X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng%2Fcommands%2Fenable_events.c;h=6ea3c919f1dc8806cb2de0e4515d81a0e06d34f2;hp=24edcacc52b450174fcbdabbd91375ba864b3365;hb=c2063d0b0b102191bc656fabdab8a23ed570e9ba;hpb=fac3366cbf99c9d4405b8f187db43cb7578211e8

diff --git a/src/bin/lttng/commands/enable_events.c b/src/bin/lttng/commands/enable_events.c
index 24edcacc5..6ea3c919f 100644
--- a/src/bin/lttng/commands/enable_events.c
+++ b/src/bin/lttng/commands/enable_events.c
@@ -195,6 +195,12 @@ static void usage(FILE *ofp)
 	fprintf(ofp, "                           '$ctx.procname == \"demo*\"'\n");
 	fprintf(ofp, "                           '$ctx.vpid >= 4433 && $ctx.vpid < 4455'\n");
 	fprintf(ofp, "                           '$ctx.vtid == 1234'\n");
+	fprintf(ofp, "  -x, --exclude LIST\n");
+	fprintf(ofp, "                           Add exclusions to UST tracepoints:\n");
+	fprintf(ofp, "                           Events that match any of the items\n");
+	fprintf(ofp, "                           in the comma-separated LIST are not\n");
+	fprintf(ofp, "                           enabled, even if they match a wildcard\n");
+	fprintf(ofp, "                           definition of the event.\n");
 	fprintf(ofp, "\n");
 }