touch up usage for swap utils

diff --git a/include/usage.h b/include/usage.h
index 723b97759c0509dba2f9e88ef7cd76b8dbfb373b..9ddd55fd89ab628c3b34380ae9dd509501aee2ff 100644 (file)
--- a/include/usage.h
+++ b/include/usage.h
@@ -2619,14 +2619,14 @@
        "\t-s\tuse System V sum algorithm (512byte blocks)"
 
 #define swapoff_trivial_usage \
-       "[OPTION] [DEVICE]"
+       "[-a] [DEVICE]"
 #define swapoff_full_usage \
        "Stop swapping virtual memory pages on DEVICE.\n\n" \
        "Options:\n" \
        "\t-a\tStop swapping on all swap devices"
 
 #define swapon_trivial_usage \
-       "[OPTION] [DEVICE]"
+       "[-a] [DEVICE]"
 #define swapon_full_usage \
        "Start swapping virtual memory pages on DEVICE.\n\n" \
        "Options:\n" \