Messages in this thread | | | Subject | Re: [PATCH -v2] rmap: make anon_vma_prepare link in all the anon_vmas of a mergeable VMA | From | Peter Zijlstra <> | Date | Mon, 12 Apr 2010 21:44:34 +0200 |
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On Mon, 2010-04-12 at 21:30 +0200, Peter Zijlstra wrote: > > We could here return a non-valid and already freed anon_vma. > OK, so non of the users of page_lock_anon_vma() with exception of the memory-failure.c one could really care. And all of them seem to be safe enough wrt dealing with a dead one.
So unless people care, I'm going to not spend more time on trying to make page_lock_anon_vma() behave.
Instead I'll try and see wth it is that migrate.c and rmap_walk_anon are doing.
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