linux-kernel - [PATCH 1/1] hugetlb: remove unused variable warning

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Message-Id: <1217089277-29626-1-git-send-email-righi.andrea@gmail.com>
Date:	Sat, 26 Jul 2008 18:21:17 +0200
From:	Andrea Righi <righi.andrea@...il.com>
To:	Andi Kleen <ak@...e.de>
Cc:	akpm@...ux-foundation.org, torvalds@...ux-foundation.org,
	linux-kernel@...r.kernel.org, Andrea Righi <righi.andrea@...il.com>
Subject: [PATCH 1/1] hugetlb: remove unused variable warning

Remove the following warning when CONFIG_HUGETLB_PAGE is not set:

	ipc/shm.c: In function ‘shm_get_stat’:
	ipc/shm.c:565: warning: unused variable ‘h’

Signed-off-by: Andrea Righi <righi.andrea@...il.com>
---
 include/linux/hugetlb.h |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 9a71d4c..6881313 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -273,7 +273,10 @@ struct hstate {};
 #define huge_page_mask(h) PAGE_MASK
 #define huge_page_order(h) 0
 #define huge_page_shift(h) PAGE_SHIFT
-#define pages_per_huge_page(h) 1
+static inline unsigned int pages_per_huge_page(struct hstate *h)
+{
+        return 1;
+}
 #endif
 
 #endif /* _LINUX_HUGETLB_H */
-- 
1.5.4.3

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