probes/Makefile

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