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$(PWD)/probes
   9 obj-m += lttng-types.o
  10
  11 obj-m += lttng-probe-sched.o
  12 obj-m += lttng-probe-irq.o
  13 obj-m += lttng-probe-timer.o
  14 obj-m += lttng-probe-kmem.o
  15 obj-m += lttng-probe-module.o
  16 obj-m += lttng-probe-power.o
  17
  18 obj-m += lttng-probe-statedump.o
  19
  20 ifneq ($(CONFIG_KVM),)
  21 kvm = lttng-probe-kvm.o
  22 ifneq ($(CONFIG_X86),)
  23 kvm_dep = $(srctree)/virt/kvm/iodev.h
  24 kvm_x86 = lttng-probe-kvm-x86.o
  25 kvm_x86_mmu = lttng-probe-kvm-x86-mmu.o
  26 kvm_path = $(srctree)/virt/kvm
  27 ifeq ($(wildcard $(kvm_dep)),)
  28 $(warning Files $(kvm_dep) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
  29 kvm_x86 =
  30 kvm_path =
  31 endif
  32 obj-m += $(kvm_x86)
  33 obj-m += $(kvm_x86_mmu)
  34 ccflags-y += -I$(kvm_path)
  35 endif
  36 obj-m += $(kvm)
  37 endif
  38
  39 obj-m +=  $(shell \
  40         if [ $(VERSION) -ge 3 \
  41                 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 33 \) ] ; then \
  42                 echo "lttng-probe-signal.o" ; fi;)
  43
  44 ifneq ($(CONFIG_BLOCK),)
  45 ifneq ($(CONFIG_EVENT_TRACING),)        # need blk_cmd_buf_len
  46 obj-m += lttng-probe-block.o
  47 endif
  48 endif
  49
  50 ifneq ($(CONFIG_NET),)
  51 obj-m += lttng-probe-napi.o
  52 obj-m += lttng-probe-skb.o
  53 obj-m +=  $(shell \
  54         if [ $(VERSION) -ge 3 \
  55                 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 37 \) ] ; then \
  56                 echo "lttng-probe-net.o" ; fi;)
  57 obj-m +=  $(shell \
  58         if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 1 ] ; then \
  59                 echo "lttng-probe-sock.o" ; fi;)
  60 obj-m +=  $(shell \
  61         if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 1 ] ; then \
  62                 echo "lttng-probe-udp.o" ; fi;)
  63 endif
  64
  65 ifneq ($(CONFIG_SND_SOC),)
  66 obj-m +=  $(shell \
  67         if [ $(VERSION) -ge 3 \
  68                 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
  69                 echo "lttng-probe-asoc.o" ; fi;)
  70 endif
  71
  72 ifneq ($(CONFIG_EXT3_FS),)
  73 ext3_dep = $(srctree)/fs/ext3/*.h
  74 ext3_dep_check = $(wildcard $(ext3_dep))
  75 ext3 = $(shell \
  76         if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 1 ] ; then \
  77                 if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 4 -a \
  78                         -z "$(ext3_dep_check)" ] ; then \
  79                         echo "warn" ; \
  80                         exit ; \
  81                 fi; \
  82                 echo "lttng-probe-ext3.o" ; \
  83         fi;)
  84 ifeq ($(ext3),warn)
  85 $(warning Files $(ext3_dep) not found. Probe "ext3" is disabled. Use full kernel source tree to enable it.)
  86 ext3 =
  87 endif
  88 obj-m += $(ext3)
  89 endif
  90
  91 ifneq ($(CONFIG_GPIOLIB),)
  92 obj-m +=  $(shell \
  93         if [ $(VERSION) -ge 3 ] ; then \
  94                 echo "lttng-probe-gpio.o" ; fi;)
  95 endif
  96
  97 ifneq ($(CONFIG_JBD2),)
  98 obj-m += lttng-probe-jbd2.o
  99 endif
 100
 101 ifneq ($(CONFIG_JBD),)
 102 obj-m +=  $(shell \
 103         if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 1 ] ; then \
 104                 echo "lttng-probe-jbd.o" ; fi;)
 105 endif
 106
 107 ifneq ($(CONFIG_REGULATOR),)
 108 obj-m +=  $(shell \
 109         if [ $(VERSION) -ge 3 \
 110                 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
 111                 echo "lttng-probe-regulator.o" ; fi;)
 112 endif
 113
 114 ifneq ($(CONFIG_SCSI),)
 115 obj-m +=  $(shell \
 116         if [ $(VERSION) -ge 3 \
 117                 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 35 \) ] ; then \
 118                 echo "lttng-probe-scsi.o" ; fi;)
 119 endif
 120
 121 vmscan = $(shell \
 122         if [ $(VERSION) -ge 3 \
 123                 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
 124                 echo "lttng-probe-vmscan.o" ; fi;)
 125 ifneq ($(CONFIG_SWAP),)
 126         obj-m += $(vmscan)
 127 else
 128 ifneq ($(CONFIG_CGROUP_MEM_RES_CTLR),)
 129         obj-m += $(vmscan)
 130 endif
 131 endif
 132
 133 # lock probe does not work, so disabling it for now
 134 #ifneq ($(CONFIG_LOCKDEP),)
 135 #obj-m += lttng-probe-lock.o
 136 #endif
 137
 138 ifneq ($(CONFIG_BTRFS_FS),)
 139 btrfs_dep = $(srctree)/fs/btrfs/*.h
 140 btrfs = $(shell \
 141         if [ $(VERSION) -ge 3 \
 142                 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 39 \) ] ; then \
 143                 echo "lttng-probe-btrfs.o" ; fi;)
 144 ifneq ($(btrfs),)
 145 ifeq ($(wildcard $(btrfs_dep)),)
 146 $(warning Files $(btrfs_dep) not found. Probe "btrfs" is disabled. Use full kernel source tree to enable it.)
 147 btrfs =
 148 endif
 149 endif
 150 obj-m += $(btrfs)
 151 endif
 152
 153 obj-m +=  $(shell \
 154         if [ $(VERSION) -ge 3 \
 155                 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
 156                 echo "lttng-probe-compaction.o" ; fi;)
 157
 158 ifneq ($(CONFIG_EXT4_FS),)
 159 ext4_dep = $(srctree)/fs/ext4/*.h
 160 ext4 = lttng-probe-ext4.o
 161 ifeq ($(wildcard $(ext4_dep)),)
 162 $(warning Files $(ext4_dep) not found. Probe "ext4" is disabled. Use full kernel source tree to enable it.)
 163 ext4 =
 164 endif
 165 obj-m += $(ext4)
 166 endif
 167
 168 obj-m +=  $(shell \
 169         if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 4 ] ; then \
 170                 echo "lttng-probe-printk.o" ; fi;)
 171 ifneq ($(CONFIG_FRAME_WARN),0)
 172 CFLAGS_lttng-probe-printk.o += -Wframe-larger-than=2200
 173 endif
 174
 175 obj-m +=  $(shell \
 176         if [ \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 6 \) \
 177                 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 5 -a $(SUBLEVEL) -ge 2 \) \
 178                 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 4 -a $(SUBLEVEL) -ge 9 \) \
 179                 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 0 -a $(SUBLEVEL) -ge 41 \) ] ; then \
 180                 echo "lttng-probe-random.o" ; fi;)
 181
 182 obj-m +=  $(shell \
 183         if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 2 ] ; then \
 184                 echo "lttng-probe-rcu.o" ; fi;)
 185
 186 ifneq ($(CONFIG_REGMAP),)
 187 obj-m +=  $(shell \
 188         if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 2 ] ; then \
 189                 echo "lttng-probe-regmap.o" ; fi;)
 190 endif
 191
 192 ifneq ($(CONFIG_PM_RUNTIME),)
 193 obj-m +=  $(shell \
 194         if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 2 ] ; then \
 195                 echo "lttng-probe-rpm.o" ; fi;)
 196 endif
 197
 198 ifneq ($(CONFIG_SUNRPC),)
 199 obj-m +=  $(shell \
 200         if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 4 ] ; then \
 201                 echo "lttng-probe-sunrpc.o" ; fi;)
 202 endif
 203
 204 obj-m += lttng-probe-workqueue.o
 205
 206 ifneq ($(CONFIG_KALLSYMS_ALL),)
 207 obj-m +=  $(shell \
 208         if [ $(VERSION) -ge 3 \
 209                 -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
 210                 echo "lttng-probe-writeback.o" ; fi;)
 211 endif
 212
 213
 214 ifneq ($(CONFIG_KPROBES),)
 215 obj-m += lttng-kprobes.o
 216 endif
 217
 218
 219 ifneq ($(CONFIG_KRETPROBES),)
 220 obj-m += lttng-kretprobes.o
 221 endif
 222
 223 ifneq ($(CONFIG_DYNAMIC_FTRACE),)
 224 obj-m += lttng-ftrace.o
 225 endif
 226
 227 endif
 228
 229 else
 230         KERNELDIR ?= /lib/modules/$(shell uname -r)/build
 231         PWD := $(shell pwd)
 232         CFLAGS = $(EXTCFLAGS)
 233
 234 default:
 235         $(MAKE) -C $(KERNELDIR) M=$(PWD) modules
 236
 237 modules_install:
 238         $(MAKE) -C $(KERNELDIR) M=$(PWD) modules_install
 239         /sbin/depmod -a
 240
 241 clean:
 242         $(MAKE) -C $(KERNELDIR) M=$(PWD) clean
 243
 244 endif