linux-kernel - Re: 2.6.24-rc4-mm1 kobject changes broken with hvcs driver on powerpc

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Message-ID: <47584672.8040201@linux.vnet.ibm.com>
Date:	Fri, 07 Dec 2007 00:28:58 +0530
From:	Balbir Singh <balbir@...ux.vnet.ibm.com>
To:	Greg KH <greg@...ah.com>
CC:	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, rsa@...ibm.com, apw@...dowen.org,
	balbir@...ibm.com
Subject: Re: 2.6.24-rc4-mm1 kobject changes broken with hvcs driver on powerpc

Greg KH wrote:

>> Why release the spinlock here? It's done after the count is incremented.
>> This patch does not seem correct.
> 
> Doh, you are correct, I'll make sure that I fix this up before applying
> it.
> 
> thanks,
> 
> greg k-h

Hi, Greg,

I ran some tests with the fixed up version of this patch and the system
fails to come up.

I see the WARN_ON in lib/kref.c:33 and the system fails to boot beyond
that point. I have not yet found time to debug it though.

-- 
	Warm Regards,
	Balbir Singh
	Linux Technology Center
	IBM, ISTL
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