From e53fb04fce6d246ebed755b904ed1b0b814a754c Mon Sep 17 00:00:00 2001
From: Pekka Enberg <penberg@cs.helsinki.fi>
Date: Thu, 5 Mar 2009 14:55:07 +0200
Subject: x86: unify kernel_physical_mapping_init() function signatures

Impact: cleanup

In preparation for moving the function declaration to a header file,
unify 32-bit and 64-bit signatures.

Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <1236257708-27269-16-git-send-email-penberg@cs.helsinki.fi>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
 arch/x86/mm/init_32.c | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

(limited to 'arch/x86/mm/init_32.c')

diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
index e9df0d9cdeb..5ca9c6c3439 100644
--- a/arch/x86/mm/init_32.c
+++ b/arch/x86/mm/init_32.c
@@ -223,10 +223,13 @@ static inline int is_kernel_text(unsigned long addr)
  * of max_low_pfn pages, by creating page tables starting from address
  * PAGE_OFFSET:
  */
-void __init kernel_physical_mapping_init(unsigned long start_pfn,
-					 unsigned long end_pfn,
-					 int use_pse)
+unsigned long __init
+kernel_physical_mapping_init(unsigned long start,
+			     unsigned long end,
+			     unsigned long page_size_mask)
 {
+	int use_pse = page_size_mask == (1<<PG_LEVEL_2M);
+	unsigned long start_pfn, end_pfn;
 	pgd_t *pgd_base = swapper_pg_dir;
 	int pgd_idx, pmd_idx, pte_ofs;
 	unsigned long pfn;
@@ -236,6 +239,9 @@ void __init kernel_physical_mapping_init(unsigned long start_pfn,
 	unsigned pages_2m, pages_4k;
 	int mapping_iter;
 
+	start_pfn = start >> PAGE_SHIFT;
+	end_pfn = end >> PAGE_SHIFT;
+
 	/*
 	 * First iteration will setup identity mapping using large/small pages
 	 * based on use_pse, with other attributes same as set by
@@ -350,6 +356,7 @@ repeat:
 		mapping_iter = 2;
 		goto repeat;
 	}
+	return 0;
 }
 
 pte_t *kmap_pte;
-- 
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