}
event->fd = ret;
- event->enabled = 1;
/* Prevent fd duplication after execlp() */
ret = fcntl(event->fd, F_SETFD, FD_CLOEXEC);
if (ret < 0) {
return -1;
}
+/*
+ * kernel_enable_channel
+ *
+ * Enable a kernel channel.
+ */
+int kernel_enable_channel(struct ltt_kernel_channel *chan)
+{
+ int ret;
+
+ ret = kernctl_enable(chan->fd);
+ if (ret < 0) {
+ perror("enable chan ioctl");
+ ret = errno;
+ goto error;
+ }
+
+ chan->enabled = 1;
+ DBG("Kernel channel %s enabled (fd: %d)", chan->channel->name, chan->fd);
+
+ return 0;
+
+error:
+ return ret;
+}
+
/*
* kernel_enable_event
*
return 0;
error:
- return -1;
+ return ret;
}
/*
return 0;
error:
- return -1;
+ return ret;
}
/*