From: Zoltan Kiss <zoltan.kiss@citrix.com>
To: Ian Campbell <Ian.Campbell@citrix.com>
Cc: <wei.liu2@citrix.com>, <xen-devel@lists.xenproject.org>,
<netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<jonathan.davies@citrix.com>
Subject: Re: [PATCH net-next v5 4/9] xen-netback: Change RX path for mapped SKB fragments
Date: Sat, 22 Feb 2014 23:18:41 +0000 [thread overview]
Message-ID: <53093051.9040907@citrix.com> (raw)
In-Reply-To: <1392745532.23084.65.camel@kazak.uk.xensource.com>
On 18/02/14 17:45, Ian Campbell wrote:
> On Mon, 2014-01-20 at 21:24 +0000, Zoltan Kiss wrote:
>
> Re the Subject: change how? Perhaps "handle foreign mapped pages on the
> guest RX path" would be clearer.
Ok, I'll do that.
>
>> RX path need to know if the SKB fragments are stored on pages from another
>> domain.
> Does this not need to be done either before the mapping change or at the
> same time? -- otherwise you have a window of a couple of commits where
> things are broken, breaking bisectability.
I can move this to the beginning, to keep bisectability. I've put it
here originally because none of these makes sense without the previous
patches.
Zoli
next prev parent reply other threads:[~2014-02-22 23:18 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-20 21:24 [PATCH net-next v5 0/9] xen-netback: TX grant mapping with SKBTX_DEV_ZEROCOPY instead of copy Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 1/9] xen-netback: Introduce TX grant map definitions Zoltan Kiss
2014-02-18 17:06 ` Ian Campbell
2014-02-18 20:36 ` Zoltan Kiss
2014-02-19 10:05 ` Ian Campbell
2014-02-19 19:54 ` Zoltan Kiss
2014-02-20 9:33 ` Ian Campbell
2014-02-21 1:19 ` Zoltan Kiss
2014-02-24 11:13 ` Ian Campbell
2014-02-20 10:13 ` Wei Liu
2014-02-18 17:24 ` Ian Campbell
2014-02-19 19:19 ` Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 2/9] xen-netback: Change TX path from grant copy to mapping Zoltan Kiss
2014-02-18 17:40 ` Ian Campbell
2014-02-18 18:46 ` [Xen-devel] " David Vrabel
2014-02-19 9:54 ` Ian Campbell
2014-02-19 12:27 ` David Vrabel
2014-02-22 22:33 ` Zoltan Kiss
2014-02-24 16:56 ` Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 3/9] xen-netback: Remove old TX grant copy definitons and fix indentations Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 4/9] xen-netback: Change RX path for mapped SKB fragments Zoltan Kiss
2014-02-18 17:45 ` Ian Campbell
2014-02-22 23:18 ` Zoltan Kiss [this message]
2014-02-24 13:49 ` Zoltan Kiss
2014-02-24 15:08 ` Zoltan Kiss
2014-02-27 12:43 ` Wei Liu
2014-02-27 15:49 ` Zoltan Kiss
2014-02-27 16:01 ` Wei Liu
2014-01-20 21:24 ` [PATCH net-next v5 5/9] xen-netback: Add stat counters for zerocopy Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 6/9] xen-netback: Handle guests with too many frags Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 7/9] xen-netback: Add stat counters for frag_list skbs Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 8/9] xen-netback: Timeout packets in RX path Zoltan Kiss
2014-01-20 22:03 ` Wei Liu
2014-01-20 22:12 ` Wei Liu
2014-01-21 0:24 ` Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 9/9] xen-netback: Aggregate TX unmap operations Zoltan Kiss
2014-01-23 1:50 ` [PATCH net-next v5 0/9] xen-netback: TX grant mapping with SKBTX_DEV_ZEROCOPY instead of copy David Miller
2014-01-23 13:13 ` Zoltan Kiss
2014-01-23 21:39 ` David Miller
2014-01-23 21:49 ` Zoltan Kiss
2014-02-19 9:50 ` Ian Campbell
2014-02-24 15:31 ` Zoltan Kiss
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