#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,10,0) || \
LTTNG_KERNEL_RANGE(5,9,5, 5,10,0) || \
- LTTNG_KERNEL_RANGE(5,4,78, 5,5,0))
+ LTTNG_KERNEL_RANGE(5,4,78, 5,5,0) || \
+ LTTNG_UBUNTU_KERNEL_RANGE(5,8,18,44, 5,9,0,0))
LTTNG_TRACEPOINT_EVENT_MAP(find_free_extent,
btrfs_find_free_extent,