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authorRalf Baechle <ralf@linux-mips.org>2007-07-31 21:47:03 +0100
committerRalf Baechle <ralf@linux-mips.org>2007-08-27 02:16:48 +0100
commit4c8081e4696c7afc61930e4a49a6fa55c545b7e0 (patch)
tree070cd7db64adfe20b94ed5608c16abcdab869cda /include
parent50c46637aa894f904e2fb39086a3d7732f68bd50 (diff)
[MIPS] Fix computation of PGDIR_SHIFT for 16K pagesize on 32-bit kernels.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include')
-rw-r--r--include/asm-mips/pgtable-32.h6
1 files changed, 1 insertions, 5 deletions
diff --git a/include/asm-mips/pgtable-32.h b/include/asm-mips/pgtable-32.h
index 2fbd47eba32d..ff2948513f8e 100644
--- a/include/asm-mips/pgtable-32.h
+++ b/include/asm-mips/pgtable-32.h
@@ -43,11 +43,7 @@ extern int add_temporary_entry(unsigned long entrylo0, unsigned long entrylo1,
*/
/* PGDIR_SHIFT determines what a third-level page table entry can map */
-#ifdef CONFIG_64BIT_PHYS_ADDR
-#define PGDIR_SHIFT 21
-#else
-#define PGDIR_SHIFT 22
-#endif
+#define PGDIR_SHIFT (2 * PAGE_SHIFT + PTE_ORDER - PTE_T_LOG2)
#define PGDIR_SIZE (1UL << PGDIR_SHIFT)
#define PGDIR_MASK (~(PGDIR_SIZE-1))