Re: Always passing mm and vma down (was: [RFC][PATCH] Convert do_no_page() to a hook to avoid DFS race)

From: Paul E. McKenney (paulmck@us.ibm.com)
Date: Mon Jun 02 2003 - 08:13:05 EST

On Mon, Jun 02, 2003 at 10:32:50AM +0200, Arjan van de Ven wrote:
> On Sun, 2003-06-01 at 22:00, Paul E. McKenney wrote:
> > The immediate motivation is to avoid the race with zap_page_range()
> > when another node writes to the corresponding portion of the file,
> > similar to the situation with vmtruncate(). The thought was to
> > leverage locking within the distributed filesystem, but if the
> > race is solved locally, then, as you say, perhaps this is not
> > necessary.
>
> is said distributed filesystem open source by chance ?

At least one soon will be.

                                        Thanx, Paul
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