Re: [PATCH 2/4 v4] kernel/fork.c: avoid division by zero

From: Heinrich Schuchardt
Date: Mon Feb 23 2015 - 16:30:14 EST

On 23.02.2015 22:10, Peter Zijlstra wrote:
> On Mon, Feb 23, 2015 at 09:14:35PM +0100, Heinrich Schuchardt wrote:
>> With 32-bit calculus there is no solution which delivers valid results
>> for all possible combinations of the parameters.
> So I can't help but be bugged by this (my problem I know); calculus is
> the mathematics of change; its differential equations and integrals.

Yes, I used the wrong word. Thanks.

> What we do here is modular arithmetic on a commutative ring.
> Please use calculation as you do here:
>> Hence a 64-bit calculation can be used as solution.

Is it only the text of the commit message that needs change?

Best regards


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