probes/Kbuild

   1 TOP_LTTNG_MODULES_DIR := $(shell dirname $(lastword $(MAKEFILE_LIST)))/..
   2
   3 include $(TOP_LTTNG_MODULES_DIR)/Makefile.ABI.workarounds
   4
   5 ccflags-y += -I$(TOP_LTTNG_MODULES_DIR)
   6
   7 obj-$(CONFIG_LTTNG) += lttng-probe-sched.o
   8 obj-$(CONFIG_LTTNG) += lttng-probe-irq.o
   9 obj-$(CONFIG_LTTNG) += lttng-probe-timer.o
  10 obj-$(CONFIG_LTTNG) += lttng-probe-kmem.o
  11 obj-$(CONFIG_LTTNG) += lttng-probe-module.o
  12 obj-$(CONFIG_LTTNG) += lttng-probe-power.o
  13 obj-$(CONFIG_LTTNG) += lttng-probe-statedump.o
  14
  15 i2c_dep = $(srctree)/include/trace/events/i2c.h
  16 ifneq ($(wildcard $(i2c_dep)),)
  17   obj-$(CONFIG_LTTNG) += lttng-probe-i2c.o
  18 endif
  19
  20 ifneq ($(CONFIG_KVM),)
  21   obj-$(CONFIG_LTTNG) += lttng-probe-kvm.o
  22   ifneq ($(CONFIG_X86),)
  23     kvm_dep_lapic = $(srctree)/arch/x86/kvm/lapic.h
  24     ifneq ($(wildcard $(kvm_dep_lapic)),)
  25       kvm_dep = $(srctree)/virt/kvm/iodev.h $(srctree)/include/kvm/iodev.h
  26       ifneq ($(wildcard $(kvm_dep)),)
  27         CFLAGS_lttng-probe-kvm-x86.o += -I$(srctree)/virt/kvm
  28         CFLAGS_lttng-probe-kvm-x86-mmu.o += -I$(srctree)/virt/kvm
  29         obj-$(CONFIG_LTTNG) +=  $(shell \
  30           if [ $(VERSION) -ge 3 \
  31             -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
  32             echo "lttng-probe-kvm-x86.o" ; fi;)
  33         obj-$(CONFIG_LTTNG) +=  $(shell \
  34           if [ $(VERSION) -ge 3 \
  35             -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
  36             echo "lttng-probe-kvm-x86-mmu.o" ; fi;)
  37       else
  38         $(warning File $(kvm_dep) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
  39       endif # $(wildcard $(kvm_dep))
  40     else
  41       $(warning File $(kvm_dep_lapic) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
  42     endif # $(wildcard $(kvm_dep_lapic))
  43   endif # CONFIG_X86
  44 endif # CONFIG_KVM
  45
  46 ifneq ($(CONFIG_X86),)
  47   x86_irq_vectors_dep = $(srctree)/arch/x86/include/asm/trace/irq_vectors.h
  48
  49   ifneq ($(wildcard $(x86_irq_vectors_dep)),)
  50     obj-$(CONFIG_LTTNG) += lttng-probe-x86-irq-vectors.o
  51   endif # $(wildcard $(x86_irq_vectors_dep))
  52
  53   x86_exceptions_dep = $(srctree)/arch/x86/include/asm/trace/exceptions.h
  54
  55   ifneq ($(wildcard $(x86_exceptions_dep)),)
  56     obj-$(CONFIG_LTTNG) += lttng-probe-x86-exceptions.o
  57   endif # $(wildcard $(x86_exceptions_dep))
  58 endif # CONFIG_X86
  59
  60 obj-$(CONFIG_LTTNG) +=  $(shell \
  61   if [ $(VERSION) -ge 3 \
  62     -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 33 \) ] ; then \
  63     echo "lttng-probe-signal.o" ; fi;)
  64
  65 ifneq ($(CONFIG_BLOCK),)
  66   # need blk_cmd_buf_len
  67   ifneq ($(CONFIG_EVENT_TRACING),)
  68     obj-$(CONFIG_LTTNG) += lttng-probe-block.o
  69   endif # CONFIG_EVENT_TRACING
  70 endif # CONFIG_BLOCK
  71
  72 ifneq ($(CONFIG_NET),)
  73   obj-$(CONFIG_LTTNG) += lttng-probe-napi.o
  74   obj-$(CONFIG_LTTNG) += lttng-probe-skb.o
  75   obj-$(CONFIG_LTTNG) +=  $(shell \
  76     if [ $(VERSION) -ge 3 \
  77       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 37 \) ] ; then \
  78       echo "lttng-probe-net.o" ; fi;)
  79   obj-$(CONFIG_LTTNG) +=  $(shell \
  80     if [ $(VERSION) -ge 4 \
  81       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
  82       echo "lttng-probe-sock.o" ; fi;)
  83   obj-$(CONFIG_LTTNG) +=  $(shell \
  84     if [ $(VERSION) -ge 4 \
  85       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
  86       echo "lttng-probe-udp.o" ; fi;)
  87 endif # CONFIG_NET
  88
  89 ifneq ($(CONFIG_SND_SOC),)
  90   obj-$(CONFIG_LTTNG) +=  $(shell \
  91     if [ $(VERSION) -ge 3 \
  92       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
  93       echo "lttng-probe-asoc.o" ; fi;)
  94 endif # CONFIG_SND_SOC
  95
  96 ifneq ($(CONFIG_EXT3_FS),)
  97   ext3_dep = $(srctree)/fs/ext3/*.h
  98   ext3_dep_check = $(wildcard $(ext3_dep))
  99   ext3 = $(shell \
 100     if [ $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
 101       if [ \( $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) \) -a \
 102         -z "$(ext3_dep_check)" ] ; then \
 103         echo "warn" ; \
 104         exit ; \
 105       fi; \
 106       echo "lttng-probe-ext3.o" ; \
 107     fi;)
 108   ifeq ($(ext3),warn)
 109     $(warning Files $(ext3_dep) not found. Probe "ext3" is disabled. Use full kernel source tree to enable it.)
 110     ext3 =
 111   endif # $(ext3),warn
 112   obj-$(CONFIG_LTTNG) += $(ext3)
 113 endif # CONFIG_EXT3_FS
 114
 115 ifneq ($(CONFIG_GPIOLIB),)
 116   obj-$(CONFIG_LTTNG) +=  $(shell \
 117     if [ $(VERSION) -ge 3 ] ; then \
 118       echo "lttng-probe-gpio.o" ; fi;)
 119 endif # CONFIG_GPIOLIB
 120
 121 ifneq ($(CONFIG_JBD2),)
 122   obj-$(CONFIG_LTTNG) += lttng-probe-jbd2.o
 123 endif # CONFIG_JBD2
 124
 125 ifneq ($(CONFIG_JBD),)
 126   obj-$(CONFIG_LTTNG) +=  $(shell \
 127     if [ $(VERSION) -ge 4 \
 128       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
 129       echo "lttng-probe-jbd.o" ; fi;)
 130 endif # CONFIG_JBD
 131
 132 ifneq ($(CONFIG_REGULATOR),)
 133   obj-$(CONFIG_LTTNG) +=  $(shell \
 134     if [ $(VERSION) -ge 3 \
 135       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
 136       echo "lttng-probe-regulator.o" ; fi;)
 137 endif # CONFIG_REGULATOR
 138
 139 ifneq ($(CONFIG_SCSI),)
 140   obj-$(CONFIG_LTTNG) +=  $(shell \
 141     if [ $(VERSION) -ge 3 \
 142       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 35 \) ] ; then \
 143       echo "lttng-probe-scsi.o" ; fi;)
 144 endif # CONFIG_SCSI
 145
 146 vmscan = $(shell \
 147   if [ $(VERSION) -ge 3 \
 148     -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
 149     echo "lttng-probe-vmscan.o" ; fi;)
 150
 151 ifneq ($(CONFIG_SWAP),)
 152   obj-$(CONFIG_LTTNG) += $(vmscan)
 153 else
 154   ifneq ($(CONFIG_CGROUP_MEM_RES_CTLR),)
 155     obj-$(CONFIG_LTTNG) += $(vmscan)
 156   endif # CONFIG_CGROUP_MEM_RES_CTLR
 157 endif # CONFIG_SWAP
 158
 159 # lock probe does not work, so disabling it for now
 160 #ifneq ($(CONFIG_LOCKDEP),)
 161 #  obj-$(CONFIG_LTTNG) += lttng-probe-lock.o
 162 #endif # CONFIG_LOCKDEP
 163
 164 ifneq ($(CONFIG_BTRFS_FS),)
 165   btrfs_dep = $(srctree)/fs/btrfs/*.h
 166   btrfs = $(shell \
 167     if [ $(VERSION) -ge 3 \
 168       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 39 \) ] ; then \
 169       echo "lttng-probe-btrfs.o" ; fi;)
 170   ifneq ($(btrfs),)
 171     ifeq ($(wildcard $(btrfs_dep)),)
 172       $(warning Files $(btrfs_dep) not found. Probe "btrfs" is disabled. Use full kernel source tree to enable it.)
 173       btrfs =
 174     endif # $(wildcard $(btrfs_dep))
 175   endif # $(btrfs)
 176   obj-$(CONFIG_LTTNG) += $(btrfs)
 177 endif # CONFIG_BTRFS_FS
 178
 179 obj-$(CONFIG_LTTNG) +=  $(shell \
 180   if [ $(VERSION) -ge 3 \
 181     -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
 182     echo "lttng-probe-compaction.o" ; fi;)
 183
 184 ifneq ($(CONFIG_EXT4_FS),)
 185   ext4_dep = $(srctree)/fs/ext4/*.h
 186   ext4 = lttng-probe-ext4.o
 187   ifeq ($(wildcard $(ext4_dep)),)
 188     $(warning Files $(ext4_dep) not found. Probe "ext4" is disabled. Use full kernel source tree to enable it.)
 189     ext4 =
 190   endif # $(wildcard $(ext4_dep))
 191   obj-$(CONFIG_LTTNG) += $(ext4)
 192 endif # CONFIG_EXT4_FS
 193
 194 obj-$(CONFIG_LTTNG) +=  $(shell \
 195   if [ $(VERSION) -ge 4 \
 196     -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) ] ; then \
 197     echo "lttng-probe-printk.o" ; fi;)
 198
 199 ifneq ($(CONFIG_FRAME_WARN),0)
 200   CFLAGS_lttng-probe-printk.o += -Wframe-larger-than=2200
 201 endif
 202
 203 obj-$(CONFIG_LTTNG) +=  $(shell \
 204     if [ $(VERSION) -ge 4 \
 205       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 6 \) \
 206       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 5 -a $(SUBLEVEL) -ge 2 \) \
 207       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 4 -a $(SUBLEVEL) -ge 9 \) \
 208       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 0 -a $(SUBLEVEL) -ge 41 \) ] ; then \
 209       echo "lttng-probe-random.o" ; fi;)
 210
 211 obj-$(CONFIG_LTTNG) +=  $(shell \
 212   if [ $(VERSION) -ge 4 \
 213     -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
 214     echo "lttng-probe-rcu.o" ; fi;)
 215
 216 ifneq ($(CONFIG_REGMAP),)
 217   regmap_dep_4_1 = $(srctree)/drivers/base/regmap/trace.h
 218   ifneq ($(wildcard $(regmap_dep_4_1)),)
 219     obj-$(CONFIG_LTTNG) += lttng-probe-regmap.o
 220   else
 221     $(warning File $(regmap_dep_4_1) not found. Probe "regmap" is disabled. Need Linux 4.1+ kernel source tree to enable it.)
 222   endif # $(wildcard $(regmap_dep_4_1)),
 223 endif # CONFIG_REGMAP
 224
 225 ifneq ($(CONFIG_PM_RUNTIME),)
 226   obj-$(CONFIG_LTTNG) +=  $(shell \
 227     if [ $(VERSION) -ge 4 \
 228       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
 229       echo "lttng-probe-rpm.o" ; fi;)
 230 endif # CONFIG_PM_RUNTIME
 231
 232 ifneq ($(CONFIG_SUNRPC),)
 233   obj-$(CONFIG_LTTNG) +=  $(shell \
 234     if [ $(VERSION) -ge 4 \
 235       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) ] ; then \
 236       echo "lttng-probe-sunrpc.o" ; fi;)
 237 endif # CONFIG_SUNRPC
 238
 239 ifneq ($(CONFIG_VIDEO_V4L2),)
 240   obj-$(CONFIG_LTTNG) += $(shell \
 241     if [ $(VERSION) -ge 4 \
 242       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 14 \) ] ; then \
 243       echo "lttng-probe-v4l2.o" ; fi;)
 244 endif # CONFIG_VIDEO_V4L2
 245
 246 obj-$(CONFIG_LTTNG) += lttng-probe-workqueue.o
 247
 248 ifneq ($(CONFIG_KALLSYMS_ALL),)
 249   obj-$(CONFIG_LTTNG) +=  $(shell \
 250     if [ $(VERSION) -ge 3 \
 251       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
 252       echo "lttng-probe-writeback.o" ; fi;)
 253 else
 254   $(warning CONFIG_KALLSYMS_ALL is disabled, therefore probe "writeback" is disabled. Rebuild your kernel with this configuration option enabled in order to trace this subsystem.)
 255 endif # CONFIG_KALLSYMS_ALL
 256
 257 ifneq ($(CONFIG_KPROBES),)
 258   obj-$(CONFIG_LTTNG) += lttng-kprobes.o
 259 endif # CONFIG_KPROBES
 260
 261 ifneq ($(CONFIG_KRETPROBES),)
 262   obj-$(CONFIG_LTTNG) += lttng-kretprobes.o
 263 endif # CONFIG_KRETPROBES
 264
 265 ifneq ($(CONFIG_DYNAMIC_FTRACE),)
 266   obj-$(CONFIG_LTTNG) += lttng-ftrace.o
 267 endif # CONFIG_DYNAMIC_FTRACE
 268
 269 # vim:syntax=make