tree a3dc707a8daa6d28e1b1b0d8315dcc5c5339ed59
parent d95ea51e3a7e9ee051d19f1dd283ca61d1aa5ec6
author Wu Fengguang <fengguang.wu@intel.com> 1260962398 +0100
committer Andi Kleen <ak@linux.intel.com> 1260962398 +0100

HWPOISON: return 0 to indicate success reliably

Return 0 to indicate success, when
- action result is RECOVERED or DELAYED
- no extra page reference

Note that dirty swapcache pages are kept in swapcache, so can have one
more reference count.

Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>