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SubjectRe: [PATCH 4.4 034/131] lib/int_sqrt: optimize small argument
On Mon, Apr 01, 2019 at 10:42:52AM -0700, Joe Perches wrote:
> On Mon, 2019-04-01 at 19:01 +0200, Greg Kroah-Hartman wrote:
> > 4.4-stable review patch. If anyone has any objections, please let me know.
>
> If this is to be ported just for an optimization
> (which I think is dubious as it's not a bug fix),

Yes, it was requested to be backported because of that.

> why not port the __fls optimization too?
>
> __fls has a bigger effect on performance.

What commit are you referring to?

thanks,

greg k-h

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