/usr/share/systemtap/runtime/autoconf-real-parent.c is in systemtap-common 1.7-1+deb7u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | /* PR6732 - In RHEL5 and F[678] kernels, the utrace patch removed the
* ptrace-related parent field and renamed real_parent to parent. In
* future Fedora kernels, there may or may not be a ptrace-related
* parent field, but the real useful field will go back to being called
* real_parent.
*/
#include <linux/sched.h>
struct task_struct t;
void foo (void)
{
struct task_struct *p;
p = t.real_parent;
(void) p;
}
|