From: Peter Zijlstra <peterz@infradead.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Sage Weil <sage@newdream.net>,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
Dominik Brodowski <linux@dominikbrodowski.net>,
Maciej Rutecki <maciej.rutecki@gmail.com>,
Eric Dumazet <eric.dumazet@gmail.com>,
"Paul E.McKenney" <paulmck@linux.vnet.ibm.com>,
Lai Jiangshan <laijs@cn.fujitsu.com>,
"David S.Miller" <davem@davemloft.net>,
netdev@vger.kernel.org
Subject: Re: inconsistent lock state
Date: Mon, 21 Jun 2010 08:54:52 +0200 [thread overview]
Message-ID: <1277103292.1875.331.camel@laptop> (raw)
In-Reply-To: <20100618133004.228c2223.akpm@linux-foundation.org>
On Fri, 2010-06-18 at 13:30 -0700, Andrew Morton wrote:
> From: Andrew Morton <akpm@linux-foundation.org>
>
> Fix a lockdep-splat-causing regression introduced by
>
> : commit 989a2979205dd34269382b357e6d4b4b6956b889
> : Author: Eric Dumazet <eric.dumazet@gmail.com>
> : AuthorDate: Wed Apr 14 09:55:35 2010 +0000
> : Commit: David S. Miller <davem@davemloft.net>
> : CommitDate: Wed Apr 21 16:19:29 2010 -0700
> :
> : fasync: RCU and fine grained locking
>
> kill_fasync() can be called from both process and hard-irq context, so
> fa_lock must be taken with IRQs disabled.
>
> Addresses https://bugzilla.kernel.org/show_bug.cgi?id=16230
>
> Reported-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
> Reported-by: Dominik Brodowski <linux@dominikbrodowski.net>
> Cc: Maciej Rutecki <maciej.rutecki@gmail.com>
> Cc: Eric Dumazet <eric.dumazet@gmail.com>
> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
> Cc: Lai Jiangshan <laijs@cn.fujitsu.com>
> Cc: "David S. Miller" <davem@davemloft.net>
> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
next prev parent reply other threads:[~2010-06-21 8:13 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20100615112434.GA3967@swordfish.minsk.epam.com>
2010-06-18 20:30 ` inconsistent lock state Andrew Morton
2010-06-19 8:33 ` Sergey Senozhatsky
2010-06-19 13:05 ` Dominik Brodowski
2010-06-21 6:54 ` Peter Zijlstra [this message]
2010-06-22 8:59 ` Eric Dumazet
2010-06-22 17:17 ` Paul E. McKenney
[not found] <20100307192305.GA598@elte.hu>
2010-03-08 12:51 ` Oleg Nesterov
2010-03-15 21:01 ` Eric Dumazet
2010-03-15 21:09 ` David Miller
2010-03-07 10:21 Sergey Senozhatsky
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