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-rw-r--r--arch/s390/mm/init.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index 248a71010700..8053245fe259 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -112,8 +112,9 @@ void __init paging_init(void)
112 init_mm.pgd = swapper_pg_dir; 112 init_mm.pgd = swapper_pg_dir;
113 S390_lowcore.kernel_asce = __pa(init_mm.pgd) & PAGE_MASK; 113 S390_lowcore.kernel_asce = __pa(init_mm.pgd) & PAGE_MASK;
114#ifdef CONFIG_64BIT 114#ifdef CONFIG_64BIT
115 S390_lowcore.kernel_asce |= _ASCE_TYPE_REGION2 | _ASCE_TABLE_LENGTH; 115 /* A three level page table (4TB) is enough for the kernel space. */
116 pgd_type = _REGION2_ENTRY_EMPTY; 116 S390_lowcore.kernel_asce |= _ASCE_TYPE_REGION3 | _ASCE_TABLE_LENGTH;
117 pgd_type = _REGION3_ENTRY_EMPTY;
117#else 118#else
118 S390_lowcore.kernel_asce |= _ASCE_TABLE_LENGTH; 119 S390_lowcore.kernel_asce |= _ASCE_TABLE_LENGTH;
119 pgd_type = _SEGMENT_ENTRY_EMPTY; 120 pgd_type = _SEGMENT_ENTRY_EMPTY;