HWPOISON, hugetlb: detect hwpoison in hugetlb code
authorNaoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Fri, 28 May 2010 00:29:21 +0000 (09:29 +0900)
committerAndi Kleen <ak@linux.intel.com>
Wed, 11 Aug 2010 07:23:01 +0000 (09:23 +0200)
commitfd6a03edd271cf2d69a61aa8df98dd05fa6b9afd
tree32d3e89f1f66a3d9b68bccc88fec548acc361bf5
parent93f70f900da36fbc19c13c2aa04b2e468c8d00fb
HWPOISON, hugetlb: detect hwpoison in hugetlb code

This patch enables to block access to hwpoisoned hugepage and
also enables to block unmapping for it.

Dependency:
  "HWPOISON, hugetlb: enable error handling path for hugepage"

Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Fengguang Wu <fengguang.wu@intel.com>
Acked-by: Mel Gorman <mel@csn.ul.ie>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
mm/hugetlb.c