Fix: version checks for kernel 4.0
[lttng-modules.git] / probes / Makefile
... / ...
CommitLineData
1#
2# Makefile for the LTT probes.
3# Only build from the package top-level directory. Never use with make directly.
4
5ifneq ($(KERNELRELEASE),)
6ifneq ($(CONFIG_TRACEPOINTS),)
7
8KERNELDIR=${LTTNG_KERNELDIR}
9
10include $(KBUILD_EXTMOD)/Makefile.ABI.workarounds
11
12ccflags-y += -I$(PWD)/probes
13obj-m += lttng-types.o
14
15obj-m += lttng-probe-sched.o
16obj-m += lttng-probe-irq.o
17obj-m += lttng-probe-timer.o
18obj-m += lttng-probe-kmem.o
19obj-m += lttng-probe-module.o
20obj-m += lttng-probe-power.o
21
22obj-m += lttng-probe-statedump.o
23
24ifneq ($(CONFIG_KVM),)
25obj-m += lttng-probe-kvm.o
26ifneq ($(CONFIG_X86),)
27kvm_dep = $(srctree)/virt/kvm/iodev.h $(srctree)/include/kvm/iodev.h
28ifneq ($(wildcard $(kvm_dep)),)
29CFLAGS_lttng-probe-kvm-x86.o += -I$(srctree)/virt/kvm
30CFLAGS_lttng-probe-kvm-x86-mmu.o += -I$(srctree)/virt/kvm
31obj-m += $(shell \
32 if [ $(VERSION) -ge 3 \
33 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
34 echo "lttng-probe-kvm-x86.o" ; fi;)
35obj-m += $(shell \
36 if [ $(VERSION) -ge 3 \
37 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
38 echo "lttng-probe-kvm-x86-mmu.o" ; fi;)
39else
40$(warning File $(kvm_dep) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
41endif
42endif
43endif
44
45obj-m += $(shell \
46 if [ $(VERSION) -ge 3 \
47 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 33 \) ] ; then \
48 echo "lttng-probe-signal.o" ; fi;)
49
50ifneq ($(CONFIG_BLOCK),)
51ifneq ($(CONFIG_EVENT_TRACING),) # need blk_cmd_buf_len
52obj-m += lttng-probe-block.o
53endif
54endif
55
56ifneq ($(CONFIG_NET),)
57obj-m += lttng-probe-napi.o
58obj-m += lttng-probe-skb.o
59obj-m += $(shell \
60 if [ $(VERSION) -ge 3 \
61 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 37 \) ] ; then \
62 echo "lttng-probe-net.o" ; fi;)
63obj-m += $(shell \
64 if [ $(VERSION) -ge 4 \
65 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
66 echo "lttng-probe-sock.o" ; fi;)
67obj-m += $(shell \
68 if [ $(VERSION) -ge 4 \
69 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
70 echo "lttng-probe-udp.o" ; fi;)
71endif
72
73ifneq ($(CONFIG_SND_SOC),)
74obj-m += $(shell \
75 if [ $(VERSION) -ge 3 \
76 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
77 echo "lttng-probe-asoc.o" ; fi;)
78endif
79
80ifneq ($(CONFIG_EXT3_FS),)
81ext3_dep = $(srctree)/fs/ext3/*.h
82ext3_dep_check = $(wildcard $(ext3_dep))
83ext3 = $(shell \
84 if [ $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
85 if [ \( $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) \) -a \
86 -z "$(ext3_dep_check)" ] ; then \
87 echo "warn" ; \
88 exit ; \
89 fi; \
90 echo "lttng-probe-ext3.o" ; \
91 fi;)
92ifeq ($(ext3),warn)
93$(warning Files $(ext3_dep) not found. Probe "ext3" is disabled. Use full kernel source tree to enable it.)
94ext3 =
95endif
96obj-m += $(ext3)
97endif
98
99ifneq ($(CONFIG_GPIOLIB),)
100obj-m += $(shell \
101 if [ $(VERSION) -ge 3 ] ; then \
102 echo "lttng-probe-gpio.o" ; fi;)
103endif
104
105ifneq ($(CONFIG_JBD2),)
106obj-m += lttng-probe-jbd2.o
107endif
108
109ifneq ($(CONFIG_JBD),)
110obj-m += $(shell \
111 if [ $(VERSION) -ge 4 \
112 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
113 echo "lttng-probe-jbd.o" ; fi;)
114endif
115
116ifneq ($(CONFIG_REGULATOR),)
117obj-m += $(shell \
118 if [ $(VERSION) -ge 3 \
119 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
120 echo "lttng-probe-regulator.o" ; fi;)
121endif
122
123ifneq ($(CONFIG_SCSI),)
124obj-m += $(shell \
125 if [ $(VERSION) -ge 3 \
126 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 35 \) ] ; then \
127 echo "lttng-probe-scsi.o" ; fi;)
128endif
129
130vmscan = $(shell \
131 if [ $(VERSION) -ge 3 \
132 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
133 echo "lttng-probe-vmscan.o" ; fi;)
134ifneq ($(CONFIG_SWAP),)
135 obj-m += $(vmscan)
136else
137ifneq ($(CONFIG_CGROUP_MEM_RES_CTLR),)
138 obj-m += $(vmscan)
139endif
140endif
141
142# lock probe does not work, so disabling it for now
143#ifneq ($(CONFIG_LOCKDEP),)
144#obj-m += lttng-probe-lock.o
145#endif
146
147ifneq ($(CONFIG_BTRFS_FS),)
148btrfs_dep = $(srctree)/fs/btrfs/*.h
149btrfs = $(shell \
150 if [ $(VERSION) -ge 3 \
151 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 39 \) ] ; then \
152 echo "lttng-probe-btrfs.o" ; fi;)
153ifneq ($(btrfs),)
154ifeq ($(wildcard $(btrfs_dep)),)
155$(warning Files $(btrfs_dep) not found. Probe "btrfs" is disabled. Use full kernel source tree to enable it.)
156btrfs =
157endif
158endif
159obj-m += $(btrfs)
160endif
161
162obj-m += $(shell \
163 if [ $(VERSION) -ge 3 \
164 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
165 echo "lttng-probe-compaction.o" ; fi;)
166
167ifneq ($(CONFIG_EXT4_FS),)
168ext4_dep = $(srctree)/fs/ext4/*.h
169ext4 = lttng-probe-ext4.o
170ifeq ($(wildcard $(ext4_dep)),)
171$(warning Files $(ext4_dep) not found. Probe "ext4" is disabled. Use full kernel source tree to enable it.)
172ext4 =
173endif
174obj-m += $(ext4)
175endif
176
177obj-m += $(shell \
178 if [ $(VERSION) -ge 4 \
179 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) ] ; then \
180 echo "lttng-probe-printk.o" ; fi;)
181ifneq ($(CONFIG_FRAME_WARN),0)
182CFLAGS_lttng-probe-printk.o += -Wframe-larger-than=2200
183endif
184
185obj-m += $(shell \
186 if [ $(VERSION) -ge 4 \
187 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 6 \) \
188 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 5 -a $(SUBLEVEL) -ge 2 \) \
189 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 4 -a $(SUBLEVEL) -ge 9 \) \
190 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 0 -a $(SUBLEVEL) -ge 41 \) ] ; then \
191 echo "lttng-probe-random.o" ; fi;)
192
193obj-m += $(shell \
194 if [ $(VERSION) -ge 4 \
195 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
196 echo "lttng-probe-rcu.o" ; fi;)
197
198ifneq ($(CONFIG_REGMAP),)
199regmap_dep_4_1 = $(srctree)/drivers/base/regmap/trace.h
200ifneq ($(wildcard $(regmap_dep_4_1)),)
201obj-m += lttng-probe-regmap.o
202else
203$(warning File $(regmap_dep_4_1) not found. Probe "regmap" is disabled. Need Linux 4.1+ kernel source tree to enable it.)
204endif
205endif
206
207ifneq ($(CONFIG_PM_RUNTIME),)
208obj-m += $(shell \
209 if [ $(VERSION) -ge 4 \
210 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
211 echo "lttng-probe-rpm.o" ; fi;)
212endif
213
214ifneq ($(CONFIG_SUNRPC),)
215obj-m += $(shell \
216 if [ $(VERSION) -ge 4 \
217 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) ] ; then \
218 echo "lttng-probe-sunrpc.o" ; fi;)
219endif
220
221ifneq ($(CONFIG_VIDEO_V4L2),)
222obj-m += $(shell \
223 if [ $(VERSION) -ge 4 \
224 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 14 \) ] ; then \
225 echo "lttng-probe-v4l2.o" ; fi;)
226endif
227
228obj-m += lttng-probe-workqueue.o
229
230ifneq ($(CONFIG_KALLSYMS_ALL),)
231obj-m += $(shell \
232 if [ $(VERSION) -ge 3 \
233 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
234 echo "lttng-probe-writeback.o" ; fi;)
235else
236$(warning CONFIG_KALLSYMS_ALL is disabled, therefore probe "writeback" is disabled. Rebuild your kernel with this configuration option enabled in order to trace this subsystem.)
237endif
238
239
240ifneq ($(CONFIG_KPROBES),)
241obj-m += lttng-kprobes.o
242endif
243
244
245ifneq ($(CONFIG_KRETPROBES),)
246obj-m += lttng-kretprobes.o
247endif
248
249ifneq ($(CONFIG_DYNAMIC_FTRACE),)
250obj-m += lttng-ftrace.o
251endif
252
253endif
254
255else
256 KERNELDIR ?= /lib/modules/$(shell uname -r)/build
257 PWD := $(shell pwd)
258 CFLAGS = $(EXTCFLAGS)
259
260default:
261 $(MAKE) -C $(KERNELDIR) M=$(PWD) modules
262
263modules_install:
264 $(MAKE) -C $(KERNELDIR) M=$(PWD) modules_install
265 /sbin/depmod -a
266
267clean:
268 $(MAKE) -C $(KERNELDIR) M=$(PWD) clean
269
270endif
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