linux-kernel - [tip:x86/mm] x86: ifdef 32-bit and 64-bit NR_RANGE_MR for save

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Message-ID: <tip-b47e3418c52b26f6143fc696326ae52a21324551@git.kernel.org>
Date:	Thu, 5 Mar 2009 13:38:09 GMT
From:	Pekka Enberg <penberg@...helsinki.fi>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
	yinghai@...nel.org, penberg@...helsinki.fi, tglx@...utronix.de,
	mingo@...e.hu
Subject: [tip:x86/mm] x86: ifdef 32-bit and 64-bit NR_RANGE_MR for save_mr() unification

Commit-ID:  b47e3418c52b26f6143fc696326ae52a21324551
Gitweb:     http://git.kernel.org/tip/b47e3418c52b26f6143fc696326ae52a21324551
Author:     "Pekka Enberg" <penberg@...helsinki.fi>
AuthorDate: Thu, 5 Mar 2009 14:55:03 +0200
Commit:     Ingo Molnar <mingo@...e.hu>
CommitDate: Thu, 5 Mar 2009 14:17:16 +0100

x86: ifdef 32-bit and 64-bit NR_RANGE_MR for save_mr() unification

Impact: cleanup

As a trivial preparation for moving common code to arc/x86/mm/init.c,
ifdef the 32-bit and 64-bit versions of NR_RANGE_MR.

Signed-off-by: Pekka Enberg <penberg@...helsinki.fi>
Cc: Yinghai Lu <yinghai@...nel.org>
LKML-Reference: <1236257708-27269-12-git-send-email-penberg@...helsinki.fi>
Signed-off-by: Ingo Molnar <mingo@...e.hu>


---
 arch/x86/mm/init_32.c |    4 ++++
 arch/x86/mm/init_64.c |    4 ++++
 2 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
index 34760e4..f59e9b8 100644
--- a/arch/x86/mm/init_32.c
+++ b/arch/x86/mm/init_32.c
@@ -900,7 +900,11 @@ struct map_range {
 	unsigned page_size_mask;
 };
 
+#ifdef CONFIG_X86_32
 #define NR_RANGE_MR 3
+#else /* CONFIG_X86_64 */
+#define NR_RANGE_MR 5
+#endif
 
 static int save_mr(struct map_range *mr, int nr_range,
 		   unsigned long start_pfn, unsigned long end_pfn,
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index d99bc6a..d101990 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -660,7 +660,11 @@ struct map_range {
 	unsigned page_size_mask;
 };
 
+#ifdef CONFIG_X86_32
+#define NR_RANGE_MR 3
+#else /* CONFIG_X86_64 */
 #define NR_RANGE_MR 5
+#endif
 
 static int save_mr(struct map_range *mr, int nr_range,
 		   unsigned long start_pfn, unsigned long end_pfn,
--
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