Re: RCU scaling on large systems

[Matt Mackall]

On Mon, May 17, 2004 at 02:42:28PM -0700, Andrew Morton wrote:
> Andrea Arcangeli <andrea@xxxxxxx> wrote:
> > note that I changed my tree to free all negative entries that are
> > currently generated by unlink. I find useless to leave negative dentries
> > after "unlink". I leave them of course after a failed lookup (that's the
> > fundamental usage of the negative dentries for the PATHs userspace
> > lookups), but not after unlink.
> 
> Sounds sensible.  Could you please send out the patch?

Seems like it'll be the wrong thing for the fairly common lockfile
case and also stuff like make clean all.

-- 
Matt Mackall : http://www.selenic.com : Linux development and consulting
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