From 4f670845ff9ab6c48bcb5f7bf4d4ef6dc3c3064b Mon Sep 17 00:00:00 2001
From: manuel <manuel@mausz.at>
Date: Tue, 27 Mar 2012 11:51:08 +0200
Subject: reorganize file structure to match the upstream requirements

---
 tests/filesys/base/child-syn-read.c | 44 +++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 tests/filesys/base/child-syn-read.c

(limited to 'tests/filesys/base/child-syn-read.c')

diff --git a/tests/filesys/base/child-syn-read.c b/tests/filesys/base/child-syn-read.c
new file mode 100644
index 0000000..77a5e26
--- /dev/null
+++ b/tests/filesys/base/child-syn-read.c
@@ -0,0 +1,44 @@
+/* Child process for syn-read test.
+   Reads the contents of a test file a byte at a time, in the
+   hope that this will take long enough that we can get a
+   significant amount of contention in the kernel file system
+   code. */
+
+#include <random.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <syscall.h>
+#include "tests/lib.h"
+#include "tests/filesys/base/syn-read.h"
+
+const char *test_name = "child-syn-read";
+
+static char buf[BUF_SIZE];
+
+int
+main (int argc, const char *argv[]) 
+{
+  int child_idx;
+  int fd;
+  size_t i;
+
+  quiet = true;
+  
+  CHECK (argc == 2, "argc must be 2, actually %d", argc);
+  child_idx = atoi (argv[1]);
+
+  random_init (0);
+  random_bytes (buf, sizeof buf);
+
+  CHECK ((fd = open (file_name)) > 1, "open \"%s\"", file_name);
+  for (i = 0; i < sizeof buf; i++) 
+    {
+      char c;
+      CHECK (read (fd, &c, 1) > 0, "read \"%s\"", file_name);
+      compare_bytes (&c, buf + i, 1, i, file_name);
+    }
+  close (fd);
+
+  return child_idx;
+}
+
-- 
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