libbpf-tools/mountsnoop: Fix example strings.

Signed-off-by: Francis Laniel <flaniel@microsoft.com>

diff --git a/libbpf-tools/mountsnoop.c b/libbpf-tools/mountsnoop.c
index 49f4e16b82d03f5cc6d3665932e00a3322b5dc50..2df9d7dd2517ca72b5af5d9336053b363c3141e5 100644 (file)
--- a/libbpf-tools/mountsnoop.c
+++ b/libbpf-tools/mountsnoop.c
@@ -84,7 +84,7 @@ const char argp_program_doc[] =
 "\n"
 "EXAMPLES:\n"
 "    mountsnoop         # trace mount and umount syscalls\n"
-"    mountsnoop -v      # output vertically(one line per column value)\n"
+"    mountsnoop -d      # detailed output (one line per column value)\n"
 "    mountsnoop -p 1216 # only trace PID 1216\n";
 
 static const struct argp_option opts[] = {