Messages in this thread | | | Date | Wed, 10 Sep 2014 12:02:53 -0700 (PDT) | From | David Rientjes <> | Subject | Re: [PATCH] mm: page_alloc: Make paranoid check in move_freepages a VM_BUG_ON |
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On Tue, 9 Sep 2014, Mel Gorman wrote:
> Since 2.6.24 there has been a paranoid check in move_freepages that looks > up the zone of two pages. This is a very slow path and the only time I've > seen this bug trigger recently is when memory initialisation was broken > during patch development. Despite the fact it's a slow path, this patch > converts the check to a VM_BUG_ON anyway as it is served its purpose by now. > > Signed-off-by: Mel Gorman <mgorman@suse.de>
Acked-by: David Rientjes <rientjes@google.com>
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