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mkdir_recursive: keep original prototype
[lttng-tools.git]
/
ltt-sessiond
/
kernel-ctl.c
diff --git
a/ltt-sessiond/kernel-ctl.c
b/ltt-sessiond/kernel-ctl.c
index 09a3763eb835c30aaaa25fca4081f27d34aeb881..3dd146dd4b9792fe6754ef1136a49aef6b111c53 100644
(file)
--- a/
ltt-sessiond/kernel-ctl.c
+++ b/
ltt-sessiond/kernel-ctl.c
@@
-41,7
+41,12
@@
int kernel_add_channel_context(struct ltt_kernel_channel *chan,
DBG("Adding context to channel %s", chan->channel->name);
ret = kernctl_add_context(chan->fd, ctx);
if (ret < 0) {
DBG("Adding context to channel %s", chan->channel->name);
ret = kernctl_add_context(chan->fd, ctx);
if (ret < 0) {
- perror("add context ioctl");
+ if (errno != EEXIST) {
+ perror("add context ioctl");
+ } else {
+ /* If EEXIST, we just ignore the error */
+ ret = 0;
+ }
goto error;
}
goto error;
}
@@
-403,6
+408,23
@@
void kernel_wait_quiescent(int fd)
}
}
}
}
+/*
+ * kernel_calibrate
+ */
+int kernel_calibrate(int fd, struct lttng_kernel_calibrate *calibrate)
+{
+ int ret;
+
+ ret = kernctl_calibrate(fd, calibrate);
+ if (ret < 0) {
+ perror("calibrate ioctl");
+ return -1;
+ }
+
+ return 0;
+}
+
+
/*
* kernel_metadata_flush_buffer
*
/*
* kernel_metadata_flush_buffer
*
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