PATCH 0 of 4 v3] blkif.h: Document protocol and existing extensions

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Mon, Feb 20, 2012 at 11:07:21AM -0700, Justin T. Gibbs wrote:
> This patch series attempts to document the blkif PV interface and
> the various extensions to it that are out in the wild.
> 
> Changes in v3:
> 
> patch 3 (blkif.h: Document the RedHat and Citrix blkif multi-page
>          ring extensions.):

It is called 'Red Hat', not RedHat.

>   o Mark the RedHat/Amazon EC2 ring extension nodes as deprecated.  While
>     there is nothing fundamentally wrong with the method used there, it
>     was not publicly documented (not even in patch form), and differs from
>     the "page-order" large ring XenBus node convention used for other
>     drivers.
> 
> patch 4 (blkif.h: Define and document the request number/size/segments
>          extension.)
>    o Fix typo "max-ring_pages" -> "max-ring-pages".
> 
> Changes in v2:
> 
> patch 2 (blkif.h: Provide more complete documentation of the blkif 
> interface.):
>   o Mark backend device identification section as private to the
>     backend driver.
>   o Refer to docs/misc/vbd-interface.txt for the format of the
>     virtual-device front-end node.
>   o Correct field size for the virtual-device front-end node.
> 
> patch 3 (blkif.h: Document the RedHat and Citrix blkif multi-page
>          ring extensions.):
>   o Correct node names for the RedHat/Amazon multi-ring extension.  The
>     previous patch mistakenly documented the now defunct FreeBSD extension.
>   o Clarify the note on multi-page ring interoperability to indicate that
>     identical ring parameters should be published to the XenStore for
>     all supported schemes.
> 
> v1 patch 4 (Deleted):
>   o Remove patch that added the XEN_*_MAJOR definitions.
> 
> patch 4 (blkif.h: Define and document the request number/size/segments
>          extension.)
>   o Bump __XEN_LATEST_INTERFACE_VERSION to 0x00040201 and use this version
>     to guard the change to BLKIF_MAX_SEGMENTS_PER_REQUEST.
> 
> --
> Justin
> 
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