1 TOP_LTTNG_MODULES_DIR := $(shell dirname $(lastword $(MAKEFILE_LIST)))/..
3 include $(TOP_LTTNG_MODULES_DIR)/Kbuild.common
5 ccflags-y += -I$(TOP_LTTNG_MODULES_DIR)
7 obj-$(CONFIG_LTTNG) += lttng-probe-sched.o
8 obj-$(CONFIG_LTTNG) += lttng-probe-irq.o
9 obj-$(CONFIG_LTTNG) += lttng-probe-timer.o
10 obj-$(CONFIG_LTTNG) += lttng-probe-kmem.o
11 obj-$(CONFIG_LTTNG) += lttng-probe-module.o
12 obj-$(CONFIG_LTTNG) += lttng-probe-power.o
13 obj-$(CONFIG_LTTNG) += lttng-probe-statedump.o
15 ifneq ($(CONFIG_NET_9P),)
16 obj-$(CONFIG_LTTNG) += $(shell \
17 if [ $(VERSION) -ge 4 \
18 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 10 \) ] ; then \
19 echo "lttng-probe-9p.o" ; fi;)
22 i2c_dep = $(srctree)/include/trace/events/i2c.h
23 ifneq ($(wildcard $(i2c_dep)),)
24 obj-$(CONFIG_LTTNG) += lttng-probe-i2c.o
27 ifneq ($(CONFIG_KVM),)
28 obj-$(CONFIG_LTTNG) += lttng-probe-kvm.o
29 ifneq ($(CONFIG_X86),)
30 kvm_dep_lapic = $(srctree)/arch/x86/kvm/lapic.h
31 ifneq ($(wildcard $(kvm_dep_lapic)),)
32 kvm_dep = $(srctree)/virt/kvm/iodev.h $(srctree)/include/kvm/iodev.h
33 ifneq ($(wildcard $(kvm_dep)),)
34 CFLAGS_lttng-probe-kvm-x86.o += -I$(srctree)/virt/kvm
35 CFLAGS_lttng-probe-kvm-x86-mmu.o += -I$(srctree)/virt/kvm
36 obj-$(CONFIG_LTTNG) += $(shell \
37 if [ $(VERSION) -ge 3 \
38 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
39 echo "lttng-probe-kvm-x86.o" ; fi;)
40 obj-$(CONFIG_LTTNG) += $(shell \
41 if [ $(VERSION) -ge 3 \
42 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
43 echo "lttng-probe-kvm-x86-mmu.o" ; fi;)
45 $(warning File $(kvm_dep) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
46 endif # $(wildcard $(kvm_dep))
48 $(warning File $(kvm_dep_lapic) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
49 endif # $(wildcard $(kvm_dep_lapic))
53 ifneq ($(CONFIG_X86),)
54 x86_irq_vectors_dep = $(srctree)/arch/x86/include/asm/trace/irq_vectors.h
56 ifneq ($(wildcard $(x86_irq_vectors_dep)),)
57 obj-$(CONFIG_LTTNG) += lttng-probe-x86-irq-vectors.o
58 endif # $(wildcard $(x86_irq_vectors_dep))
60 x86_exceptions_dep = $(srctree)/arch/x86/include/asm/trace/exceptions.h
62 ifneq ($(wildcard $(x86_exceptions_dep)),)
63 obj-$(CONFIG_LTTNG) += lttng-probe-x86-exceptions.o
64 endif # $(wildcard $(x86_exceptions_dep))
67 obj-$(CONFIG_LTTNG) += $(shell \
68 if [ $(VERSION) -ge 3 \
69 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 33 \) ] ; then \
70 echo "lttng-probe-signal.o" ; fi;)
72 ifneq ($(CONFIG_BLOCK),)
73 # need blk_cmd_buf_len
74 ifneq ($(CONFIG_EVENT_TRACING),)
75 obj-$(CONFIG_LTTNG) += lttng-probe-block.o
76 endif # CONFIG_EVENT_TRACING
79 ifneq ($(CONFIG_NET),)
80 obj-$(CONFIG_LTTNG) += lttng-probe-napi.o
81 obj-$(CONFIG_LTTNG) += lttng-probe-skb.o
82 obj-$(CONFIG_LTTNG) += $(shell \
83 if [ $(VERSION) -ge 3 \
84 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 37 \) ] ; then \
85 echo "lttng-probe-net.o" ; fi;)
86 obj-$(CONFIG_LTTNG) += $(shell \
87 if [ $(VERSION) -ge 4 \
88 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
89 echo "lttng-probe-sock.o" ; fi;)
90 obj-$(CONFIG_LTTNG) += $(shell \
91 if [ $(VERSION) -ge 4 \
92 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
93 echo "lttng-probe-udp.o" ; fi;)
96 ifneq ($(CONFIG_SND_SOC),)
97 obj-$(CONFIG_LTTNG) += $(shell \
98 if [ $(VERSION) -ge 3 \
99 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
100 echo "lttng-probe-asoc.o" ; fi;)
101 endif # CONFIG_SND_SOC
103 ifneq ($(CONFIG_EXT3_FS),)
104 ext3_dep = $(srctree)/fs/ext3/*.h
105 ext3_dep_check = $(wildcard $(ext3_dep))
107 if [ $(VERSION) -lt 4 -o \( $(VERSION) -eq 4 -a $(PATCHLEVEL) -lt 3 \) ] ; then \
108 if [ $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
109 if [ \( $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) \) -a \
110 -z "$(ext3_dep_check)" ] ; then \
114 echo "lttng-probe-ext3.o" ; \
118 $(warning Files $(ext3_dep) not found. Probe "ext3" is disabled. Use full kernel source tree to enable it.)
121 obj-$(CONFIG_LTTNG) += $(ext3)
122 endif # CONFIG_EXT3_FS
124 ifneq ($(CONFIG_GPIOLIB),)
125 obj-$(CONFIG_LTTNG) += $(shell \
126 if [ $(VERSION) -ge 3 ] ; then \
127 echo "lttng-probe-gpio.o" ; fi;)
128 endif # CONFIG_GPIOLIB
130 ifneq ($(CONFIG_JBD2),)
131 obj-$(CONFIG_LTTNG) += lttng-probe-jbd2.o
134 ifneq ($(CONFIG_JBD),)
135 obj-$(CONFIG_LTTNG) += $(shell \
136 if [ $(VERSION) -ge 4 \
137 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
138 echo "lttng-probe-jbd.o" ; fi;)
141 ifneq ($(CONFIG_REGULATOR),)
142 obj-$(CONFIG_LTTNG) += $(shell \
143 if [ $(VERSION) -ge 3 \
144 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
145 echo "lttng-probe-regulator.o" ; fi;)
146 endif # CONFIG_REGULATOR
148 ifneq ($(CONFIG_SCSI),)
149 obj-$(CONFIG_LTTNG) += $(shell \
150 if [ $(VERSION) -ge 3 \
151 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 35 \) ] ; then \
152 echo "lttng-probe-scsi.o" ; fi;)
155 obj-$(CONFIG_LTTNG) += $(shell \
156 if [ $(VERSION) -ge 3 \
157 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
158 echo "lttng-probe-vmscan.o" ; fi;)
160 # lock probe does not work, so disabling it for now
161 #ifneq ($(CONFIG_LOCKDEP),)
162 # obj-$(CONFIG_LTTNG) += lttng-probe-lock.o
163 #endif # CONFIG_LOCKDEP
165 ifneq ($(CONFIG_BTRFS_FS),)
166 btrfs_dep = $(srctree)/fs/btrfs/*.h
168 if [ $(VERSION) -ge 3 \
169 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 39 \) ] ; then \
170 echo "lttng-probe-btrfs.o" ; fi;)
172 ifeq ($(wildcard $(btrfs_dep)),)
173 $(warning Files $(btrfs_dep) not found. Probe "btrfs" is disabled. Use full kernel source tree to enable it.)
175 endif # $(wildcard $(btrfs_dep))
177 obj-$(CONFIG_LTTNG) += $(btrfs)
178 endif # CONFIG_BTRFS_FS
180 obj-$(CONFIG_LTTNG) += $(shell \
181 if [ $(VERSION) -ge 3 \
182 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
183 echo "lttng-probe-compaction.o" ; fi;)
185 ifneq ($(CONFIG_EXT4_FS),)
186 ext4_dep = $(srctree)/fs/ext4/*.h
187 ext4 = lttng-probe-ext4.o
188 ifeq ($(wildcard $(ext4_dep)),)
189 $(warning Files $(ext4_dep) not found. Probe "ext4" is disabled. Use full kernel source tree to enable it.)
191 endif # $(wildcard $(ext4_dep))
192 obj-$(CONFIG_LTTNG) += $(ext4)
193 endif # CONFIG_EXT4_FS
195 obj-$(CONFIG_LTTNG) += $(shell \
196 if [ $(VERSION) -ge 4 \
197 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) ] ; then \
198 echo "lttng-probe-printk.o" ; fi;)
200 ifneq ($(CONFIG_FRAME_WARN),0)
201 CFLAGS_lttng-probe-printk.o += -Wframe-larger-than=2200
204 obj-$(CONFIG_LTTNG) += $(shell \
205 if [ $(VERSION) -ge 4 \
206 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 6 \) \
207 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 5 -a $(SUBLEVEL) -ge 2 \) \
208 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 4 -a $(SUBLEVEL) -ge 9 \) \
209 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 0 -a $(SUBLEVEL) -ge 41 \) ] ; then \
210 echo "lttng-probe-random.o" ; fi;)
212 obj-$(CONFIG_LTTNG) += $(shell \
213 if [ $(VERSION) -ge 4 \
214 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
215 echo "lttng-probe-rcu.o" ; fi;)
217 ifneq ($(CONFIG_REGMAP),)
218 regmap_dep_4_1 = $(srctree)/drivers/base/regmap/trace.h
219 ifneq ($(wildcard $(regmap_dep_4_1)),)
220 obj-$(CONFIG_LTTNG) += lttng-probe-regmap.o
222 $(warning File $(regmap_dep_4_1) not found. Probe "regmap" is disabled. Need Linux 4.1+ kernel source tree to enable it.)
223 endif # $(wildcard $(regmap_dep_4_1)),
224 endif # CONFIG_REGMAP
226 ifneq ($(CONFIG_PM_RUNTIME),)
227 obj-$(CONFIG_LTTNG) += $(shell \
228 if [ $(VERSION) -ge 4 \
229 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
230 echo "lttng-probe-rpm.o" ; fi;)
231 endif # CONFIG_PM_RUNTIME
233 ifneq ($(CONFIG_SUNRPC),)
234 obj-$(CONFIG_LTTNG) += $(shell \
235 if [ $(VERSION) -ge 4 \
236 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) ] ; then \
237 echo "lttng-probe-sunrpc.o" ; fi;)
238 endif # CONFIG_SUNRPC
240 ifneq ($(CONFIG_VIDEO_V4L2),)
241 obj-$(CONFIG_LTTNG) += $(shell \
242 if [ $(VERSION) -ge 4 \
243 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 14 \) ] ; then \
244 echo "lttng-probe-v4l2.o" ; fi;)
245 endif # CONFIG_VIDEO_V4L2
247 obj-$(CONFIG_LTTNG) += lttng-probe-workqueue.o
249 ifneq ($(CONFIG_KALLSYMS_ALL),)
250 obj-$(CONFIG_LTTNG) += $(shell \
251 if [ $(VERSION) -ge 3 \
252 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
253 echo "lttng-probe-writeback.o" ; fi;)
255 ifdef CONFIG_LOCALVERSION # Check if dot-config is included.
256 $(warning CONFIG_KALLSYMS_ALL is disabled, therefore probe "writeback" is disabled. Rebuild your kernel with this configuration option enabled in order to trace this subsystem.)
258 endif # CONFIG_KALLSYMS_ALL
260 ifneq ($(CONFIG_KPROBES),)
261 obj-$(CONFIG_LTTNG) += lttng-kprobes.o
262 endif # CONFIG_KPROBES
264 ifneq ($(CONFIG_KRETPROBES),)
265 obj-$(CONFIG_LTTNG) += lttng-kretprobes.o
266 endif # CONFIG_KRETPROBES
268 ifneq ($(CONFIG_DYNAMIC_FTRACE),)
269 ifeq ($(have_ftrace_header),yes)
270 obj-$(CONFIG_LTTNG) += lttng-ftrace.o
272 $(warning Files $(ftrace_dep) not found. Probe "ftrace" is disabled. Use full kernel source tree to enable it.)
274 endif # CONFIG_DYNAMIC_FTRACE
276 ifneq ($(CONFIG_PREEMPTIRQ_EVENTS),)
277 obj-$(CONFIG_LTTNG) += lttng-probe-preemptirq.o
278 endif # CONFIG_PREEMPTIRQ_EVENTS