From: Mike Christie <michaelc@cs.wisc.edu>
To: Christof Schmitt <christof.schmitt@de.ibm.com>
Cc: James Bottomley <James.Bottomley@suse.de>, linux-scsi@vger.kernel.org
Subject: Re: [PATCH] scsi_transport_fc: Initialize sysfs attributes with sysfs_attr_init
Date: Tue, 16 Mar 2010 15:48:59 -0500 [thread overview]
Message-ID: <4B9FEEBB.8090809@cs.wisc.edu> (raw)
In-Reply-To: <20100316101453.GA9734@schmichrtp.mainz.de.ibm.com>
On 03/16/2010 05:14 AM, Christof Schmitt wrote:
> With the new lockdep tracking in sysfs, sysfs_attr_init has to be used
> for initializing all non-static sysfs attributes. Otherwise, lockdep
> will warn about the missing initialization with:
>
> Mar 15 09:19:49 t6345029 kernel: BUG: key 000000002f5ae350 not in .data!
> Mar 15 09:19:49 t6345029 kernel: BUG: key 000000002f5ae388 not in .data!
> Mar 15 09:19:49 t6345029 kernel: BUG: key 000000002f5ae3c0 not in .data!
> Mar 15 09:19:49 t6345029 kernel: BUG: key 000000002f5ae3f8 not in .data!
>
I think iscsi needs this too, but I am not see this error message. I
just tried iscsi and fc/lpfc with linus's tree and did not see those
errors for either. What .config settings do I need for this? I have:
CONFIG_LOCKDEP=y
CONFIG_DEBUG_LOCKDEP=y
are there other lockdep settings?
next prev parent reply other threads:[~2010-03-16 20:45 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-16 10:14 [PATCH] scsi_transport_fc: Initialize sysfs attributes with sysfs_attr_init Christof Schmitt
2010-03-16 20:48 ` Mike Christie [this message]
2010-03-16 20:49 ` James Bottomley
2010-03-17 13:20 ` Christof Schmitt
2010-03-20 17:44 ` James Bottomley
2010-03-22 10:13 ` Christof Schmitt
2010-03-22 19:16 ` Alex.Iannicelli
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