Re: TCP-MD5 checksum failure on x86_64 SMP

Bijay Singh
2010-05-11T04:08:33Z

Hi Eric,

I guess that makes me the enviable one. So I am keen to test out this feature completely, as long as I know what to do as a next step, directions, patches.

Thanks,
Bijay

On 10-May-2010, at 8:48 PM, Eric Dumazet wrote:

> Le lundi 10 mai 2010 à 14:55 +0000, Bijay Singh a écrit :
>> Hi,
>> I had noticed the corruption in the context and actually did what is mentioned.
>>
>> I allocated the context on the stack and plugged in the md5.c functions. I was able to temporarily solve the problem, all this before I got a response on this thread.
>>
>> But now I have seeing another problem, when i change the MTU on the interface from 1500 to 4470 none of the message from the peer get thru and I get hash failed message. I am wondering if this is another bug getting hit in this scenario.
>
> Thats very fine, but you mix very different problems.
>
> Step by step resolution is required, and clean patches too, because
> plugging md5.c functions is not an option for stable series :)
>
> Obviously, nobody seriously used TCP-MD5 on linux, but you...
>
>
>