probes/Kbuild

   1 TOP_LTTNG_MODULES_DIR := $(shell dirname $(lastword $(MAKEFILE_LIST)))/..
   2
   3 include $(TOP_LTTNG_MODULES_DIR)/Kbuild.common
   4
   5 ccflags-y += -I$(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) -lt 4 -o \( $(VERSION) -eq 4 -a $(PATCHLEVEL) -lt 3 \) ] ; then \
 101       if [ $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
 102         if [ \( $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) \) -a \
 103           -z "$(ext3_dep_check)" ] ; then \
 104           echo "warn" ; \
 105           exit ; \
 106         fi; \
 107         echo "lttng-probe-ext3.o" ; \
 108       fi; \
 109     fi;)
 110   ifeq ($(ext3),warn)
 111     $(warning Files $(ext3_dep) not found. Probe "ext3" is disabled. Use full kernel source tree to enable it.)
 112     ext3 =
 113   endif # $(ext3),warn
 114   obj-$(CONFIG_LTTNG) += $(ext3)
 115 endif # CONFIG_EXT3_FS
 116
 117 ifneq ($(CONFIG_GPIOLIB),)
 118   obj-$(CONFIG_LTTNG) +=  $(shell \
 119     if [ $(VERSION) -ge 3 ] ; then \
 120       echo "lttng-probe-gpio.o" ; fi;)
 121 endif # CONFIG_GPIOLIB
 122
 123 ifneq ($(CONFIG_JBD2),)
 124   obj-$(CONFIG_LTTNG) += lttng-probe-jbd2.o
 125 endif # CONFIG_JBD2
 126
 127 ifneq ($(CONFIG_JBD),)
 128   obj-$(CONFIG_LTTNG) +=  $(shell \
 129     if [ $(VERSION) -ge 4 \
 130       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
 131       echo "lttng-probe-jbd.o" ; fi;)
 132 endif # CONFIG_JBD
 133
 134 ifneq ($(CONFIG_REGULATOR),)
 135   obj-$(CONFIG_LTTNG) +=  $(shell \
 136     if [ $(VERSION) -ge 3 \
 137       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
 138       echo "lttng-probe-regulator.o" ; fi;)
 139 endif # CONFIG_REGULATOR
 140
 141 ifneq ($(CONFIG_SCSI),)
 142   obj-$(CONFIG_LTTNG) +=  $(shell \
 143     if [ $(VERSION) -ge 3 \
 144       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 35 \) ] ; then \
 145       echo "lttng-probe-scsi.o" ; fi;)
 146 endif # CONFIG_SCSI
 147
 148 obj-$(CONFIG_LTTNG) += $(shell \
 149   if [ $(VERSION) -ge 3 \
 150     -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
 151     echo "lttng-probe-vmscan.o" ; fi;)
 152
 153 # lock probe does not work, so disabling it for now
 154 #ifneq ($(CONFIG_LOCKDEP),)
 155 #  obj-$(CONFIG_LTTNG) += lttng-probe-lock.o
 156 #endif # CONFIG_LOCKDEP
 157
 158 ifneq ($(CONFIG_BTRFS_FS),)
 159   btrfs_dep = $(srctree)/fs/btrfs/*.h
 160   btrfs = $(shell \
 161     if [ $(VERSION) -ge 3 \
 162       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 39 \) ] ; then \
 163       echo "lttng-probe-btrfs.o" ; fi;)
 164   ifneq ($(btrfs),)
 165     ifeq ($(wildcard $(btrfs_dep)),)
 166       $(warning Files $(btrfs_dep) not found. Probe "btrfs" is disabled. Use full kernel source tree to enable it.)
 167       btrfs =
 168     endif # $(wildcard $(btrfs_dep))
 169   endif # $(btrfs)
 170   obj-$(CONFIG_LTTNG) += $(btrfs)
 171 endif # CONFIG_BTRFS_FS
 172
 173 obj-$(CONFIG_LTTNG) +=  $(shell \
 174   if [ $(VERSION) -ge 3 \
 175     -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
 176     echo "lttng-probe-compaction.o" ; fi;)
 177
 178 ifneq ($(CONFIG_EXT4_FS),)
 179   ext4_dep = $(srctree)/fs/ext4/*.h
 180   ext4 = lttng-probe-ext4.o
 181   ifeq ($(wildcard $(ext4_dep)),)
 182     $(warning Files $(ext4_dep) not found. Probe "ext4" is disabled. Use full kernel source tree to enable it.)
 183     ext4 =
 184   endif # $(wildcard $(ext4_dep))
 185   obj-$(CONFIG_LTTNG) += $(ext4)
 186 endif # CONFIG_EXT4_FS
 187
 188 obj-$(CONFIG_LTTNG) +=  $(shell \
 189   if [ $(VERSION) -ge 4 \
 190     -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) ] ; then \
 191     echo "lttng-probe-printk.o" ; fi;)
 192
 193 ifneq ($(CONFIG_FRAME_WARN),0)
 194   CFLAGS_lttng-probe-printk.o += -Wframe-larger-than=2200
 195 endif
 196
 197 obj-$(CONFIG_LTTNG) +=  $(shell \
 198     if [ $(VERSION) -ge 4 \
 199       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 6 \) \
 200       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 5 -a $(SUBLEVEL) -ge 2 \) \
 201       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 4 -a $(SUBLEVEL) -ge 9 \) \
 202       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 0 -a $(SUBLEVEL) -ge 41 \) ] ; then \
 203       echo "lttng-probe-random.o" ; fi;)
 204
 205 obj-$(CONFIG_LTTNG) +=  $(shell \
 206   if [ $(VERSION) -ge 4 \
 207     -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
 208     echo "lttng-probe-rcu.o" ; fi;)
 209
 210 ifneq ($(CONFIG_REGMAP),)
 211   regmap_dep_4_1 = $(srctree)/drivers/base/regmap/trace.h
 212   ifneq ($(wildcard $(regmap_dep_4_1)),)
 213     obj-$(CONFIG_LTTNG) += lttng-probe-regmap.o
 214   else
 215     $(warning File $(regmap_dep_4_1) not found. Probe "regmap" is disabled. Need Linux 4.1+ kernel source tree to enable it.)
 216   endif # $(wildcard $(regmap_dep_4_1)),
 217 endif # CONFIG_REGMAP
 218
 219 ifneq ($(CONFIG_PM_RUNTIME),)
 220   obj-$(CONFIG_LTTNG) +=  $(shell \
 221     if [ $(VERSION) -ge 4 \
 222       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
 223       echo "lttng-probe-rpm.o" ; fi;)
 224 endif # CONFIG_PM_RUNTIME
 225
 226 ifneq ($(CONFIG_SUNRPC),)
 227   obj-$(CONFIG_LTTNG) +=  $(shell \
 228     if [ $(VERSION) -ge 4 \
 229       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) ] ; then \
 230       echo "lttng-probe-sunrpc.o" ; fi;)
 231 endif # CONFIG_SUNRPC
 232
 233 ifneq ($(CONFIG_VIDEO_V4L2),)
 234   obj-$(CONFIG_LTTNG) += $(shell \
 235     if [ $(VERSION) -ge 4 \
 236       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 14 \) ] ; then \
 237       echo "lttng-probe-v4l2.o" ; fi;)
 238 endif # CONFIG_VIDEO_V4L2
 239
 240 obj-$(CONFIG_LTTNG) += lttng-probe-workqueue.o
 241
 242 ifneq ($(CONFIG_KALLSYMS_ALL),)
 243   obj-$(CONFIG_LTTNG) +=  $(shell \
 244     if [ $(VERSION) -ge 3 \
 245       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
 246       echo "lttng-probe-writeback.o" ; fi;)
 247 else
 248   ifdef CONFIG_LOCALVERSION # Check if dot-config is included.
 249     $(warning CONFIG_KALLSYMS_ALL is disabled, therefore probe "writeback" is disabled. Rebuild your kernel with this configuration option enabled in order to trace this subsystem.)
 250   endif
 251 endif # CONFIG_KALLSYMS_ALL
 252
 253 ifneq ($(CONFIG_KPROBES),)
 254   obj-$(CONFIG_LTTNG) += lttng-kprobes.o
 255 endif # CONFIG_KPROBES
 256
 257 ifneq ($(CONFIG_KRETPROBES),)
 258   obj-$(CONFIG_LTTNG) += lttng-kretprobes.o
 259 endif # CONFIG_KRETPROBES
 260
 261 ifneq ($(CONFIG_DYNAMIC_FTRACE),)
 262   ifeq ($(have_ftrace_header),yes)
 263     obj-$(CONFIG_LTTNG) += lttng-ftrace.o
 264   else
 265     $(warning Files $(ftrace_dep) not found. Probe "ftrace" is disabled. Use full kernel source tree to enable it.)
 266   endif
 267 endif # CONFIG_DYNAMIC_FTRACE
 268
 269 ifneq ($(CONFIG_PREEMPTIRQ_EVENTS),)
 270   obj-$(CONFIG_LTTNG) += lttng-probe-preemptirq.o
 271 endif # CONFIG_PREEMPTIRQ_EVENTS
 272
 273 # vim:syntax=make