2 # Makefile for the LTT objects.
5 ifneq ($(KERNELRELEASE
),)
7 ifeq ($(CONFIG_TRACEPOINTS
),)
8 $(error The option CONFIG_TRACEPOINTS needs to be enabled in your kernel configuration
)
9 endif # CONFIG_TRACEPOINTS
11 KERNELDIR
= ${LTTNG_KERNELDIR}
12 MAKEFILEDIR
= $(shell dirname
$(lastword
$(MAKEFILE_LIST
)))
14 lttng_check_linux_version
= $(shell pwd
)/include/linux
/version.h
15 lttng_check_generated_linux_version
= $(shell pwd
)/include/generated
/uapi
/linux
/version.h
19 # Check for stale version.h, which can be a leftover from an old Linux
20 # kernel tree moved to a newer kernel version, only pruned by make
23 ifneq ($(wildcard $(lttng_check_linux_version
)),)
24 ifneq ($(wildcard $(lttng_check_generated_linux_version
)),)
25 $(error Duplicate version.h files found in
$(lttng_check_linux_version
) and
$(lttng_check_generated_linux_version
). Consider running make
distclean on your kernel
, or removing the stale
$(lttng_check_linux_version
) file
)
29 include $(MAKEFILEDIR
)/Makefile.ABI.workarounds
31 obj-m
+= lttng-ring-buffer-client-discard.o
32 obj-m
+= lttng-ring-buffer-client-overwrite.o
33 obj-m
+= lttng-ring-buffer-metadata-client.o
34 obj-m
+= lttng-ring-buffer-client-mmap-discard.o
35 obj-m
+= lttng-ring-buffer-client-mmap-overwrite.o
36 obj-m
+= lttng-ring-buffer-metadata-mmap-client.o
38 obj-m
+= lttng-tracer.o
39 lttng-tracer-objs
:= lttng-events.o lttng-abi.o \
40 lttng-probes.o lttng-context.o \
41 lttng-context-pid.o lttng-context-procname.o \
42 lttng-context-prio.o lttng-context-nice.o \
43 lttng-context-vpid.o lttng-context-tid.o \
44 lttng-context-vtid.o lttng-context-ppid.o \
45 lttng-context-vppid.o lttng-calibrate.o \
46 lttng-context-hostname.o wrapper
/random.o \
47 probes
/lttng.o wrapper
/trace-clock.o \
50 obj-m
+= lttng-statedump.o
51 lttng-statedump-objs
:= lttng-statedump-impl.o wrapper
/irqdesc.o \
54 ifneq ($(CONFIG_HAVE_SYSCALL_TRACEPOINTS
),)
55 lttng-tracer-objs
+= lttng-syscalls.o probes
/lttng-probe-user.o
56 endif # CONFIG_HAVE_SYSCALL_TRACEPOINTS
58 ifneq ($(CONFIG_PERF_EVENTS
),)
59 lttng-tracer-objs
+= $(shell \
60 if
[ $(VERSION
) -ge
3 \
61 -o \
( $(VERSION
) -eq
2 -a
$(PATCHLEVEL
) -ge
6 -a
$(SUBLEVEL
) -ge
33 \
) ] ; then \
62 echo
"lttng-context-perf-counters.o" ; fi
;)
63 endif # CONFIG_PERF_EVENTS
65 lttng-tracer-objs
+= $(shell \
66 if
[ $(VERSION
) -ge
4 \
67 -o \
( $(VERSION
) -eq
3 -a
$(PATCHLEVEL
) -ge
15 -a
$(SUBLEVEL
) -ge
0 \
) ] ; then \
68 echo
"lttng-tracepoint.o" ; fi
;)
74 KERNELDIR ?
= /lib
/modules
/$(shell uname
-r
)/build
79 LTTNG_KERNELDIR
=$(KERNELDIR
) $(MAKE
) -C
$(KERNELDIR
) M
=$(PWD
) modules
82 LTTNG_KERNELDIR
=$(KERNELDIR
) $(MAKE
) -C
$(KERNELDIR
) M
=$(PWD
) modules_install
85 LTTNG_KERNELDIR
=$(KERNELDIR
) $(MAKE
) -C
$(KERNELDIR
) M
=$(PWD
) clean
88 LTTNG_KERNELDIR
=$(KERNELDIR
) $(MAKE
) -C
$(KERNELDIR
) M
=$(PWD
) $@