Re: Where exactly will arch_fast_hash be used
From: Herbert Xu
Date: Thu Dec 04 2014 - 10:29:50 EST
On Thu, Dec 04, 2014 at 03:26:37PM +0000, Thomas Graf wrote:
> As Daniel pointed out, this work originated for the OVS edge use
> case where security is of less concern and the rehashing is
> sufficient. Identifying collisions is less of interest as the user
> space fall back provides a greater surface for an attack.
Well in that case the current setup I think is very misleading.
It's inviting unsuspecting kernel developers to use it as a hash
function for general hash tables, which AFAICS is something that
it fails at miserably.
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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