2 files changed, 10 insertions, 0 deletions
diff --git a/usr.sbin/pstat/pstat.8 b/usr.sbin/pstat/pstat.8
index b92abd8..5e3760c 100644
--- a/usr.sbin/pstat/pstat.8
+++ b/usr.sbin/pstat/pstat.8
@@ -206,6 +206,11 @@ block mode input routine in use
 connection lost
 .It s
 i/o being snooped
+.It b
+busy in
+.Xr read 2
+or
+.Xr write 2
 .El
 .Pp
 The
diff --git a/usr.sbin/pstat/pstat.c b/usr.sbin/pstat/pstat.c
index 2cb52fe..8272eee 100644
--- a/usr.sbin/pstat/pstat.c
+++ b/usr.sbin/pstat/pstat.c
@@ -315,6 +315,11 @@ static struct {
 	{ TF_ZOMBIE,		'Z' },
 	{ TF_HOOK,		's' },
 
+	/* Keep these together -> 'bi' and 'bo'. */
+	{ TF_BUSY,		'b' },
+	{ TF_BUSY_IN,		'i' },
+	{ TF_BUSY_OUT,		'o' },
+
 	{ 0,			'\0'},
 };