ifneq ($(KERNELRELEASE),)
ifneq ($(CONFIG_TRACEPOINTS),)
+KERNELDIR=${LTTNG_KERNELDIR}
+
+include $(KBUILD_EXTMOD)/Makefile.ABI.workarounds
+
ccflags-y += -I$(PWD)/probes
obj-m += lttng-types.o
ifneq ($(wildcard $(kvm_dep)),)
CFLAGS_lttng-probe-kvm-x86.o += -I$(srctree)/virt/kvm
CFLAGS_lttng-probe-kvm-x86-mmu.o += -I$(srctree)/virt/kvm
-obj-m += lttng-probe-kvm-x86.o
-obj-m += lttng-probe-kvm-x86-mmu.o
+obj-m += $(shell \
+ if [ $(VERSION) -ge 3 \
+ -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
+ echo "lttng-probe-kvm-x86.o" ; fi;)
+obj-m += $(shell \
+ if [ $(VERSION) -ge 3 \
+ -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
+ echo "lttng-probe-kvm-x86-mmu.o" ; fi;)
else
$(warning File $(kvm_dep) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
endif
endif
obj-m += $(shell \
- if [ \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 6 \) \
+ 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;)
obj-m += $(shell \
- if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 2 ] ; then \
+ if [ $(VERSION) -ge 4 \
+ -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
echo "lttng-probe-rcu.o" ; fi;)
ifneq ($(CONFIG_REGMAP),)
obj-m += $(shell \
- if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 2 ] ; then \
+ if [ $(VERSION) -ge 4 \
+ -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
echo "lttng-probe-regmap.o" ; fi;)
endif
ifneq ($(CONFIG_PM_RUNTIME),)
obj-m += $(shell \
- if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 2 ] ; then \
+ if [ $(VERSION) -ge 4 \
+ -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
echo "lttng-probe-rpm.o" ; fi;)
endif
ifneq ($(CONFIG_SUNRPC),)
obj-m += $(shell \
- if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 4 ] ; then \
+ if [ $(VERSION) -ge 4 \
+ -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) ] ; then \
echo "lttng-probe-sunrpc.o" ; fi;)
endif
ifneq ($(CONFIG_VIDEO_V4L2),)
obj-m += $(shell \
- if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 14 ] ; then \
+ if [ $(VERSION) -ge 4 \
+ -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 14 \) ] ; then \
echo "lttng-probe-v4l2.o" ; fi;)
endif
if [ $(VERSION) -ge 3 \
-o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
echo "lttng-probe-writeback.o" ; fi;)
+else
+$(warning CONFIG_KALLSYMS_ALL is disabled, therefore probe "writeback" is disabled. Rebuild your kernel with this configuration option enabled in order to trace this subsystem.)
endif