endif # $(wildcard $(btrfs_dep))
endif # CONFIG_BTRFS_FS
-obj-$(CONFIG_LTTNG) += lttng-probe-compaction.o
+ifneq ($(CONFIG_COMPACTION),)
+ obj-$(CONFIG_LTTNG) += lttng-probe-compaction.o
+endif # CONFIG_COMPACTION
ifneq ($(CONFIG_EXT4_FS),)
ext4_dep = $(srctree)/fs/ext4/*.h
CFLAGS_lttng-probe-printk.o += -Wframe-larger-than=2200
endif
-obj-$(CONFIG_LTTNG) += $(shell \
- if [ $(VERSION) -ge 4 \
- -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 6 \) \
- -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 5 -a $(SUBLEVEL) -ge 2 \) \
- -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 4 -a $(SUBLEVEL) -ge 9 \) \
- -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 0 -a $(SUBLEVEL) -ge 41 \) ] ; then \
- echo "lttng-probe-random.o" ; fi;)
+# Introduced in v3.6, remove in v5.18
+random_dep = $(srctree)/include/trace/events/random.h
+ifneq ($(wildcard $(random_dep)),)
+ obj-$(CONFIG_LTTNG) += lttng-probe-random.o
+endif
obj-$(CONFIG_LTTNG) += $(shell \
if [ $(VERSION) -ge 4 \