commit 2c62b9a3d8aa61bbb45a522c47be1ff2261e9b0e
Author: Miroslav Lichvar <mlichvar@redhat.com>
Date:   Mon Mar 14 11:40:50 2022 +0100

    bash: remove default options for phc2sys
    
    Don't set any options by default for phc2sys to avoid conflict between
    -O and -a.

diff --git a/clknetsim.bash b/clknetsim.bash
index becc94d..eed622c 100644
--- a/clknetsim.bash
+++ b/clknetsim.bash
@@ -82,7 +82,7 @@ start_client() {
 	    args+=($opts)
 	    ;;
 	phc2sys)
-	    args=(-s /dev/ptp0 -O 0 $opts $config)
+	    args=($opts $config)
 	    ;;
 	nsm)
 	    args=($opts)