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