When validating that the kernel tracer is available on the system also
consider that it might be built directly in the kernel.
Signed-off-by: Francis Deslauriers <francis.deslauriers@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Change-Id: I2b0e1767b8a6d561ad94ba38546cb183d9e98a95
# Bail out on failure
function validate_lttng_modules_present ()
{
+ # Check for loadable modules.
modprobe -n lttng-tracer 2>/dev/null
- if [ $? -ne 0 ]; then
- BAIL_OUT "LTTng modules not detected."
+ if [ $? -eq 0 ]; then
+ return 0
fi
+
+ # Check for builtin modules.
+ ls /proc/lttng > /dev/null 2>&1
+ if [ $? -eq 0 ]; then
+ return 0
+ fi
+
+ BAIL_OUT "LTTng modules not detected."
}
function enable_kernel_lttng_event