phc2sys: update '-s' option

Add description about bond interface.

Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
master
Hangbin Liu 2017-10-18 20:31:38 +08:00 committed by Richard Cochran
parent 18daeb6b26
commit 5ce04f9bf3
1 changed files with 5 additions and 1 deletions

View File

@ -94,7 +94,11 @@ together with the
option, the master clock is used only to correct the offset by whole number of
seconds, which cannot be fixed with PPS alone. Not compatible with the
.B \-a
option.
option. This option does not support bonded interface (e.g. bond0). If
.B ptp4l
has a port on an active-backup bond interface, the
.B \-a
option can be used to track the active interface.
.TP
.BI \-i " interface"
Performs the exact same function as