--- osdep.c.orig	Mon Feb 21 21:10:36 2005
+++ osdep.c	Wed Mar 23 18:10:33 2005
@@ -321,6 +321,7 @@
     char phys_ram_file[1024];
     void *ptr;
 
+#if 0
     if (phys_ram_fd < 0) {
         tmpdir = getenv("QEMU_TMPDIR");
         if (!tmpdir)
@@ -349,12 +350,20 @@
         }
         unlink(phys_ram_file);
     }
+#endif
     size = (size + 4095) & ~4095;
+#if 0
     ftruncate(phys_ram_fd, phys_ram_size + size);
     ptr = mmap(NULL, 
                size, 
                PROT_WRITE | PROT_READ, MAP_SHARED, 
                phys_ram_fd, phys_ram_size);
+#else
+    ptr = mmap(NULL, 
+               size, 
+               PROT_WRITE | PROT_READ, MAP_PRIVATE|MAP_ANON, 
+               -1, 0);
+#endif
     if (ptr == MAP_FAILED) {
         fprintf(stderr, "Could not map physical memory\n");
         exit(1);