- remove obsolete liness

- remove typos
- add comments



git-svn-id: http://svn.lfbs.rwth-aachen.de/svn/scc/trunk/MetalSVM@148 315a16e6-25f9-4109-90ae-ca3045a26c18

mm/memory.c

@@ -33,6 +33,8 @@
 /* 
  * 0 => free
  * 1 => occupied
+ * 
+ * Set whole address space as occupied
  */
 static uint8_t	 	bitmap[BITMAP_SIZE] = {[0 ... BITMAP_SIZE-1] = 0xFF};
 static spinlock_t	bitmap_lock = SPINLOCK_INIT;
@@ -85,10 +87,6 @@ int mmu_init(void)
 	unsigned int i; 
 	size_t addr, end_addr;
 
-	/* set whole address space as occupied */
-	// array is already initialized (see declaration)
-	//memset(bitmap, 0xFF, sizeof(uint8_t)*BITMAP_SIZE);
-
 #ifdef CONFIG_MULTIBOOT
 	if (mb_info && (mb_info->flags & (1 << 6))) {
 		multiboot_memory_map_t* mmap = (multiboot_memory_map_t*) mb_info->mmap_addr;
@@ -116,7 +114,7 @@ int mmu_init(void)
 	}
 
 	/* 
-	 * Modules like init ram disk are already loaded.
+	 * Modules like the init ram disk are already loaded.
 	 * Therefore, we set these pages as used.
 	 */
 	if (mb_info && (mb_info->flags & (1 << 3))) {