If application does mlockall(MCL_FUTURE) it is no longer possible to mmap file bigger than main memory or allocate big area of anonymous memory. Sometimes it is desirable to lock everything related to ...
Cc: kosaki.motohiro@jp.fujitsu.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-api@vger.kernel.org, akpm@linux-foundation.org, andrew.c.morrow@gmail.com ...