From 17539e71e7ac112f04d5e34aa2644b41be39926d Mon Sep 17 00:00:00 2001
From: Joel Savitz <jsavitz@redhat.com>
Date: Mon, 7 Jun 2021 16:26:00 -0400
Subject: [PATCH] kpatch: Sync signal subcmd usage output with manpage

Fixes: 1188

Signed-off-by: Joel Savitz <jsavitz@redhat.com>
---
 kpatch/kpatch | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kpatch/kpatch b/kpatch/kpatch
index da538069c014..4e46b124e492 100755
--- a/kpatch/kpatch
+++ b/kpatch/kpatch
@@ -36,7 +36,7 @@ MAX_LOAD_ATTEMPTS=5
 RETRY_INTERVAL=2
 
 usage_cmd() {
-	printf '   %-20s\n      %s\n' "$1" "$2" >&2
+	printf '   %-20s\n%s\n' "$1" "$(fmt -w 80 <(echo "      $2"))" >&2
 }
 
 usage () {
@@ -57,7 +57,7 @@ usage () {
 	echo >&2
 	usage_cmd "list" "list installed patch modules"
 	echo >&2
-	usage_cmd "signal" "signal/poke any process stalling the current patch transition"
+	usage_cmd "signal" "signal/poke any process stalling the current patch transition. This is only useful on systems that have the sysfs livepatch signal interface. On other systems, the signaling should be done automatically by the OS and this subcommand is a no-op."
 	echo >&2
 	usage_cmd "version" "display the kpatch version"
 	exit 1
-- 
2.26.3