From: Matt Mackall <mpm@selenic.com>
To: Andrew Morton <akpm@osdl.org>
Cc: Andrea Arcangeli <andrea@suse.de>,
steiner@sgi.com, paulmck@us.ibm.com,
linux-kernel@vger.kernel.org
Subject: Re: RCU scaling on large systems
Date: Tue, 18 May 2004 18:13:01 -0500 [thread overview]
Message-ID: <20040518231301.GU5414@waste.org> (raw)
In-Reply-To: <20040517144228.7172d681.akpm@osdl.org>
On Mon, May 17, 2004 at 02:42:28PM -0700, Andrew Morton wrote:
> Andrea Arcangeli <andrea@suse.de> 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
next prev parent reply other threads:[~2004-05-18 23:14 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-05-01 12:08 RCU scaling on large systems Jack Steiner
2004-05-01 21:17 ` William Lee Irwin III
2004-05-01 22:35 ` William Lee Irwin III
2004-05-02 1:38 ` Jack Steiner
2004-05-07 17:53 ` Andrea Arcangeli
2004-05-07 18:17 ` William Lee Irwin III
2004-05-07 19:59 ` Andrea Arcangeli
2004-05-07 20:49 ` Jack Steiner
2004-05-02 18:28 ` Paul E. McKenney
2004-05-03 16:39 ` Jesse Barnes
2004-05-03 20:04 ` Paul E. McKenney
2004-05-03 18:40 ` Jack Steiner
2004-05-07 20:50 ` Paul E. McKenney
2004-05-07 22:06 ` Jack Steiner
2004-05-07 23:32 ` Andrew Morton
2004-05-08 4:55 ` Jack Steiner
2004-05-17 21:18 ` Andrea Arcangeli
2004-05-17 21:42 ` Andrew Morton
2004-05-17 23:50 ` Andrea Arcangeli
2004-05-18 13:33 ` Jack Steiner
2004-05-18 23:13 ` Matt Mackall [this message]
-- strict thread matches above, loose matches on Subject: below --
2004-05-20 11:36 Manfred Spraul
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