Messages in this thread | | | Date | Mon, 23 Feb 2015 22:29:01 +0100 | From | Heinrich Schuchardt <> | Subject | Re: [PATCH 2/4 v4] kernel/fork.c: avoid division by zero |
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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
Heinrich
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