Re: [patch 2/5] mm: fault vs invalidate/truncate race fix

Andrew Morton
2006-10-11T06:00:42Z

On Wed, 11 Oct 2006 15:39:22 +1000
Nick Piggin <nickpiggin@yahoo.com.au> wrote:

> But I see that it does read twice. Do you want that behaviour retained? It
> seems like at this level it would be logical to read it once and let lower
> layers take care of any retries?

argh. Linus has good-sounding reasons for retrying the pagefault-path's
read a single time, but I forget what they are. Something to do with
networked filesystems? (adds cc)