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authorPekka Enberg <penberg@cs.helsinki.fi>2009-03-05 14:55:01 +0200
committerIngo Molnar <mingo@elte.hu>2009-03-05 14:17:15 +0100
commit01ced9ec14ad1b4f8a533c2f2b5a4fe4c92c1099 (patch)
treec40e6de0257182517e65ae0133e2b8a0d96d14a1 /arch/x86/mm/init_64.c
parentd58e854e36ddf241ebc243e4122c5ab087bf38df (diff)
downloadlinux-01ced9ec14ad1b4f8a533c2f2b5a4fe4c92c1099.tar.gz
x86: ifdef 32-bit and 64-bit setup in init_memory_mapping()
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.

Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <1236257708-27269-10-git-send-email-penberg@cs.helsinki.fi>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/mm/init_64.c')
-rw-r--r--arch/x86/mm/init_64.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index e4fadea2e521..5ecb23a57d2f 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)