From 17f08f5e6423d468e9a9958bf7e6cab9b08b58c6 Mon Sep 17 00:00:00 2001
From: Michael Kerrisk <mtk.manpages@gmail.com>
Date: Fri, 2 Nov 2018 12:31:44 +0100
Subject: [PATCH] lirc.4: Minor reworking of Sean Young's LIRC_SET_REC_TIMEOUT
 patch

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
---
 man4/lirc.4 | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/man4/lirc.4 b/man4/lirc.4
index 6e9a94a66..d2bfc32ec 100644
--- a/man4/lirc.4
+++ b/man4/lirc.4
@@ -273,14 +273,21 @@ is 1) or disable
 .RI ( val
 is 0) timeout packages in
 .BR LIRC_MODE_MODE2 .
-Each time the
+The behavior of this operation has varied across kernel versions:
+.RS
+.IP * 3
+Since Linux 4.16:
+each time the
 .BR lirc
 device is opened, timeout reports are enabled for that
-file descriptor since kernel release 4.16.
-In earlier releases, timeout reports were disabled by default, and once
-enabled, enabled for all
+file descriptor.
+.IP *
+In Linux 4.15 and earlier: timeout reports were disabled by default,
+and enabling them had effect for
+.I all
 .BR lirc
-file descriptors until turned off again.
+file descriptors until timeouts were disabled again.
+.RE
 .TP
 .BR LIRC_SET_REC_CARRIER " (\fIint\fP)"
 Set the receive carrier frequency (Hz).