From: Ingo Molnar <mingo@elte.hu>
To: Chris Mason <chris.mason@oracle.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Gregory Haskins <ghaskins@novell.com>,
Matthew Wilcox <matthew@wil.cx>, Andi Kleen <andi@firstfloor.org>,
Andrew Morton <akpm@linux-foundation.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
linux-btrfs <linux-btrfs@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Nick Piggin <npiggin@suse.de>,
Peter Morreale <pmorreale@novell.com>,
Sven Dietrich <SDietrich@novell.com>,
Dmitry Adamushko <dmitry.adamushko@gmail.com>,
Johannes Weiner <hannes@cmpxchg.org>
Subject: Re: [GIT PULL] adaptive spinning mutexes
Date: Thu, 15 Jan 2009 10:53:21 +0100 [thread overview]
Message-ID: <20090115095321.GC5833@elte.hu> (raw)
In-Reply-To: <1231958447.8269.30.camel@think.oraclecorp.com>
* Chris Mason <chris.mason@oracle.com> wrote:
> On Wed, 2009-01-14 at 19:33 +0100, Ingo Molnar wrote:
> > * Peter Zijlstra <peterz@infradead.org> wrote:
> >
> > > Full series, including changelogs available at:
> > >
> > > http://programming.kicks-ass.net/kernel-patches/mutex-adaptive-spin/
> > >
> > > and should shortly appear in a git tree near Ingo :-)
> >
> > Linus,
> >
> > Please pull the adaptive-mutexes-for-linus git tree from:
> >
> > git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git adaptive-mutexes-for-linus
> >
>
> I was going to put this into the btrfs tree, but since you have a branch
> just for adaptive mutexes, is it easier to put there?
>
> From: Chris Mason <chris.mason@oracle.com>
>
> Btrfs: stop spinning on mutex_trylock and let the adaptive code spin for us
>
> Mutexes now spin internally and the btrfs spin is no longer required for
> performance.
>
> Signed-off-by: Chris Mason <chris.mason@oracle.com>
applied it to tip/core/locking, thanks Chris!
Ingo
next prev parent reply other threads:[~2009-01-15 9:53 UTC|newest]
Thread overview: 100+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-12 15:37 [PATCH -v8][RFC] mutex: implement adaptive spinning Peter Zijlstra
2009-01-12 16:04 ` Linus Torvalds
2009-01-12 16:20 ` Linus Torvalds
2009-01-12 16:45 ` Chris Mason
2009-01-12 16:50 ` Peter Zijlstra
2009-01-12 17:14 ` Chris Mason
2009-01-12 17:24 ` Peter Zijlstra
2009-01-12 17:30 ` Chris Mason
2009-01-12 17:16 ` Peter Zijlstra
2009-01-12 17:33 ` Boaz Harrosh
2009-01-12 18:07 ` Peter Zijlstra
2009-01-12 16:13 ` Avi Kivity
2009-01-12 17:13 ` Peter Zijlstra
2009-01-12 17:23 ` Avi Kivity
2009-01-12 17:32 ` Avi Kivity
2009-01-14 16:46 ` Peter Zijlstra
2009-01-14 17:04 ` Nick Piggin
2009-01-14 17:23 ` Avi Kivity
2009-01-15 0:50 ` Nick Piggin
2009-01-13 15:15 ` [PATCH -v9][RFC] " Peter Zijlstra
2009-01-13 16:16 ` Linus Torvalds
2009-01-13 16:21 ` Peter Zijlstra
2009-01-13 16:39 ` Ingo Molnar
2009-01-13 16:40 ` Peter Zijlstra
2009-01-13 16:49 ` Linus Torvalds
2009-01-13 17:21 ` Peter Zijlstra
2009-01-13 18:33 ` Ingo Molnar
2009-01-13 18:40 ` Linus Torvalds
2009-01-13 19:01 ` Ingo Molnar
2009-01-14 2:58 ` Chris Mason
2009-01-14 11:18 ` Dmitry Adamushko
2009-01-14 16:47 ` Chris Mason
2009-01-14 17:32 ` Dmitry Adamushko
2009-01-14 11:21 ` Ingo Molnar
2009-01-14 15:43 ` Linus Torvalds
2009-01-14 16:23 ` Chris Mason
2009-01-14 17:06 ` [PATCH -v11 delta] " Ingo Molnar
2009-01-14 17:00 ` [PATCH -v11][RFC] " Peter Zijlstra
2009-01-14 17:18 ` Nick Piggin
2009-01-14 17:22 ` Peter Zijlstra
2009-01-15 0:46 ` Nick Piggin
2009-01-15 7:44 ` Peter Zijlstra
2009-01-15 7:52 ` Nick Piggin
2009-01-14 18:33 ` [GIT PULL] adaptive spinning mutexes Ingo Molnar
2009-01-14 18:40 ` Chris Mason
2009-01-15 9:53 ` Ingo Molnar [this message]
2009-01-14 18:47 ` Ingo Molnar
2009-01-14 19:28 ` Ingo Molnar
2009-01-15 17:44 ` Matthew Wilcox
2009-01-15 18:05 ` Linus Torvalds
2009-01-15 18:08 ` Ingo Molnar
2009-01-15 18:16 ` Linus Torvalds
2009-01-15 19:26 ` Chris Mason
2009-01-15 20:13 ` Linus Torvalds
2009-01-15 21:04 ` Chris Mason
2009-01-15 22:03 ` Ingo Molnar
2009-01-16 13:32 ` Folkert van Heusden
2009-01-16 13:32 ` Folkert van Heusden
2009-01-16 13:32 ` Folkert van Heusden
2009-01-16 13:57 ` Folkert van Heusden
2009-01-16 13:57 ` Folkert van Heusden
2009-01-16 13:57 ` Folkert van Heusden
2009-01-16 18:37 ` Bill Davidsen
2009-01-16 18:37 ` Bill Davidsen
2009-01-16 0:53 ` Paul E. McKenney
2009-01-16 1:01 ` Linus Torvalds
2009-01-16 1:34 ` Paul E. McKenney
2009-01-16 14:07 ` Folkert van Heusden
2009-01-16 3:03 ` Nick Piggin
2009-01-15 18:06 ` Ingo Molnar
2009-01-14 18:53 ` Andrew Morton
2009-01-14 19:00 ` Ingo Molnar
2009-01-14 19:36 ` Andrew Morton
2009-01-14 19:50 ` Peter Zijlstra
2009-01-14 20:21 ` Andrew Morton
2009-01-14 20:27 ` Ingo Molnar
2009-01-14 20:44 ` Andrew Morton
2009-01-14 20:14 ` Ingo Molnar
2009-01-14 20:30 ` Andrew Morton
2009-01-14 20:51 ` Ingo Molnar
2009-01-14 21:06 ` Andrew Morton
2009-01-14 21:14 ` Ingo Molnar
2009-01-14 21:35 ` Andrew Morton
2009-01-14 23:23 ` Ingo Molnar
2009-01-15 0:55 ` Nick Piggin
2009-01-14 21:41 ` Ingo Molnar
2009-01-14 21:50 ` Kay Sievers
2009-01-14 22:34 ` Ingo Molnar
2009-01-15 11:45 ` Folkert van Heusden
2009-01-15 12:53 ` Chris Samuel
2009-01-14 19:23 ` Peter Zijlstra
2009-01-14 19:33 ` Ingo Molnar
2009-01-15 8:41 ` [PATCH] mutex: set owner only once on acquisition Johannes Weiner
2009-01-15 8:56 ` Johannes Weiner
2009-01-13 18:12 ` [PATCH -v9][RFC] mutex: implement adaptive spinning Ingo Molnar
2009-01-13 18:21 ` Linus Torvalds
2009-01-13 18:24 ` Ingo Molnar
2009-01-14 11:41 ` [PATCH -v8][RFC] " Folkert van Heusden
2009-01-14 11:42 ` Peter Zijlstra
2009-01-14 11:42 ` Folkert van Heusden
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