From: Andi Kleen <andi@firstfloor.org>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Jens Axboe <jens.axboe@oracle.com>,
Pekka Enberg <penberg@cs.helsinki.fi>,
paulmck@linux.vnet.ibm.com, Ingo Molnar <mingo@elte.hu>,
Vegard Nossum <vegard.nossum@gmail.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Randy Dunlap <randy.dunlap@oracle.com>
Subject: Re: kmemcheck caught read from freed memory (cfq_free_io_context)
Date: 02 Apr 2008 15:43:57 +0200 [thread overview]
Message-ID: <878wzwe5ia.fsf@basil.nowhere.org> (raw)
In-Reply-To: <1207138422.8514.799.camel@twins>
Peter Zijlstra <a.p.zijlstra@chello.nl> writes:
>
> Ok I gave it a go, how bad is this text?
Should be also in the kernel doc description of kmem_cache_create(), so it
appears in manpages etc.
-Andi
>
> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
> ---
> diff --git a/include/linux/slab.h b/include/linux/slab.h
> index f950a89..e049ddc 100644
> --- a/include/linux/slab.h
> +++ b/include/linux/slab.h
> @@ -25,6 +25,32 @@
> #define SLAB_CACHE_DMA 0x00004000UL /* Use GFP_DMA memory */
> #define SLAB_STORE_USER 0x00010000UL /* DEBUG: Store the last owner for bug hunting */
> #define SLAB_PANIC 0x00040000UL /* Panic if kmem_cache_create() fails */
> +/*
> + * SLAB_DESTROY_BY_RCU - **WARNING** READ THIS!
next prev parent reply other threads:[~2008-04-02 13:44 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-01 21:08 kmemcheck caught read from freed memory (cfq_free_io_context) Vegard Nossum
2008-04-01 21:36 ` Peter Zijlstra
2008-04-01 22:51 ` Paul E. McKenney
2008-04-02 6:15 ` Peter Zijlstra
2008-04-02 7:19 ` Jens Axboe
2008-04-02 10:24 ` Paul E. McKenney
2008-04-02 7:17 ` Jens Axboe
2008-04-02 7:20 ` Pekka J Enberg
2008-04-02 7:24 ` Jens Axboe
2008-04-02 7:28 ` Ingo Molnar
2008-04-02 7:31 ` Jens Axboe
2008-04-02 10:55 ` Paul E. McKenney
2008-04-02 10:59 ` Peter Zijlstra
2008-04-02 11:33 ` Fabio Checconi
2008-04-02 11:43 ` Jens Axboe
2008-04-02 12:36 ` Jens Axboe
2008-04-02 12:36 ` Jens Axboe
2008-04-02 12:55 ` Fabio Checconi
2008-04-02 12:58 ` Jens Axboe
2008-04-02 12:58 ` Jens Axboe
2008-04-02 13:16 ` Fabio Checconi
2008-04-02 16:14 ` Paul E. McKenney
2008-04-02 13:37 ` Paul E. McKenney
2008-04-02 13:41 ` Jens Axboe
2008-04-02 15:33 ` Paul E. McKenney
2008-04-02 16:31 ` Jens Axboe
2008-04-02 17:00 ` Paul E. McKenney
2008-04-02 13:32 ` Paul E. McKenney
2008-04-02 13:40 ` Jens Axboe
2008-04-02 16:15 ` Paul E. McKenney
2008-04-02 11:01 ` Pekka Enberg
2008-04-02 11:07 ` Jens Axboe
2008-04-02 11:08 ` Peter Zijlstra
2008-04-02 11:11 ` Pekka Enberg
2008-04-02 11:14 ` Peter Zijlstra
2008-04-02 11:18 ` Pekka Enberg
2008-04-02 17:36 ` Christoph Lameter
2008-04-02 11:14 ` Jens Axboe
2008-04-02 11:20 ` Peter Zijlstra
2008-04-02 11:25 ` Peter Zijlstra
2008-04-02 11:32 ` Jens Axboe
2008-04-02 11:37 ` Peter Zijlstra
2008-04-02 11:42 ` Jens Axboe
2008-04-02 11:47 ` Peter Zijlstra
2008-04-02 11:53 ` Jens Axboe
2008-04-02 12:13 ` Peter Zijlstra
2008-04-02 12:28 ` Jens Axboe
2008-04-02 13:26 ` Paul E. McKenney
2008-04-02 13:43 ` Andi Kleen [this message]
2008-04-02 12:26 ` Peter Zijlstra
2008-04-02 12:34 ` Jens Axboe
2008-04-02 16:08 ` Paul E. McKenney
2008-04-02 16:15 ` Vegard Nossum
2008-04-02 16:32 ` Pekka J Enberg
2008-04-02 18:23 ` Paul E. McKenney
2008-04-02 19:53 ` Pekka Enberg
2008-04-02 20:15 ` Paul E. McKenney
2008-04-03 15:18 ` Paul E. McKenney
2008-04-03 19:49 ` Pekka J Enberg
2008-04-03 21:27 ` Paul E. McKenney
2008-04-02 16:59 ` Paul E. McKenney
2008-04-02 17:31 ` Vegard Nossum
2008-04-02 10:40 ` Paul E. McKenney
2008-04-02 10:46 ` Pekka Enberg
2008-04-02 10:49 ` Peter Zijlstra
2008-04-02 10:54 ` Pekka J Enberg
2008-04-02 17:35 ` Christoph Lameter
2008-04-02 10:53 ` Peter Zijlstra
2008-04-02 11:13 ` Jens Axboe
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