linux-kernel - [PATCH 41/43] memblock: Protect memblock.h with CONFIG_HAVE

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Date:	Fri,  6 Aug 2010 15:15:22 +1000
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	linux-kernel@...r.kernel.org
Cc:	linux-mm@...ck.org, torvalds@...ux-foundation.org,
	Yinghai Lu <yinghai@...nel.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Subject: [PATCH 41/43] memblock: Protect memblock.h with CONFIG_HAVE_MEMBLOCK

From: Yinghai Lu <yinghai@...nel.org>

This should make it easier to catch/debug incorrect use when
the CONFIG_ option isn't set.

Signed-off-by: Yinghai Lu <yinghai@...nel.org>
Signed-off-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>
---
 include/linux/memblock.h |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index dfa6449..c24b278 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -2,6 +2,7 @@
 #define _LINUX_MEMBLOCK_H
 #ifdef __KERNEL__
 
+#ifdef CONFIG_HAVE_MEMBLOCK
 /*
  * Logical memory blocks.
  *
@@ -148,6 +149,8 @@ static inline unsigned long memblock_region_pages(const struct memblock_region *
 	     region++)
 
 
+#endif /* CONFIG_HAVE_MEMBLOCK */
+
 #endif /* __KERNEL__ */
 
 #endif /* _LINUX_MEMBLOCK_H */
-- 
1.7.0.4

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