Re: [Xen-devel] [PATCH v6 1/3] xenbus_client: Extend interface to support multi-page ring

[David Vrabel <david.vrabel@xxxxxxxxxx>]

On 03/04/15 07:44, Bob Liu wrote:
> From: Wei Liu <wei.liu2@xxxxxxxxxx>
> 
> Originally Xen PV drivers only use single-page ring to pass along
> information. This might limit the throughput between frontend and
> backend.
> 
> The patch extends Xenbus driver to support multi-page ring, which in
> general should improve throughput if ring is the bottleneck. Changes to
> various frontend / backend to adapt to the new interface are also
> included.
> 
> Affected Xen drivers:
> * blkfront/back
> * netfront/back
> * pcifront/back
> * scsifront/back
> 
> The interface is documented, as before, in xenbus_client.c.

Applied to devel/for-linus-4.1 in the expectation that a user of the new
API is be ready shortly.

> Change in V2:

Please but changes after a --- separator in future.

David

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