From 863981e96738983919de841ec669e157e6bdaeb0 Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Sun, 11 Sep 2016 04:34:46 -0300
Subject: Linux-libre 4.7.1-gnu

---
 arch/mips/include/asm/pgtable-64.h | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

(limited to 'arch/mips/include/asm/pgtable-64.h')

diff --git a/arch/mips/include/asm/pgtable-64.h b/arch/mips/include/asm/pgtable-64.h
index cf661a2fb..514cbc0a6 100644
--- a/arch/mips/include/asm/pgtable-64.h
+++ b/arch/mips/include/asm/pgtable-64.h
@@ -17,7 +17,7 @@
 #include <asm/cachectl.h>
 #include <asm/fixmap.h>
 
-#ifdef CONFIG_PAGE_SIZE_64KB
+#if defined(CONFIG_PAGE_SIZE_64KB) && !defined(CONFIG_MIPS_VA_BITS_48)
 #include <asm-generic/pgtable-nopmd.h>
 #else
 #include <asm-generic/pgtable-nopud.h>
@@ -90,7 +90,11 @@
 #define PTE_ORDER		0
 #endif
 #ifdef CONFIG_PAGE_SIZE_16KB
-#define PGD_ORDER		0
+#ifdef CONFIG_MIPS_VA_BITS_48
+#define PGD_ORDER               1
+#else
+#define PGD_ORDER               0
+#endif
 #define PUD_ORDER		aieeee_attempt_to_allocate_pud
 #define PMD_ORDER		0
 #define PTE_ORDER		0
@@ -104,7 +108,11 @@
 #ifdef CONFIG_PAGE_SIZE_64KB
 #define PGD_ORDER		0
 #define PUD_ORDER		aieeee_attempt_to_allocate_pud
+#ifdef CONFIG_MIPS_VA_BITS_48
+#define PMD_ORDER		0
+#else
 #define PMD_ORDER		aieeee_attempt_to_allocate_pmd
+#endif
 #define PTE_ORDER		0
 #endif
 
@@ -114,11 +122,7 @@
 #endif
 #define PTRS_PER_PTE	((PAGE_SIZE << PTE_ORDER) / sizeof(pte_t))
 
-#if PGDIR_SIZE >= TASK_SIZE64
-#define USER_PTRS_PER_PGD	(1)
-#else
-#define USER_PTRS_PER_PGD	(TASK_SIZE64 / PGDIR_SIZE)
-#endif
+#define USER_PTRS_PER_PGD       ((TASK_SIZE64 / PGDIR_SIZE)?(TASK_SIZE64 / PGDIR_SIZE):1)
 #define FIRST_USER_ADDRESS	0UL
 
 /*
-- 
cgit v1.2.3-54-g00ecf