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 obj-$(CONFIG_LTTNG) += $(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 # lock probe does not work, so disabling it for now
 152 #ifneq ($(CONFIG_LOCKDEP),)
 153 #  obj-$(CONFIG_LTTNG) += lttng-probe-lock.o
 154 #endif # CONFIG_LOCKDEP
 155
 156 ifneq ($(CONFIG_BTRFS_FS),)
 157   btrfs_dep = $(srctree)/fs/btrfs/*.h
 158   btrfs = $(shell \
 159     if [ $(VERSION) -ge 3 \
 160       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 39 \) ] ; then \
 161       echo "lttng-probe-btrfs.o" ; fi;)
 162   ifneq ($(btrfs),)
 163     ifeq ($(wildcard $(btrfs_dep)),)
 164       $(warning Files $(btrfs_dep) not found. Probe "btrfs" is disabled. Use full kernel source tree to enable it.)
 165       btrfs =
 166     endif # $(wildcard $(btrfs_dep))
 167   endif # $(btrfs)
 168   obj-$(CONFIG_LTTNG) += $(btrfs)
 169 endif # CONFIG_BTRFS_FS
 170
 171 obj-$(CONFIG_LTTNG) +=  $(shell \
 172   if [ $(VERSION) -ge 3 \
 173     -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
 174     echo "lttng-probe-compaction.o" ; fi;)
 175
 176 ifneq ($(CONFIG_EXT4_FS),)
 177   ext4_dep = $(srctree)/fs/ext4/*.h
 178   ext4 = lttng-probe-ext4.o
 179   ifeq ($(wildcard $(ext4_dep)),)
 180     $(warning Files $(ext4_dep) not found. Probe "ext4" is disabled. Use full kernel source tree to enable it.)
 181     ext4 =
 182   endif # $(wildcard $(ext4_dep))
 183   obj-$(CONFIG_LTTNG) += $(ext4)
 184 endif # CONFIG_EXT4_FS
 185
 186 obj-$(CONFIG_LTTNG) +=  $(shell \
 187   if [ $(VERSION) -ge 4 \
 188     -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) ] ; then \
 189     echo "lttng-probe-printk.o" ; fi;)
 190
 191 ifneq ($(CONFIG_FRAME_WARN),0)
 192   CFLAGS_lttng-probe-printk.o += -Wframe-larger-than=2200
 193 endif
 194
 195 obj-$(CONFIG_LTTNG) +=  $(shell \
 196     if [ $(VERSION) -ge 4 \
 197       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 6 \) \
 198       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 5 -a $(SUBLEVEL) -ge 2 \) \
 199       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 4 -a $(SUBLEVEL) -ge 9 \) \
 200       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 0 -a $(SUBLEVEL) -ge 41 \) ] ; then \
 201       echo "lttng-probe-random.o" ; fi;)
 202
 203 obj-$(CONFIG_LTTNG) +=  $(shell \
 204   if [ $(VERSION) -ge 4 \
 205     -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
 206     echo "lttng-probe-rcu.o" ; fi;)
 207
 208 ifneq ($(CONFIG_REGMAP),)
 209   regmap_dep_4_1 = $(srctree)/drivers/base/regmap/trace.h
 210   ifneq ($(wildcard $(regmap_dep_4_1)),)
 211     obj-$(CONFIG_LTTNG) += lttng-probe-regmap.o
 212   else
 213     $(warning File $(regmap_dep_4_1) not found. Probe "regmap" is disabled. Need Linux 4.1+ kernel source tree to enable it.)
 214   endif # $(wildcard $(regmap_dep_4_1)),
 215 endif # CONFIG_REGMAP
 216
 217 ifneq ($(CONFIG_PM_RUNTIME),)
 218   obj-$(CONFIG_LTTNG) +=  $(shell \
 219     if [ $(VERSION) -ge 4 \
 220       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
 221       echo "lttng-probe-rpm.o" ; fi;)
 222 endif # CONFIG_PM_RUNTIME
 223
 224 ifneq ($(CONFIG_SUNRPC),)
 225   obj-$(CONFIG_LTTNG) +=  $(shell \
 226     if [ $(VERSION) -ge 4 \
 227       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) ] ; then \
 228       echo "lttng-probe-sunrpc.o" ; fi;)
 229 endif # CONFIG_SUNRPC
 230
 231 ifneq ($(CONFIG_VIDEO_V4L2),)
 232   obj-$(CONFIG_LTTNG) += $(shell \
 233     if [ $(VERSION) -ge 4 \
 234       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 14 \) ] ; then \
 235       echo "lttng-probe-v4l2.o" ; fi;)
 236 endif # CONFIG_VIDEO_V4L2
 237
 238 obj-$(CONFIG_LTTNG) += lttng-probe-workqueue.o
 239
 240 ifneq ($(CONFIG_KALLSYMS_ALL),)
 241   obj-$(CONFIG_LTTNG) +=  $(shell \
 242     if [ $(VERSION) -ge 3 \
 243       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
 244       echo "lttng-probe-writeback.o" ; fi;)
 245 else
 246   $(warning CONFIG_KALLSYMS_ALL is disabled, therefore probe "writeback" is disabled. Rebuild your kernel with this configuration option enabled in order to trace this subsystem.)
 247 endif # CONFIG_KALLSYMS_ALL
 248
 249 ifneq ($(CONFIG_KPROBES),)
 250   obj-$(CONFIG_LTTNG) += lttng-kprobes.o
 251 endif # CONFIG_KPROBES
 252
 253 ifneq ($(CONFIG_KRETPROBES),)
 254   obj-$(CONFIG_LTTNG) += lttng-kretprobes.o
 255 endif # CONFIG_KRETPROBES
 256
 257 ifneq ($(CONFIG_DYNAMIC_FTRACE),)
 258   obj-$(CONFIG_LTTNG) += lttng-ftrace.o
 259 endif # CONFIG_DYNAMIC_FTRACE
 260
 261 # vim:syntax=make