Re: rhashtable: Prevent spurious EBUSY errors on insertion

From: Herbert Xu
Date: Thu Dec 17 2015 - 21:27:14 EST


On Fri, Dec 18, 2015 at 12:07:08AM +0800, Xin Long wrote:
>
> I'm just wondering, why do not we handle the genuine double rehash
> issue inside rhashtable? i mean it's just a temporary error that a
> simple retry may fix it.

Because a double rehash means that someone has cracked your hash
function and there is no point in trying anymore.

Cheers,
--
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
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