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From: Zoltan Kiss <zoltan.kiss@citrix.com>
To: David Vrabel <david.vrabel@citrix.com>
Cc: Wei Liu <wei.liu2@citrix.com>, <xen-devel@lists.xenproject.org>,
	<jonathan.davies@citrix.com>, <ian.campbell@citrix.com>,
	<linux-kernel@vger.kernel.org>, <netdev@vger.kernel.org>
Subject: Re: [Xen-devel] [PATCH net-next v3 2/9] xen-netback: Change TX path from grant copy to mapping
Date: Sun, 12 Jan 2014 23:19:38 +0000	[thread overview]
Message-ID: <52D3230A.3020203@citrix.com> (raw)
In-Reply-To: <52D0198C.6000600@citrix.com>

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

  parent reply	other threads:[~2014-01-12 23:20 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-08  0:10 [PATCH net-next v2 0/9] xen-netback: TX grant mapping with SKBTX_DEV_ZEROCOPY instead of copy Zoltan Kiss
2014-01-08  0:10 ` [PATCH net-next v3 1/9] xen-netback: Introduce TX grant map definitions Zoltan Kiss
2014-01-08  1:29   ` David Miller
2014-01-08 14:08     ` Zoltan Kiss
2014-01-09 15:30   ` Wei Liu
2014-01-09 15:42     ` David Vrabel
2014-01-09 17:28       ` [Xen-devel] " Stefano Stabellini
2014-01-09 17:46         ` David Vrabel
2014-01-09 18:09           ` Stefano Stabellini
2014-01-09 18:23             ` David Vrabel
2014-01-09 15:49     ` Roger Pau Monné
2014-01-09 19:53     ` Zoltan Kiss
2014-01-08  0:10 ` [PATCH net-next v3 2/9] xen-netback: Change TX path from grant copy to mapping Zoltan Kiss
2014-01-09 15:30   ` Wei Liu
2014-01-10 11:35     ` Zoltan Kiss
2014-01-10 11:45       ` Wei Liu
2014-01-10 13:16         ` Wei Liu
2014-01-10 15:24         ` Zoltan Kiss
2014-01-10 16:02           ` [Xen-devel] " David Vrabel
2014-01-10 16:08             ` Wei Liu
2014-01-12 23:19             ` Zoltan Kiss [this message]
2014-01-08  0:10 ` [PATCH net-next v3 3/9] xen-netback: Remove old TX grant copy definitons and fix indentations Zoltan Kiss
2014-01-08  0:10 ` [PATCH net-next v3 4/9] xen-netback: Change RX path for mapped SKB fragments Zoltan Kiss
2014-01-08  0:10 ` [PATCH net-next v3 5/9] xen-netback: Add stat counters for zerocopy Zoltan Kiss
2014-01-08  0:10 ` [PATCH net-next v3 6/9] xen-netback: Handle guests with too many frags Zoltan Kiss
2014-01-08  2:12   ` Eric Dumazet
2014-01-08 13:49     ` Zoltan Kiss
2014-01-08 13:54       ` Eric Dumazet
2014-01-08 14:13         ` Zoltan Kiss
2014-01-08  0:10 ` [PATCH net-next v3 7/9] xen-netback: Add stat counters for frag_list skbs Zoltan Kiss
2014-01-08  0:10 ` [PATCH net-next v3 8/9] xen-netback: Timeout packets in RX path Zoltan Kiss
2014-01-08 21:34   ` Zoltan Kiss
2014-01-09  9:20     ` Paul Durrant
2014-01-13  0:20       ` Zoltan Kiss
2014-01-13  9:53         ` Paul Durrant
2014-01-08  0:10 ` [PATCH net-next v3 9/9] xen-netback: Aggregate TX unmap operations Zoltan Kiss
2014-01-08  0:16 ` [PATCH net-next v2 0/9] xen-netback: TX grant mapping with SKBTX_DEV_ZEROCOPY instead of copy Zoltan Kiss
2014-01-08 14:43 ` Wei Liu
2014-01-08 14:44   ` Zoltan Kiss

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