Messages in this thread Patch in this message | | | Date | Wed, 31 May 2006 01:05:12 +0200 | From | Ingo Molnar <> | Subject | Re: 2.6.17-rc5-mm1 |
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* Michal Piotrowski <michal.k.k.piotrowski@gmail.com> wrote:
> I'll try to reproduce that bug now... but here is new one :) > > BUG: key f7155db0 not in .data! > ( modprobe-485 |#0): new 15286092 us user-latency. > stopped custom tracer. > BUG: warning at /usr/src/linux-mm/kernel/lockdep.c:1985/lockdep_init_map()
Arjan's sound patch is wrong: the key must not be in a dynamic variable!
Could you try the patch below? This uses the ID string as the key. (the ID string seems to be based on static kernel strings most of the time, so this might as well work)
Ingo
Index: linux/sound/core/seq/seq_device.c =================================================================== --- linux.orig/sound/core/seq/seq_device.c +++ linux/sound/core/seq/seq_device.c @@ -382,7 +382,7 @@ static struct ops_list * create_driver(c /* set up driver entry */ strlcpy(ops->id, id, sizeof(ops->id)); - mutex_init_key(&ops->reg_mutex, id, &ops->reg_mutex_key); + mutex_init_key(&ops->reg_mutex, id, (struct lockdep_type_key)id); ops->driver = DRIVER_EMPTY; INIT_LIST_HEAD(&ops->dev_list); /* lock this instance */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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