Re: [PATCH] x86: fix ref-counting bug in change_page_attr()

[Ingo Molnar]

* Jan Beulich <jbeulich@xxxxxxxxxx> wrote:

> > hm, does this patch fix any real bug seen live? (if yes then do you 
> > have links to it, etc?) It would be a v2.6.24 fix in theory but it 
> > looks too dangerous for that. So i've queued it up for v2.6.25, for 
> > the time being.
> 
> I had run into the issue with experimental code of mine quite a while 
> back (i.e. I don't even recall what exactly I was doing back then). 
> After that I just continued to keep the fix (which I had submitted 
> before, but which collided with something in Andi's tree back then 
> iirc).

i'd be inclined to have it in the for-2.6.25 queue then - even plain 
bugfixes in the pageattr code have broken boxes in the past, so this 
isnt something we want to touch so late in the cycle. (We can still 
reprioritize it if a serious regression pops up that this addresses.)

	Ingo
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