2 # Makefile for the LTT probes.
3 # Only build from the package top-level directory. Never use with make directly.
5 ifneq ($(KERNELRELEASE),)
6 ifneq ($(CONFIG_TRACEPOINTS),)
8 ccflags-y += -I$(PWD)/probes
11 obj-m += lttng-probe-sched.o
12 obj-m += lttng-probe-irq.o
13 obj-m += lttng-probe-timer.o
14 obj-m += lttng-probe-kmem.o
15 obj-m += lttng-probe-module.o
16 obj-m += lttng-probe-power.o
18 obj-m += lttng-probe-statedump.o
20 ifneq ($(CONFIG_KVM),)
21 obj-m += lttng-probe-kvm.o
22 ifneq ($(CONFIG_X86),)
23 kvm_dep = $(srctree)/virt/kvm/iodev.h
24 ifneq ($(wildcard $(kvm_dep)),)
25 CFLAGS_lttng-probe-kvm-x86.o += -I$(srctree)/virt/kvm
26 CFLAGS_lttng-probe-kvm-x86-mmu.o += -I$(srctree)/virt/kvm
27 obj-m += lttng-probe-kvm-x86.o
28 obj-m += lttng-probe-kvm-x86-mmu.o
30 $(warning File $(kvm_dep) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
36 if [ $(VERSION) -ge 3 \
37 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 33 \) ] ; then \
38 echo "lttng-probe-signal.o" ; fi;)
40 ifneq ($(CONFIG_BLOCK),)
41 ifneq ($(CONFIG_EVENT_TRACING),) # need blk_cmd_buf_len
42 obj-m += lttng-probe-block.o
46 ifneq ($(CONFIG_NET),)
47 obj-m += lttng-probe-napi.o
48 obj-m += lttng-probe-skb.o
50 if [ $(VERSION) -ge 3 \
51 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 37 \) ] ; then \
52 echo "lttng-probe-net.o" ; fi;)
54 if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 1 ] ; then \
55 echo "lttng-probe-sock.o" ; fi;)
57 if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 1 ] ; then \
58 echo "lttng-probe-udp.o" ; fi;)
61 ifneq ($(CONFIG_SND_SOC),)
63 if [ $(VERSION) -ge 3 \
64 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
65 echo "lttng-probe-asoc.o" ; fi;)
68 ifneq ($(CONFIG_EXT3_FS),)
69 ext3_dep = $(srctree)/fs/ext3/*.h
70 ext3_dep_check = $(wildcard $(ext3_dep))
72 if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 1 ] ; then \
73 if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 4 -a \
74 -z "$(ext3_dep_check)" ] ; then \
78 echo "lttng-probe-ext3.o" ; \
81 $(warning Files $(ext3_dep) not found. Probe "ext3" is disabled. Use full kernel source tree to enable it.)
87 ifneq ($(CONFIG_GPIOLIB),)
89 if [ $(VERSION) -ge 3 ] ; then \
90 echo "lttng-probe-gpio.o" ; fi;)
93 ifneq ($(CONFIG_JBD2),)
94 obj-m += lttng-probe-jbd2.o
97 ifneq ($(CONFIG_JBD),)
99 if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 1 ] ; then \
100 echo "lttng-probe-jbd.o" ; fi;)
103 ifneq ($(CONFIG_REGULATOR),)
105 if [ $(VERSION) -ge 3 \
106 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
107 echo "lttng-probe-regulator.o" ; fi;)
110 ifneq ($(CONFIG_SCSI),)
112 if [ $(VERSION) -ge 3 \
113 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 35 \) ] ; then \
114 echo "lttng-probe-scsi.o" ; fi;)
118 if [ $(VERSION) -ge 3 \
119 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
120 echo "lttng-probe-vmscan.o" ; fi;)
121 ifneq ($(CONFIG_SWAP),)
124 ifneq ($(CONFIG_CGROUP_MEM_RES_CTLR),)
129 # lock probe does not work, so disabling it for now
130 #ifneq ($(CONFIG_LOCKDEP),)
131 #obj-m += lttng-probe-lock.o
134 ifneq ($(CONFIG_BTRFS_FS),)
135 btrfs_dep = $(srctree)/fs/btrfs/*.h
137 if [ $(VERSION) -ge 3 \
138 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 39 \) ] ; then \
139 echo "lttng-probe-btrfs.o" ; fi;)
141 ifeq ($(wildcard $(btrfs_dep)),)
142 $(warning Files $(btrfs_dep) not found. Probe "btrfs" is disabled. Use full kernel source tree to enable it.)
150 if [ $(VERSION) -ge 3 \
151 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
152 echo "lttng-probe-compaction.o" ; fi;)
154 ifneq ($(CONFIG_EXT4_FS),)
155 ext4_dep = $(srctree)/fs/ext4/*.h
156 ext4 = lttng-probe-ext4.o
157 ifeq ($(wildcard $(ext4_dep)),)
158 $(warning Files $(ext4_dep) not found. Probe "ext4" is disabled. Use full kernel source tree to enable it.)
165 if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 4 ] ; then \
166 echo "lttng-probe-printk.o" ; fi;)
167 ifneq ($(CONFIG_FRAME_WARN),0)
168 CFLAGS_lttng-probe-printk.o += -Wframe-larger-than=2200
172 if [ \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 6 \) \
173 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 5 -a $(SUBLEVEL) -ge 2 \) \
174 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 4 -a $(SUBLEVEL) -ge 9 \) \
175 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 0 -a $(SUBLEVEL) -ge 41 \) ] ; then \
176 echo "lttng-probe-random.o" ; fi;)
179 if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 2 ] ; then \
180 echo "lttng-probe-rcu.o" ; fi;)
182 ifneq ($(CONFIG_REGMAP),)
184 if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 2 ] ; then \
185 echo "lttng-probe-regmap.o" ; fi;)
188 ifneq ($(CONFIG_PM_RUNTIME),)
190 if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 2 ] ; then \
191 echo "lttng-probe-rpm.o" ; fi;)
194 ifneq ($(CONFIG_SUNRPC),)
196 if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 4 ] ; then \
197 echo "lttng-probe-sunrpc.o" ; fi;)
200 obj-m += lttng-probe-workqueue.o
202 ifneq ($(CONFIG_KALLSYMS_ALL),)
204 if [ $(VERSION) -ge 3 \
205 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
206 echo "lttng-probe-writeback.o" ; fi;)
210 ifneq ($(CONFIG_KPROBES),)
211 obj-m += lttng-kprobes.o
215 ifneq ($(CONFIG_KRETPROBES),)
216 obj-m += lttng-kretprobes.o
219 ifneq ($(CONFIG_DYNAMIC_FTRACE),)
220 obj-m += lttng-ftrace.o
226 KERNELDIR ?= /lib/modules/$(shell uname -r)/build
228 CFLAGS = $(EXTCFLAGS)
231 $(MAKE) -C $(KERNELDIR) M=$(PWD) modules
234 $(MAKE) -C $(KERNELDIR) M=$(PWD) modules_install
238 $(MAKE) -C $(KERNELDIR) M=$(PWD) clean