Re: [PATCH] mm: don't flush TLB when propagate PTE access bit to struct page.

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On Wed, 27 Oct 2010 13:35:02 -0700
Ying Han <yinghan@xxxxxxxxxx> wrote:
> >
> > > I had a vague memory of this problem biting someone when this flush
> > wasn't
> > > actually done properly... maybe powerpc.
> > >
> > > But anyway, same solution could be possible, by flushing every N pages
> > scanned.
> >
> > Yes, batching seems safer.
> >
> 
> I might be able to take a look at it.
> 

I'd like to vote for batching.

Thanks,
-Kame

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