From: Andi Kleen <andi@firstfloor.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Al Viro <viro@ZenIV.linux.org.uk>,
"Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>,
mc@linux.vnet.ibm.com, Stephen Boyd <sboyd@codeaurora.org>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
Nick Piggin <npiggin@kernel.dk>,
david@fromorbit.com, Maciej Rutecki <maciej.rutecki@gmail.com>,
Andi Kleen <andi@firstfloor.org>
Subject: Re: [PATCH] VFS: br_write_lock locks on possible CPUs other than online CPUs
Date: Thu, 22 Dec 2011 09:22:43 +0100 [thread overview]
Message-ID: <20111222082243.GD11715@one.firstfloor.org> (raw)
In-Reply-To: <20111221232047.3c3c63d3.akpm@linux-foundation.org>
On Wed, Dec 21, 2011 at 11:20:47PM -0800, Andrew Morton wrote:
> On Thu, 22 Dec 2011 07:02:15 +0000 Al Viro <viro@ZenIV.linux.org.uk> wrote:
>
> > On Wed, Dec 21, 2011 at 02:12:29PM -0800, Andrew Morton wrote:
> > > off-topic, but the lockdep stuff in include/linux/lglock.h
> > > (LOCKDEP_INIT_MAP and DEFINE_LGLOCK_LOCKDEP) appears to be dead code.
> >
> > Um? See ..._lock_init(); it's used there.
>
> oops, I had Andi's patch applied.
>
> Wanna take a look at it while things are fresh in your mind?
Double checked: DEFINE_LGLOCK_LOCKDEP is dead now and can be removed.
The stuff it declared is in the struct lglock now.
I can send a patch for that tomorrow if you haven't done it already.
LOCKDEP_INIT_MAP should be still used in lg_lock_init() and that
is called
-Andi
next prev parent reply other threads:[~2011-12-22 8:22 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-19 3:36 [PATCH] VFS: br_write_lock locks on possible CPUs other than online CPUs mengcong
2011-12-19 4:11 ` Al Viro
2011-12-19 5:00 ` Dave Chinner
2011-12-19 6:07 ` mengcong
2011-12-19 7:31 ` Srivatsa S. Bhat
2011-12-19 9:12 ` Stephen Boyd
2011-12-19 11:03 ` Srivatsa S. Bhat
2011-12-19 12:11 ` Al Viro
2011-12-19 20:23 ` Srivatsa S. Bhat
2011-12-19 20:52 ` Al Viro
2011-12-20 4:56 ` Srivatsa S. Bhat
2011-12-20 6:27 ` Al Viro
2011-12-20 7:28 ` Srivatsa S. Bhat
2011-12-20 9:37 ` mengcong
2011-12-20 10:36 ` Srivatsa S. Bhat
2011-12-20 11:08 ` Srivatsa S. Bhat
2011-12-20 12:50 ` Srivatsa S. Bhat
2011-12-20 14:06 ` Al Viro
2011-12-20 14:35 ` Srivatsa S. Bhat
2011-12-20 17:59 ` Al Viro
2011-12-20 19:12 ` Srivatsa S. Bhat
2011-12-20 19:58 ` Al Viro
2011-12-20 22:27 ` Dave Chinner
2011-12-20 23:31 ` Al Viro
2011-12-21 21:15 ` Srivatsa S. Bhat
2011-12-21 22:02 ` Al Viro
2011-12-21 22:12 ` Andrew Morton
2011-12-22 7:02 ` Al Viro
2011-12-22 7:20 ` Andrew Morton
2011-12-22 8:08 ` Al Viro
2011-12-22 8:17 ` Andi Kleen
2011-12-22 8:39 ` Al Viro
2011-12-22 8:22 ` Andi Kleen [this message]
2011-12-20 7:30 ` mengcong
2011-12-20 7:37 ` Srivatsa S. Bhat
2011-12-19 23:56 ` Dave Chinner
2011-12-20 4:05 ` Al Viro
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