X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fchannel.c;h=e2cdf563a6bbc42f9cf6f583b323c8c25b6217b8;hp=dfc7892674bbe1f15dc74d818175ea3c60c3c65d;hb=a79d84dd6bf849361c34616ae9f60786c6a6bf20;hpb=241aaca956f25a6604eac5c13cf14ddea42c2174

diff --git a/src/bin/lttng-sessiond/channel.c b/src/bin/lttng-sessiond/channel.c
index dfc789267..e2cdf563a 100644
--- a/src/bin/lttng-sessiond/channel.c
+++ b/src/bin/lttng-sessiond/channel.c
@@ -254,6 +254,11 @@ int channel_ust_create(struct ltt_ust_session *usess, int domain,
 		goto error;
 	}
 
+	if (attr->attr.output != LTTNG_EVENT_MMAP) {
+		ret = LTTNG_ERR_NOT_SUPPORTED;
+		goto error;
+	}
+
 	/* Create UST channel */
 	uchan = trace_ust_create_channel(attr, usess->pathname);
 	if (uchan == NULL) {