Re: sparc/staging compile error

Paul Mackerras
2008-11-06T10:41:00Z

Greg KH writes:

> On Thu, Nov 06, 2008 at 04:36:26PM +1100, Stephen Rothwell wrote:
> > Hi Greg,
> >
> > Today's tree from Linus gets the following error from a sparc
> > allmodconfig build:
> >
> > ERROR: "___f_flush_cache_range" [drivers/staging/poch/poch.ko] undefined!
>
> Odd, is flush_cache_range() not allowed on the sparc platform?

I'm curious, what is a driver doing calling flush_cache_range()?
What does it expect it to do precisely?

Paul.