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-rw-r--r--bin/stty/stty.19
1 files changed, 8 insertions, 1 deletions
diff --git a/bin/stty/stty.1 b/bin/stty/stty.1
index 2575263c18c1..a0f76fe2bfd1 100644
--- a/bin/stty/stty.1
+++ b/bin/stty/stty.1
@@ -32,7 +32,7 @@
.\" @(#)stty.1 8.4 (Berkeley) 4/18/94
.\" $FreeBSD$
.\"
-.Dd March 2, 2018
+.Dd October 20, 2018
.Dt STTY 1
.Os
.Sh NAME
@@ -459,6 +459,13 @@ The status line consists of the
system load average, the current command name, its process ID, the
event the process is waiting on (or the status of the process), the user
and system times, percent cpu, and current memory usage.
+.Pp
+If the
+.Xr sysctl 8
+variable
+.Va kern.tty_info_kstacks
+is set to a non-zero value, the status message also includes the kernel program
+stack of the foreground thread.
.It Cm columns Ar number
The terminal size is recorded as having
.Ar number