Messages in this thread | | | Subject | Re: [patch] mm, hugetlb: close race when setting PageTail for gigantic pages | From | Davidlohr Bueso <> | Date | Tue, 24 Feb 2015 18:20:24 -0800 |
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On Tue, 2015-02-24 at 16:16 -0800, David Rientjes wrote: > Now that gigantic pages are dynamically allocatable, care must be taken > to ensure that p->first_page is valid before setting PageTail. > > If this isn't done, then it is possible to race and have compound_head() > return NULL. > > Signed-off-by: David Rientjes <rientjes@google.com>
Acked-by: Davidlohr Bueso <dave@stgolabs.net>
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