lkml.org 
[lkml]   [2005]   [Jun]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [netfilter-core] Re: [PATCH] Avoid unncessary checksum validation in TCP/UDP netfilter
Keir Fraser wrote:
> On 27 May 2005, at 12:20, Phil Oester wrote:
>> On Fri, May 27, 2005 at 12:03:08PM +0100, Keir Fraser wrote:
>>
>>> The TCP/UDP connection-tracking code in netfilter validates the
>>> checksum of incoming packets, to prevent nastier errors further down
>>> the road. This check is unnecessary if the skb is marked as
>>> CHECKSUM_UNNECESSARY.
>>
>> It seems at least part of this has already been merged in 2.6.12-rc
>
> It would be great if the UDP code also would observe
> CHECKSUM_UNNECESSARY. I'll wait for 2.6.12 to appear and then submit a
> new patch if UDP has been missed.

TCP was changed to fix a regression with loopback packets. I've added
the UDP part of your patch to my 2.6.13 tree.

Regards
Patrick
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-06-12 17:10    [W:0.073 / U:0.124 seconds]
©2003-2014 Jasper Spaans. Advertise on this site