svn commit: r335199 - head/sys/compat/linprocfs

[Konstantin Belousov]

Author: kib
Date: Fri Jun 15 13:56:58 2018
New Revision: 335199
URL: https://svnweb.freebsd.org/changeset/base/335199

Log:
  linprocfs: add TracerPid to /proc/pid/status.
  Also fix the value of parent pid if the process is traced.
  
  Submitted by:	Yanko Yankulov <yanko.yankulov at gmail.com>
  MFC after:	1 week

Modified:
  head/sys/compat/linprocfs/linprocfs.c

Modified: head/sys/compat/linprocfs/linprocfs.c
==============================================================================
--- head/sys/compat/linprocfs/linprocfs.c	Fri Jun 15 13:53:37 2018	(r335198)
+++ head/sys/compat/linprocfs/linprocfs.c	Fri Jun 15 13:56:58 2018	(r335199)
@@ -829,8 +829,8 @@ linprocfs_doprocstatus(PFS_FILL_ARGS)
 	 * Credentials
 	 */
 	sbuf_printf(sb, "Pid:\t%d\n",		p->p_pid);
-	sbuf_printf(sb, "PPid:\t%d\n",		p->p_pptr ?
-						p->p_pptr->p_pid : 0);
+	sbuf_printf(sb, "PPid:\t%d\n",		kp.ki_ppid );
+	sbuf_printf(sb, "TracerPid:\t%d\n",	kp.ki_tracer );
 	sbuf_printf(sb, "Uid:\t%d %d %d %d\n",	p->p_ucred->cr_ruid,
 						p->p_ucred->cr_uid,
 						p->p_ucred->cr_svuid,