X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fkernel.c;h=39006ab2f37b508107fb468a427debb7d82bb566;hp=1aad5263e0b8ae63a75c2a9b9fb0c3a3d4db5906;hb=bd29c13d4c9296705a4444404a69c0557e5b8cb9;hpb=3b870559a62e8f74a8793a6a23b9445346fe9fdf

diff --git a/src/bin/lttng-sessiond/kernel.c b/src/bin/lttng-sessiond/kernel.c
index 1aad5263e..39006ab2f 100644
--- a/src/bin/lttng-sessiond/kernel.c
+++ b/src/bin/lttng-sessiond/kernel.c
@@ -25,6 +25,7 @@
 
 #include <common/common.h>
 #include <common/kernel-ctl/kernel-ctl.h>
+#include <common/sessiond-comm/sessiond-comm.h>
 
 #include "kernel.h"
 #include "kern-modules.h"
@@ -195,7 +196,13 @@ int kernel_create_event(struct lttng_event *ev,
 
 	ret = kernctl_create_event(channel->fd, event->event);
 	if (ret < 0) {
-		if (errno != EEXIST) {
+		switch (errno) {
+		case EEXIST:
+			break;
+		case ENOSYS:
+			WARN("Event type not implemented");
+			break;
+		default:
 			PERROR("create event ioctl");
 		}
 		ret = -errno;
@@ -290,8 +297,15 @@ int kernel_enable_event(struct ltt_kernel_event *event)
 	int ret;
 
 	ret = kernctl_enable(event->fd);
-	if (ret < 0 && errno != EEXIST) {
-		PERROR("enable kernel event");
+	if (ret < 0) {
+		switch (errno) {
+		case EEXIST:
+			ret = LTTCOMM_KERN_EVENT_EXIST;
+			break;
+		default:
+			PERROR("enable kernel event");
+			break;
+		}
 		goto error;
 	}
 
@@ -312,8 +326,15 @@ int kernel_disable_event(struct ltt_kernel_event *event)
 	int ret;
 
 	ret = kernctl_disable(event->fd);
-	if (ret < 0 && errno != EEXIST) {
-		PERROR("disable kernel event");
+	if (ret < 0) {
+		switch (errno) {
+		case EEXIST:
+			ret = LTTCOMM_KERN_EVENT_EXIST;
+			break;
+		default:
+			PERROR("disable kernel event");
+			break;
+		}
 		goto error;
 	}