Re: [PATCH 3/4] Check whether pages are poisoned before copying

Andi Kleen
2011-03-17T04:14:31Z

On Thu, Mar 17, 2011 at 11:32:55AM +0900, Hidetoshi Seto wrote:
> So to avoid the above problem, add poison checks for both of 4K pages
> and the THP before copying in __collapse_huge_page_copy().

I don't think you need the check for the huge page -- it should not be allocated
in this case.

-Andi