From 16b3b63f06c1ea17da484aeebea4a57fb2a6e44a Mon Sep 17 00:00:00 2001
From: Robert Morris <rtm@csail.mit.edu>
Date: Wed, 6 Nov 2019 11:18:43 -0500
Subject: grind: run parallel system calls forever

---
 user/usertests.c | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

(limited to 'user/usertests.c')

diff --git a/user/usertests.c b/user/usertests.c
index 8d1d06a..9aa0ed4 100644
--- a/user/usertests.c
+++ b/user/usertests.c
@@ -1038,11 +1038,15 @@ concreate(char *s)
       close(open(file, 0));
       close(open(file, 0));
       close(open(file, 0));
+      close(open(file, 0));
+      close(open(file, 0));
     } else {
       unlink(file);
       unlink(file);
       unlink(file);
       unlink(file);
+      unlink(file);
+      unlink(file);
     }
     if(pid == 0)
       exit(0);
@@ -1106,7 +1110,7 @@ bigdir(char *s)
     name[2] = '0' + (i % 64);
     name[3] = '\0';
     if(link("bd", name) != 0){
-      printf("%s: bigdir link failed\n", s);
+      printf("%s: bigdir link(bd, %s) failed\n", s, name);
       exit(1);
     }
   }
@@ -1335,8 +1339,8 @@ bigfile(char *s)
   enum { N = 20, SZ=600 };
   int fd, i, total, cc;
 
-  unlink("bigfile");
-  fd = open("bigfile", O_CREATE | O_RDWR);
+  unlink("bigfile.dat");
+  fd = open("bigfile.dat", O_CREATE | O_RDWR);
   if(fd < 0){
     printf("%s: cannot create bigfile", s);
     exit(1);
@@ -1350,7 +1354,7 @@ bigfile(char *s)
   }
   close(fd);
 
-  fd = open("bigfile", 0);
+  fd = open("bigfile.dat", 0);
   if(fd < 0){
     printf("%s: cannot open bigfile\n", s);
     exit(1);
@@ -1379,7 +1383,7 @@ bigfile(char *s)
     printf("%s: read bigfile wrong total\n", s);
     exit(1);
   }
-  unlink("bigfile");
+  unlink("bigfile.dat");
 }
 
 void
-- 
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