From 28ae55c98e4d16eac9a05a8a259d7763ef3aeb18 Mon Sep 17 00:00:00 2001
From: Dave Hansen <haveblue@us.ibm.com>
Date: Sat, 3 Sep 2005 15:54:29 -0700
Subject: [PATCH] sparsemem extreme: hotplug preparation

This splits up sparse_index_alloc() into two pieces.  This is needed
because we'll allocate the memory for the second level in a different place
from where we actually consume it to keep the allocation from happening
underneath a lock

Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Bob Picco <bob.picco@hp.com>
Cc: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 include/linux/mmzone.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'include')

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 79cf578e21b9..5ed471b58f4f 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -588,6 +588,7 @@ static inline int pfn_valid(unsigned long pfn)
 void sparse_init(void);
 #else
 #define sparse_init()	do {} while (0)
+#define sparse_index_init(_sec, _nid)  do {} while (0)
 #endif /* CONFIG_SPARSEMEM */
 
 #ifdef CONFIG_NODES_SPAN_OTHER_NODES
-- 
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