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 KERNELDIR
=${LTTNG_KERNELDIR}
10 include $(KBUILD_EXTMOD
)/Makefile.ABI.workarounds
12 ccflags-y
+= -I
$(PWD
)/probes
13 obj-m
+= lttng-types.o
15 obj-m
+= lttng-probe-sched.o
16 obj-m
+= lttng-probe-irq.o
17 obj-m
+= lttng-probe-timer.o
18 obj-m
+= lttng-probe-kmem.o
19 obj-m
+= lttng-probe-module.o
20 obj-m
+= lttng-probe-power.o
22 obj-m
+= lttng-probe-statedump.o
24 ifneq ($(CONFIG_KVM
),)
25 obj-m
+= lttng-probe-kvm.o
26 ifneq ($(CONFIG_X86
),)
27 kvm_dep
= $(srctree
)/virt
/kvm
/iodev.h
$(srctree
)/include/kvm
/iodev.h
28 ifneq ($(wildcard $(kvm_dep
)),)
29 CFLAGS_lttng-probe-kvm-x86.o
+= -I
$(srctree
)/virt
/kvm
30 CFLAGS_lttng-probe-kvm-x86-mmu.o
+= -I
$(srctree
)/virt
/kvm
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
;)
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
;)
40 $(warning File
$(kvm_dep
) not found. Probe
"kvm" x86-specific is disabled. Use full kernel source tree to enable it.
)
46 if
[ $(VERSION
) -ge
3 \
47 -o \
( $(VERSION
) -eq
2 -a
$(PATCHLEVEL
) -ge
6 -a
$(SUBLEVEL
) -ge
33 \
) ] ; then \
48 echo
"lttng-probe-signal.o" ; fi
;)
50 ifneq ($(CONFIG_BLOCK
),)
51 ifneq ($(CONFIG_EVENT_TRACING
),) # need blk_cmd_buf_len
52 obj-m
+= lttng-probe-block.o
56 ifneq ($(CONFIG_NET
),)
57 obj-m
+= lttng-probe-napi.o
58 obj-m
+= lttng-probe-skb.o
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
;)
64 if
[ $(VERSION
) -ge
4 \
65 -o \
( $(VERSION
) -eq
3 -a
$(PATCHLEVEL
) -ge
1 \
) ] ; then \
66 echo
"lttng-probe-sock.o" ; fi
;)
68 if
[ $(VERSION
) -ge
4 \
69 -o \
( $(VERSION
) -eq
3 -a
$(PATCHLEVEL
) -ge
1 \
) ] ; then \
70 echo
"lttng-probe-udp.o" ; fi
;)
73 ifneq ($(CONFIG_SND_SOC
),)
75 if
[ $(VERSION
) -ge
3 \
76 -o \
( $(VERSION
) -eq
2 -a
$(PATCHLEVEL
) -ge
6 -a
$(SUBLEVEL
) -ge
38 \
) ] ; then \
77 echo
"lttng-probe-asoc.o" ; fi
;)
80 ifneq ($(CONFIG_EXT3_FS
),)
81 ext3_dep
= $(srctree
)/fs
/ext3
/*.h
82 ext3_dep_check
= $(wildcard $(ext3_dep
))
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 \
90 echo
"lttng-probe-ext3.o" ; \
93 $(warning Files
$(ext3_dep
) not found. Probe
"ext3" is disabled. Use full kernel source tree to enable it.
)
99 ifneq ($(CONFIG_GPIOLIB
),)
101 if
[ $(VERSION
) -ge
3 ] ; then \
102 echo
"lttng-probe-gpio.o" ; fi
;)
105 ifneq ($(CONFIG_JBD2
),)
106 obj-m
+= lttng-probe-jbd2.o
109 ifneq ($(CONFIG_JBD
),)
111 if
[ $(VERSION
) -ge
4 \
112 -o \
( $(VERSION
) -eq
3 -a
$(PATCHLEVEL
) -ge
1 \
) ] ; then \
113 echo
"lttng-probe-jbd.o" ; fi
;)
116 ifneq ($(CONFIG_REGULATOR
),)
118 if
[ $(VERSION
) -ge
3 \
119 -o \
( $(VERSION
) -eq
2 -a
$(PATCHLEVEL
) -ge
6 -a
$(SUBLEVEL
) -ge
38 \
) ] ; then \
120 echo
"lttng-probe-regulator.o" ; fi
;)
123 ifneq ($(CONFIG_SCSI
),)
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
;)
131 if
[ $(VERSION
) -ge
3 \
132 -o \
( $(VERSION
) -eq
2 -a
$(PATCHLEVEL
) -ge
6 -a
$(SUBLEVEL
) -ge
36 \
) ] ; then \
133 echo
"lttng-probe-vmscan.o" ; fi
;)
134 ifneq ($(CONFIG_SWAP
),)
137 ifneq ($(CONFIG_CGROUP_MEM_RES_CTLR
),)
142 # lock probe does not work, so disabling it for now
143 #ifneq ($(CONFIG_LOCKDEP),)
144 #obj-m += lttng-probe-lock.o
147 ifneq ($(CONFIG_BTRFS_FS
),)
148 btrfs_dep
= $(srctree
)/fs
/btrfs
/*.h
150 if
[ $(VERSION
) -ge
3 \
151 -o \
( $(VERSION
) -eq
2 -a
$(PATCHLEVEL
) -ge
6 -a
$(SUBLEVEL
) -ge
39 \
) ] ; then \
152 echo
"lttng-probe-btrfs.o" ; fi
;)
154 ifeq ($(wildcard $(btrfs_dep
)),)
155 $(warning Files
$(btrfs_dep
) not found. Probe
"btrfs" is disabled. Use full kernel source tree to enable it.
)
163 if
[ $(VERSION
) -ge
3 \
164 -o \
( $(VERSION
) -eq
2 -a
$(PATCHLEVEL
) -ge
6 -a
$(SUBLEVEL
) -ge
38 \
) ] ; then \
165 echo
"lttng-probe-compaction.o" ; fi
;)
167 ifneq ($(CONFIG_EXT4_FS
),)
168 ext4_dep
= $(srctree
)/fs
/ext4
/*.h
169 ext4
= lttng-probe-ext4.o
170 ifeq ($(wildcard $(ext4_dep
)),)
171 $(warning Files
$(ext4_dep
) not found. Probe
"ext4" is disabled. Use full kernel source tree to enable it.
)
178 if
[ $(VERSION
) -ge
4 \
179 -o \
( $(VERSION
) -eq
3 -a
$(PATCHLEVEL
) -ge
4 \
) ] ; then \
180 echo
"lttng-probe-printk.o" ; fi
;)
181 ifneq ($(CONFIG_FRAME_WARN
),0)
182 CFLAGS_lttng-probe-printk.o
+= -Wframe-larger-than
=2200
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
;)
194 if
[ $(VERSION
) -ge
4 \
195 -o \
( $(VERSION
) -eq
3 -a
$(PATCHLEVEL
) -ge
2 \
) ] ; then \
196 echo
"lttng-probe-rcu.o" ; fi
;)
198 ifneq ($(CONFIG_REGMAP
),)
199 regmap_dep_4_1
= $(srctree
)/drivers
/base
/regmap
/trace.h
200 ifneq ($(wildcard $(regmap_dep_4_1
)),)
201 obj-m
+= lttng-probe-regmap.o
203 $(warning File
$(regmap_dep_4_1
) not found. Probe
"regmap" is disabled. Need Linux
4.1+ kernel source tree to enable it.
)
207 ifneq ($(CONFIG_PM_RUNTIME
),)
209 if
[ $(VERSION
) -ge
4 \
210 -o \
( $(VERSION
) -eq
3 -a
$(PATCHLEVEL
) -ge
2 \
) ] ; then \
211 echo
"lttng-probe-rpm.o" ; fi
;)
214 ifneq ($(CONFIG_SUNRPC
),)
216 if
[ $(VERSION
) -ge
4 \
217 -o \
( $(VERSION
) -eq
3 -a
$(PATCHLEVEL
) -ge
4 \
) ] ; then \
218 echo
"lttng-probe-sunrpc.o" ; fi
;)
221 ifneq ($(CONFIG_VIDEO_V4L2
),)
223 if
[ $(VERSION
) -ge
4 \
224 -o \
( $(VERSION
) -eq
3 -a
$(PATCHLEVEL
) -ge
14 \
) ] ; then \
225 echo
"lttng-probe-v4l2.o" ; fi
;)
228 obj-m
+= lttng-probe-workqueue.o
230 ifneq ($(CONFIG_KALLSYMS_ALL
),)
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
;)
236 $(warning CONFIG_KALLSYMS_ALL is disabled
, therefore probe
"writeback" is disabled. Rebuild your kernel with this configuration option enabled in order to trace this subsystem.
)
240 ifneq ($(CONFIG_KPROBES
),)
241 obj-m
+= lttng-kprobes.o
245 ifneq ($(CONFIG_KRETPROBES
),)
246 obj-m
+= lttng-kretprobes.o
249 ifneq ($(CONFIG_DYNAMIC_FTRACE
),)
250 obj-m
+= lttng-ftrace.o
256 KERNELDIR ?
= /lib
/modules
/$(shell uname
-r
)/build
258 CFLAGS
= $(EXTCFLAGS
)
261 $(MAKE
) -C
$(KERNELDIR
) M
=$(PWD
) modules
264 $(MAKE
) -C
$(KERNELDIR
) M
=$(PWD
) modules_install
268 $(MAKE
) -C
$(KERNELDIR
) M
=$(PWD
) clean