[fuse-devel] Re: [parisc-linux] [PATCH] Fixs to work on ARM and PARIC platforms.
James Bottomley
James.Bottomley at SteelEye.com
Fri Apr 7 06:25:50 MDT 2006
On Thu, 2006-04-06 at 13:56 +0200, Miklos Szeredi wrote:
> > > How about this?
> >
> > It would double flush the page on a lot of architectures
>
> Which?
Well ... all of them. Anonymous pages coming into get_user_pages() is
pretty much the exception. You do this for every page. But anyway,
even if you fixed that, Dave Miller vetoed an implementation based on
flush_cache_page() on the grounds that the implementation is nop'd on
quite a few architectures because of the way it's used ... it was the
first fix I tried to get past linux-arch.
James
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