Nice layout for a printout of the code

bio.c

@@ -138,4 +138,6 @@ brelse(struct buf *b)
 
   release(&bcache.lock);
 }
+//PAGEBREAK!
+// Blank page.
 

file.h

@@ -36,3 +36,6 @@ struct devsw {
 extern struct devsw devsw[];
 
 #define CONSOLE 1
+
+//PAGEBREAK!
+// Blank page.

log.c

@@ -227,6 +227,3 @@ log_write(struct buf *b)
   b->flags |= B_DIRTY; // prevent eviction
 }
 
-//PAGEBREAK!
-// Blank page.
-

main.c

@@ -113,4 +113,7 @@ pde_t entrypgdir[NPDENTRIES] = {
 
 //PAGEBREAK!
 // Blank page.
-
+//PAGEBREAK!
+// Blank page.
+//PAGEBREAK!
+// Blank page.

mp.h

@@ -52,3 +52,5 @@ struct mpioapic {       // I/O APIC table entry
 #define MPIOINTR  0x03  // One per bus interrupt source
 #define MPLINTR   0x04  // One per system interrupt source
 
+//PAGEBREAK!
+// Blank page.

runoff.spec

 # Is sheet 01 (after the TOC) a left sheet or a right sheet?
-sheet1: right
+sheet1: left
 
 # "left" and "right" specify which page of a two-page spread a file
 # must start on.  "left" means that a file must start on the first of

vm.c

@@ -376,3 +376,11 @@ copyout(pde_t *pgdir, uint va, void *p, uint len)
   }
   return 0;
 }
+
+//PAGEBREAK!
+// Blank page.
+//PAGEBREAK!
+// Blank page.
+//PAGEBREAK!
+// Blank page.
+