powerpc/mm: Use page fragments for allocation page table at PMD level

[linux-2.6-block.git] / arch / powerpc / include / asm / book3s / 64 / pgtable.h

diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h
index c9db19512b3cbe17cc57cb7b0591ab68068e93e1..c233915abb68ea7698950cf17b14d9e31fc2ed06 100644 (file)
--- a/arch/powerpc/include/asm/book3s/64/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable.h
@@ -212,13 +212,13 @@ extern unsigned long __pte_index_size;
 extern unsigned long __pmd_index_size;
 extern unsigned long __pud_index_size;
 extern unsigned long __pgd_index_size;
-extern unsigned long __pmd_cache_index;
 extern unsigned long __pud_cache_index;
 #define PTE_INDEX_SIZE  __pte_index_size
 #define PMD_INDEX_SIZE  __pmd_index_size
 #define PUD_INDEX_SIZE  __pud_index_size
 #define PGD_INDEX_SIZE  __pgd_index_size
-#define PMD_CACHE_INDEX __pmd_cache_index
+/* pmd table use page table fragments */
+#define PMD_CACHE_INDEX  0
 #define PUD_CACHE_INDEX __pud_cache_index
 /*
  * Because of use of pte fragments and THP, size of page table