From: David Vrabel <david.vrabel@citrix.com>
To: Bob Liu <bob.liu@oracle.com>, xen-devel@lists.xenproject.org
Cc: jgross@suse.com, wei.liu2@citrix.com, paul.durrant@citrix.com,
david.vrabel@citrix.com,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
roger.pau@citrix.com
Subject: Re: [PATCH v6 1/3] xenbus_client: Extend interface to support multi-page ring
Date: Wed, 8 Apr 2015 14:26:14 +0100 [thread overview]
Message-ID: <55252C76.8000001@citrix.com> (raw)
In-Reply-To: <1428043501-13912-1-git-send-email-bob.liu@oracle.com>
On 03/04/15 07:44, Bob Liu wrote:
> From: Wei Liu <wei.liu2@citrix.com>
>
> 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
prev parent reply other threads:[~2015-04-08 13:26 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-03 6:44 [PATCH v6 1/3] xenbus_client: Extend interface to support multi-page ring Bob Liu
2015-04-03 6:45 ` [PATCH 2/3] blkif: enable multi-page ring supporting Bob Liu
2015-04-08 10:46 ` David Vrabel
2015-04-08 14:21 ` Konrad Rzeszutek Wilk
2015-04-08 14:25 ` David Vrabel
2015-04-09 1:08 ` Bob Liu
2015-04-03 6:45 ` [PATCH v3 3/3] xen/block: add multi-page ring support Bob Liu
2015-04-08 5:23 ` [PATCH v6 1/3] xenbus_client: Extend interface to support multi-page ring Juergen Gross
2015-04-08 13:26 ` David Vrabel [this message]
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