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New public API for lttng control
[lttng-tools.git]
/
ltt-sessiond
/
kernel-ctl.c
diff --git
a/ltt-sessiond/kernel-ctl.c
b/ltt-sessiond/kernel-ctl.c
index 0b0fca836bd59b612b3ffbc4eda86f855b2f8954..34dc6562c5168af7c6dd07ac91e3f8f1f0245274 100644
(file)
--- a/
ltt-sessiond/kernel-ctl.c
+++ b/
ltt-sessiond/kernel-ctl.c
@@
-281,6
+281,9
@@
int kernel_enable_event(struct ltt_kernel_event *event)
ret = kernctl_enable(event->fd);
if (ret < 0) {
perror("enable event ioctl");
+ if (errno == EEXIST) {
+ ret = -EEXIST;
+ }
goto error;
}
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