On Fri, 2 Mar 2012 14:53:32 -0800 (PST)Hugh Dickins <hughd@google.com> wrote:> Subject: Re: exit_mmap() BUG_ON triggering since 3.1> ...> Subject: [PATCH] mm: thp: fix BUG on mm->nr_ptesSo it's needed in 3.1.x and 3.2.x?