--- NVIDIA_kernel-1.0-4363/nv-linux.h.orig	Sun Jul  6 14:42:34 2003
+++ NVIDIA_kernel-1.0-4363/nv-linux.h	Mon Jul  7 14:57:02 2003
@@ -225,6 +225,18 @@
     }
 #endif
 
+#if defined(pmd_offset_map)
+#define NV_PMD_OFFSET(address, pg_dir, pg_mid_dir) \
+    { \
+        pmd_t *pg_mid_dir__ = pmd_offset_map(pg_dir, address); \
+        pg_mid_dir = *pg_mid_dir__; \
+        pmd_unmap(pg_mid_dir__); \
+    }
+#else
+#define NV_PMD_OFFSET(address, pg_dir, pg_mid_dir) \
+    pg_mid_dir = *pmd_offset(pg_dir, address)
+#endif
+
 #define NV_PAGE_ALIGN(addr)             ( ((addr) + PAGE_SIZE - 1) / PAGE_SIZE)
 #define NV_MASK_OFFSET(addr)            ( (addr) & (PAGE_SIZE - 1) )
 
--- NVIDIA_kernel-1.0-4363/nv.c.orig	Sun Jul  6 14:45:36 2003
+++ NVIDIA_kernel-1.0-4363/nv.c	Sun Jul  6 14:58:55 2003
@@ -2084,7 +2084,7 @@
 nv_get_phys_address(unsigned long address)
 {
     pgd_t *pg_dir;
-    pmd_t *pg_mid_dir;
+    pmd_t pg_mid_dir;
     pte_t pte;
 
 #if defined(NVCPU_IA64)
@@ -2105,11 +2105,12 @@
     if (pgd_none(*pg_dir))
         goto failed;
 
-    pg_mid_dir = pmd_offset(pg_dir, address);
-    if (pmd_none(*pg_mid_dir))
+    NV_PMD_OFFSET(address, pg_dir, pg_mid_dir);
+
+    if (pmd_none(pg_mid_dir))
         goto failed;
 
-    NV_PTE_OFFSET(address, pg_mid_dir, pte);
+    NV_PTE_OFFSET(address, &pg_mid_dir, pte);
 
     if (!pte_present(pte))
         goto failed;