linux-kernel - Re: [Xen-devel] [PATCH net-next v3 2/9] xen-netback: Change TX path from grant copy to mapping

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Message-ID: <52D3230A.3020203@citrix.com>
Date:	Sun, 12 Jan 2014 23:19:38 +0000
From:	Zoltan Kiss <zoltan.kiss@...rix.com>
To:	David Vrabel <david.vrabel@...rix.com>
CC:	Wei Liu <wei.liu2@...rix.com>, <xen-devel@...ts.xenproject.org>,
	<jonathan.davies@...rix.com>, <ian.campbell@...rix.com>,
	<linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>
Subject: Re: [Xen-devel] [PATCH net-next v3 2/9] xen-netback: Change TX path
 from grant copy to mapping

On 10/01/14 16:02, David Vrabel wrote:
> On 10/01/14 15:24, Zoltan Kiss wrote:
> If the grant table code doesn't provide the API calls you need you can
> either:
>
> a) add the new API as a prerequisite patch.
> b) use the existing API calls and live with the performance problem,
> until you can refactor the API later on.
>
> Adding a netback-specific hack isn't a valid option.
>
> David

Ok, I've sent in the patch which does a)

Zoli
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