X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=grading%2Fvm%2Fpage-merge-par.c;h=36f7840bdf68b88053726690548e2e08fcaa344f;hb=365877dfb6d7438056b1a87cedb059e2c28e00d8;hp=c602d160269e58786c2ebf3977b20a38be31f6e3;hpb=9f45770b97fc271a0cc70647aa42353d23faba34;p=pintos-anon

diff --git a/grading/vm/page-merge-par.c b/grading/vm/page-merge-par.c
index c602d16..36f7840 100644
--- a/grading/vm/page-merge-par.c
+++ b/grading/vm/page-merge-par.c
@@ -5,9 +5,12 @@
 #else
 #include "posix-compat.h"
 #endif
-#include "arc4.h"
+#include "../lib/arc4.h"
 
-#define CHUNK_SIZE (63 * 1024)                  /* Max file size. */
+/* This is the max file size for an older version of the Pintos
+   file system that had 126 direct blocks each pointing to a
+   single disk sector.  We could raise it now. */
+#define CHUNK_SIZE (126 * 512)
 #define CHUNK_CNT 8                             /* Number of chunks. */
 #define DATA_SIZE (CHUNK_CNT * CHUNK_SIZE)      /* Buffer size. */
 
@@ -32,7 +35,7 @@ init (void)
 
 /* Sort each chunk of buf1 using a subprocess. */
 static void
-sort (void)
+sort_chunks (void)
 {
   pid_t children[CHUNK_CNT];
   size_t i;
@@ -72,9 +75,9 @@ sort (void)
       char fn[128];
       int fd;
 
-      if (join (children[i]) != 123) 
+      if (wait (children[i]) != 123) 
         {
-          printf ("(page-merge-par) join(exec()) returned bad value\n");
+          printf ("(page-merge-par) wait(exec()) returned bad value\n");
           exit (1);
         }
 
@@ -159,7 +162,7 @@ main (void)
 {
   printf ("(page-merge-par) begin\n");
   init ();
-  sort ();
+  sort_chunks ();
   merge ();
   verify ();
   printf ("(page-merge-par) end\n");