2 # Makefile for the LTT objects.
5 ifneq ($(KERNELRELEASE
),)
7 ifdef CONFIG_LOCALVERSION
# Check if dot-config is included.
8 ifeq ($(CONFIG_TRACEPOINTS
),)
9 $(error The option CONFIG_TRACEPOINTS needs to be enabled in your kernel configuration
)
10 endif # CONFIG_TRACEPOINTS
11 endif # ifdef CONFIG_LOCALVERSION
13 KERNELDIR
= ${LTTNG_KERNELDIR}
14 MAKEFILEDIR
= $(shell dirname
$(lastword
$(MAKEFILE_LIST
)))
16 lttng_check_linux_version
= $(shell pwd
)/include/linux
/version.h
17 lttng_check_generated_linux_version
= $(shell pwd
)/include/generated
/uapi
/linux
/version.h
21 # Check for stale version.h, which can be a leftover from an old Linux
22 # kernel tree moved to a newer kernel version, only pruned by make
25 ifneq ($(wildcard $(lttng_check_linux_version
)),)
26 ifneq ($(wildcard $(lttng_check_generated_linux_version
)),)
27 $(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
)
31 include $(MAKEFILEDIR
)/Makefile.ABI.workarounds
33 obj-m
+= lttng-ring-buffer-client-discard.o
34 obj-m
+= lttng-ring-buffer-client-overwrite.o
35 obj-m
+= lttng-ring-buffer-metadata-client.o
36 obj-m
+= lttng-ring-buffer-client-mmap-discard.o
37 obj-m
+= lttng-ring-buffer-client-mmap-overwrite.o
38 obj-m
+= lttng-ring-buffer-metadata-mmap-client.o
40 obj-m
+= lttng-tracer.o
41 lttng-tracer-objs
:= lttng-events.o lttng-abi.o \
42 lttng-probes.o lttng-context.o \
43 lttng-context-pid.o lttng-context-procname.o \
44 lttng-context-prio.o lttng-context-nice.o \
45 lttng-context-vpid.o lttng-context-tid.o \
46 lttng-context-vtid.o lttng-context-ppid.o \
47 lttng-context-vppid.o lttng-calibrate.o \
48 lttng-context-hostname.o wrapper
/random.o \
49 probes
/lttng.o wrapper
/trace-clock.o \
52 obj-m
+= lttng-statedump.o
53 lttng-statedump-objs
:= lttng-statedump-impl.o wrapper
/irqdesc.o \
56 ifneq ($(CONFIG_HAVE_SYSCALL_TRACEPOINTS
),)
57 lttng-tracer-objs
+= lttng-syscalls.o probes
/lttng-probe-user.o
58 endif # CONFIG_HAVE_SYSCALL_TRACEPOINTS
60 ifneq ($(CONFIG_PERF_EVENTS
),)
61 lttng-tracer-objs
+= $(shell \
62 if
[ $(VERSION
) -ge
3 \
63 -o \
( $(VERSION
) -eq
2 -a
$(PATCHLEVEL
) -ge
6 -a
$(SUBLEVEL
) -ge
33 \
) ] ; then \
64 echo
"lttng-context-perf-counters.o" ; fi
;)
65 endif # CONFIG_PERF_EVENTS
67 lttng-tracer-objs
+= $(shell \
68 if
[ $(VERSION
) -ge
4 \
69 -o \
( $(VERSION
) -eq
3 -a
$(PATCHLEVEL
) -ge
15 -a
$(SUBLEVEL
) -ge
0 \
) ] ; then \
70 echo
"lttng-tracepoint.o" ; fi
;)
76 KERNELDIR ?
= /lib
/modules
/$(shell uname
-r
)/build
83 LTTNG_KERNELDIR
=$(KERNELDIR
) $(MAKE
) -C
$(KERNELDIR
) M
=$(PWD
) modules
86 LTTNG_KERNELDIR
=$(KERNELDIR
) $(MAKE
) -C
$(KERNELDIR
) M
=$(PWD
) modules_install
89 LTTNG_KERNELDIR
=$(KERNELDIR
) $(MAKE
) -C
$(KERNELDIR
) M
=$(PWD
) clean
92 LTTNG_KERNELDIR
=$(KERNELDIR
) $(MAKE
) -C
$(KERNELDIR
) M
=$(PWD
) $@