Re: [PATCH 2/2] on_each_cpu(): kill unused 'retry' parameter

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On Thu 29.May'08 at 14:54:29 +0200, Jens Axboe wrote:
> On Thu, May 29 2008, Carlos R. Mafra wrote:
> > Hi,
> > 
> > Just a naive comment/question:
> > 
> > > -	if (on_each_cpu(ipi_imb, NULL, 1, 1))
> > > +	if (on_each_cpu(ipi_imb, NULL, 1))
> > 
> > A few weeks ago I though about removing the second argument
> > from on_each_cpu, which is NULL more or less 70% of the time.
> > 
> > Do you think it is possible?
> > Have you already thought about it? 
> 
> It's the data argument to the function, I highly doubt you can get
> rid of that I'm afraid. on_each_cpu() is just a thin wrapper on
> top of smp_call_function() so that the caller doesn't have to
> care about manually calling on the local CPU. So as long as
> smp_call_function() has a data argument, on_each_cpu() should
> carry it as well.
> 
> So nope, I don't think that's feasible (or even desired).

Ok, thanks for the reply!
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