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Message-Id: <1352826834-11774-10-git-send-email-mingo@kernel.org>
Date:	Tue, 13 Nov 2012 18:13:32 +0100
From:	Ingo Molnar <mingo@...nel.org>
To:	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Cc:	Paul Turner <pjt@...gle.com>,
	Lee Schermerhorn <Lee.Schermerhorn@...com>,
	Christoph Lameter <cl@...ux.com>,
	Rik van Riel <riel@...hat.com>, Mel Gorman <mgorman@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ralf Baechle <ralf@...ux-mips.org>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>,
	Peter Zijlstra <peterz@...radead.org>
Subject: [PATCH 09/31] sched, numa, mm, MIPS/thp: Add pmd_pgprot() implementation

From: Ralf Baechle <ralf@...ux-mips.org>

Add the pmd_pgprot() method that will be needed
by the new NUMA code.

Reported-by: Stephen Rothwell <sfr@...b.auug.org.au>
Signed-off-by: Ralf Baechle <ralf@...ux-mips.org>
Cc: Martin Schwidefsky <schwidefsky@...ibm.com>
Cc: Heiko Carstens <heiko.carstens@...ibm.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/mips/include/asm/pgtable.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h
index c02158b..bbe4cda 100644
--- a/arch/mips/include/asm/pgtable.h
+++ b/arch/mips/include/asm/pgtable.h
@@ -89,6 +89,8 @@ static inline int is_zero_pfn(unsigned long pfn)
 
 extern void paging_init(void);
 
+#define pmd_pgprot(x)		__pgprot(pmd_val(x) & ~_PAGE_CHG_MASK)
+
 /*
  * Conversion functions: convert a page and protection to a page entry,
  * and a page entry and page directory to the page they refer to.
-- 
1.7.11.7

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