Re: [Patch 0/2] sysfs: fix s_active lockdep warning

[Peter Zijlstra]

On Fri, 2010-02-05 at 10:30 -0500, Alan Stern wrote:
> On Fri, 5 Feb 2010, Peter Zijlstra wrote:
> 
> > Right, so this device stuff is much more complicated than I was led to
> > believe ;-)
> 
> Haven't I told you all along that tree-structured locking is
> complicated?  :-)

Well, regular tree's aren't all that complicated, but multiple
inter-locking trees is a whole different story indeed.


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