btrace(8): add "cpu" to long conversion

Special values need to be translated to longs for use with functions
like hist/lhist. Add "cpu" to conversion list.

ok mpi@

diff --git a/usr.sbin/btrace/btrace.c b/usr.sbin/btrace/btrace.c
index 9720e0e..15c67ab 100644 (file)
--- a/usr.sbin/btrace/btrace.c
+++ b/usr.sbin/btrace/btrace.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: btrace.c,v 1.35 2021/04/22 09:36:39 mpi Exp $ */
+/*     $OpenBSD: btrace.c,v 1.36 2021/06/07 12:55:19 dv Exp $ */
 
 /*
  * Copyright (c) 2019 - 2020 Martin Pieuchot <mpi@openbsd.org>
@@ -1180,6 +1180,9 @@ ba2long(struct bt_arg *ba, struct dt_evt *dtev)
        case B_AT_BI_TID:
                val = dtev->dtev_tid;
                break;
+       case B_AT_BI_CPU:
+               val = dtev->dtev_cpu;
+               break;
        case B_AT_BI_NSECS:
                val = builtin_nsecs(dtev);
                break;