diff options
Diffstat (limited to 'testsuite/systemtap.base/cast.stp')
-rw-r--r-- | testsuite/systemtap.base/cast.stp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/testsuite/systemtap.base/cast.stp b/testsuite/systemtap.base/cast.stp index e2505000..bb889bb8 100644 --- a/testsuite/systemtap.base/cast.stp +++ b/testsuite/systemtap.base/cast.stp @@ -33,6 +33,15 @@ probe begin else printf("sa_data %d != %d\n", data, cast_data) + // Compare usage counter values through a struct address + usage = @cast(curr, "task_struct")->usage->counter + pusage = & @cast(curr, "task_struct")->usage + cast_usage = @cast(pusage, "atomic_t")->counter + if (usage == cast_usage) + println("usage OK") + else + printf("usage %d != %d\n", usage, cast_usage) + exit() } |