$OpenBSD: patch-src_processes_c,v 1.4 2016/06/13 09:12:40 landry Exp $

https://github.com/collectd/collectd/issues/1674

--- src/processes.c.orig	Mon Jun  6 10:05:24 2016
+++ src/processes.c	Mon Jun  6 10:05:35 2016
@@ -2046,9 +2046,6 @@ static int ps_read (void)
 			pse.io_syscr = -1;
 			pse.io_syscw = -1;
 
-			pse.cswitch_vol = -1;
-			pse.cswitch_invol = -1;
-
 			ps_list_add (procs[i].p_comm, have_cmdline ? cmdline : NULL, &pse);
 
 			switch (procs[i].p_stat)
