linux-kernel - Re: [PATCH 0/4] Better sysfs lockdep

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Date:	Thu, 11 Feb 2010 15:43:10 -0800
From:	Greg KH <gregkh@...e.de>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	Américo Wang <xiyou.wangcong@...il.com>,
	"Tejun Heo <tj@...nel.org> Neil Brown" <neilb@...e.de>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/4] Better sysfs lockdep

On Thu, Feb 11, 2010 at 03:17:45PM -0800, Eric W. Biederman wrote:
> 
> It turns out that it is pretty simple to rework the lockdep support
> to give each sysfs attribute it's own lockdep class, which should
> kill the annoying false positives we have been seeing lately.
> 
> The one caveat is that it requires dynamically allocated sysfs
> attributes to be explicitly initialized.  Luckily it is brainless
> trivial whack-a-mole and took maybe 15 minutes to find all of the
> dynamically allocates sysfs attributes on my test machine, because
> the errors show up when the attributes are registered with sysfs,
> and all of the fixes are one-liners.
> 
> Hopefully with this we can head back to fixing the real issues.

Nice job, I'll queue this up for -next

thanks,

greg k-h
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