[PATCH 10/17] x86: ifdef 32-bit and 64-bit setup in init_memory_mapping()

[Pekka Enberg]

Impact: cleanup

To reduce the diff between the 32-bit and 64-bit versions of
init_memory_mapping(), ifdef configuration specific setup code in the function.

Cc: Yinghai Lu <yinghai@xxxxxxxxxx>
Signed-off-by: Pekka Enberg <penberg@xxxxxxxxxxxxxx>
---
 arch/x86/mm/init_32.c |    6 ++++++
 arch/x86/mm/init_64.c |    8 ++++++++
 2 files changed, 14 insertions(+), 0 deletions(-)

diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
index 0a3707f..3f91bdc 100644
--- a/arch/x86/mm/init_32.c
+++ b/arch/x86/mm/init_32.c
@@ -1054,10 +1054,16 @@ unsigned long __init_refok init_memory_mapping(unsigned long start,
 						   mr[i].page_size_mask);
 #endif
 
+#ifdef CONFIG_X86_32
 	early_ioremap_page_table_range_init();
 
 	load_cr3(swapper_pg_dir);
+#endif
 
+#ifdef CONFIG_X86_64
+	if (!after_bootmem)
+		mmu_cr4_features = read_cr4();
+#endif
 	__flush_tlb_all();
 
 	if (!after_bootmem && table_end > table_start)
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index e4fadea..5ecb23a 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -832,8 +832,16 @@ unsigned long __init_refok init_memory_mapping(unsigned long start,
 						   mr[i].page_size_mask);
 #endif
 
+#ifdef CONFIG_X86_32
+	early_ioremap_page_table_range_init();
+
+	load_cr3(swapper_pg_dir);
+#endif
+
+#ifdef CONFIG_X86_64
 	if (!after_bootmem)
 		mmu_cr4_features = read_cr4();
+#endif
 	__flush_tlb_all();
 
 	if (!after_bootmem && table_end > table_start)
-- 
1.5.4.3

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