netdev - Re: Endianness problem with u32 classifier hash masks

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Date:	Mon, 05 Nov 2007 08:47:06 -0500
From:	jamal <hadi@...erus.ca>
To:	Jarek Poplawski <jarkao2@...pl>
Cc:	Radu Rendec <radu.rendec@...s.ro>, netdev@...r.kernel.org
Subject: Re: Endianness problem with u32 classifier hash masks

On Mon, 2007-05-11 at 10:12 +0100, Jarek Poplawski wrote:

> BTW: when looking around this I think, maybe, in u32_change():
> 
> 1) if (--divisor > 0x100) should be probably ">=", 

Does it really matter? Divisor can be max of 0xff.

> but is it really needed to check this 2 times (including tc)?

I dont mind letting users shoot themselves in the foot by sending crap.
If it can be avoided with simplicity, then better.

> 2) this while() loop for n->fshift could be replaced with ffs()?

I think so. Can you please send a patch (after some testing of course
maybe using Radu's test data)?

cheers,
jamal

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