[PATCH 10/24] HWPOISON: remove the free buddy page handler

[Wu Fengguang <fengguang.wu@intel.com>]

[-- Attachment #1: hwpoison-remove-free-handler.patch --]
[-- Type: text/plain, Size: 981 bytes --]

The buddy page has already be handled in the very beginning.
So remove redundant code.

CC: Andi Kleen <andi@firstfloor.org>
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
---
 mm/memory-failure.c |    9 ---------
 1 file changed, 9 deletions(-)

--- linux-mm.orig/mm/memory-failure.c	2009-11-09 10:57:50.000000000 +0800
+++ linux-mm/mm/memory-failure.c	2009-11-09 10:59:26.000000000 +0800
@@ -379,14 +379,6 @@ static int me_unknown(struct page *p, un
 }
 
 /*
- * Free memory
- */
-static int me_free(struct page *p, unsigned long pfn)
-{
-	return DELAYED;
-}
-
-/*
  * Clean (or cleaned) page cache page.
  */
 static int me_pagecache_clean(struct page *p, unsigned long pfn)
@@ -592,7 +584,6 @@ static struct page_state {
 	int (*action)(struct page *p, unsigned long pfn);
 } error_states[] = {
 	{ reserved,	reserved,	"reserved kernel",	me_ignore },
-	{ buddy,	buddy,		"free kernel",	me_free },
 
 	/*
 	 * Could in theory check if slab page is free or if we can drop