Merge pull request iovisor#228 from iovisor/bblanco_dev

Add a better test case for nested probe reads
PengWu-wp · Sep 17, 2015 · 2e081aa · 2e081aa
2 parents f22a1e0 + 05f60a8
commit 2e081aa
Showing 1 changed file with 10 additions and 2 deletions.
diff --git a/tests/cc/test_clang.py b/tests/cc/test_clang.py
@@ -180,12 +180,20 @@ def test_probe_read_helper(self):
  const char *name = file->f_path.dentry->d_name.name;
  bpf_trace_printk("%s\\n", name);
 }
-int trace_entry(struct pt_regs *ctx, struct file *file) {
+static void print_file_name2(int unused, struct file *file) {
+ print_file_name(file);
+}
+int trace_entry1(struct pt_regs *ctx, struct file *file) {
  print_file_name(file);
  return 0;
 }
+int trace_entry2(struct pt_regs *ctx, int unused, struct file *file) {
+ print_file_name2(unused, file);
+ return 0;
+}
 """)
- fn = b.load_func("trace_entry", BPF.KPROBE)
+ fn = b.load_func("trace_entry1", BPF.KPROBE)
+ fn = b.load_func("trace_entry2", BPF.KPROBE)
 
  def test_probe_struct_assign(self):
  b = BPF(text = """