linux-kernel - [PATCH] hugetlb: Provide a default HPAGE_SHIFT if !CONFIG_HUGETLB

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Message-Id: <1321472611-13283-1-git-send-email-ddaney.cavm@gmail.com>
Date:	Wed, 16 Nov 2011 11:43:31 -0800
From:	David Daney <ddaney.cavm@...il.com>
To:	linux-mips@...ux-mips.org, ralf@...ux-mips.org,
	William Irwin <wli@...omorphy.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Cc:	David Daney <david.daney@...ium.com>
Subject: [PATCH] hugetlb: Provide a default HPAGE_SHIFT if !CONFIG_HUGETLB_PAGE

From: David Daney <david.daney@...ium.com>

This is required now to get MIPS kernels to compile with
!CONFIG_HUGETLB_PAGE.

Signed-off-by: David Daney <david.daney@...ium.com>
---
 include/linux/hugetlb.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 19644e0..746d543 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -113,6 +113,7 @@ static inline void copy_huge_page(struct page *dst, struct page *src)
 #ifndef HPAGE_MASK
 #define HPAGE_MASK	PAGE_MASK		/* Keep the compiler happy */
 #define HPAGE_SIZE	PAGE_SIZE
+#define HPAGE_SHIFT	PAGE_SHIFT
 #endif
 
 #endif /* !CONFIG_HUGETLB_PAGE */
-- 
1.7.2.3

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