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-$(CONFIG_LTTNG) += lttng-probe-statedump.o
  14
  15 ifneq ($(CONFIG_NET_9P),)
  16   obj-$(CONFIG_LTTNG) +=  $(shell \
  17     if [ $(VERSION) -ge 4 \
  18       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 10 \) ] ; then \
  19       echo "lttng-probe-9p.o" ; fi;)
  20 endif # CONFIG_NET_9P
  21
  22 i2c_dep = $(srctree)/include/trace/events/i2c.h
  23 ifneq ($(wildcard $(i2c_dep)),)
  24   obj-$(CONFIG_LTTNG) += lttng-probe-i2c.o
  25 endif
  26
  27 ifneq ($(CONFIG_KVM),)
  28   obj-$(CONFIG_LTTNG) += lttng-probe-kvm.o
  29   ifneq ($(CONFIG_X86),)
  30     kvm_dep_lapic = $(srctree)/arch/x86/kvm/lapic.h
  31     ifneq ($(wildcard $(kvm_dep_lapic)),)
  32       kvm_dep = $(srctree)/virt/kvm/iodev.h $(srctree)/include/kvm/iodev.h
  33       ifneq ($(wildcard $(kvm_dep)),)
  34         CFLAGS_lttng-probe-kvm-x86.o += -I$(srctree)/virt/kvm
  35         CFLAGS_lttng-probe-kvm-x86-mmu.o += -I$(srctree)/virt/kvm
  36         obj-$(CONFIG_LTTNG) +=  $(shell \
  37           if [ $(VERSION) -ge 3 \
  38             -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
  39             echo "lttng-probe-kvm-x86.o" ; fi;)
  40         obj-$(CONFIG_LTTNG) +=  $(shell \
  41           if [ $(VERSION) -ge 3 \
  42             -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
  43             echo "lttng-probe-kvm-x86-mmu.o" ; fi;)
  44       else
  45         $(warning File $(kvm_dep) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
  46       endif # $(wildcard $(kvm_dep))
  47     else
  48       $(warning File $(kvm_dep_lapic) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
  49     endif # $(wildcard $(kvm_dep_lapic))
  50   endif # CONFIG_X86
  51 endif # CONFIG_KVM
  52
  53 ifneq ($(CONFIG_X86),)
  54   x86_irq_vectors_dep = $(srctree)/arch/x86/include/asm/trace/irq_vectors.h
  55
  56   ifneq ($(wildcard $(x86_irq_vectors_dep)),)
  57     obj-$(CONFIG_LTTNG) += lttng-probe-x86-irq-vectors.o
  58   endif # $(wildcard $(x86_irq_vectors_dep))
  59
  60   x86_exceptions_dep = $(srctree)/arch/x86/include/asm/trace/exceptions.h
  61
  62   ifneq ($(wildcard $(x86_exceptions_dep)),)
  63     obj-$(CONFIG_LTTNG) += lttng-probe-x86-exceptions.o
  64   endif # $(wildcard $(x86_exceptions_dep))
  65 endif # CONFIG_X86
  66
  67 obj-$(CONFIG_LTTNG) +=  $(shell \
  68   if [ $(VERSION) -ge 3 \
  69     -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 33 \) ] ; then \
  70     echo "lttng-probe-signal.o" ; fi;)
  71
  72 ifneq ($(CONFIG_BLOCK),)
  73   # need blk_cmd_buf_len
  74   ifneq ($(CONFIG_EVENT_TRACING),)
  75     obj-$(CONFIG_LTTNG) += lttng-probe-block.o
  76   endif # CONFIG_EVENT_TRACING
  77 endif # CONFIG_BLOCK
  78
  79 ifneq ($(CONFIG_NET),)
  80   obj-$(CONFIG_LTTNG) += lttng-probe-napi.o
  81   obj-$(CONFIG_LTTNG) += lttng-probe-skb.o
  82   obj-$(CONFIG_LTTNG) +=  $(shell \
  83     if [ $(VERSION) -ge 3 \
  84       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 37 \) ] ; then \
  85       echo "lttng-probe-net.o" ; fi;)
  86   obj-$(CONFIG_LTTNG) +=  $(shell \
  87     if [ $(VERSION) -ge 4 \
  88       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
  89       echo "lttng-probe-sock.o" ; fi;)
  90   obj-$(CONFIG_LTTNG) +=  $(shell \
  91     if [ $(VERSION) -ge 4 \
  92       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
  93       echo "lttng-probe-udp.o" ; fi;)
  94 endif # CONFIG_NET
  95
  96 ifneq ($(CONFIG_SND_SOC),)
  97   obj-$(CONFIG_LTTNG) +=  $(shell \
  98     if [ $(VERSION) -ge 3 \
  99       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
 100       echo "lttng-probe-asoc.o" ; fi;)
 101 endif # CONFIG_SND_SOC
 102
 103 ifneq ($(CONFIG_EXT3_FS),)
 104   ext3_dep = $(srctree)/fs/ext3/*.h
 105   ext3_dep_check = $(wildcard $(ext3_dep))
 106   ext3 = $(shell \
 107     if [ $(VERSION) -lt 4 -o \( $(VERSION) -eq 4 -a $(PATCHLEVEL) -lt 3 \) ] ; then \
 108       if [ $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
 109         if [ \( $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) \) -a \
 110           -z "$(ext3_dep_check)" ] ; then \
 111           echo "warn" ; \
 112           exit ; \
 113         fi; \
 114         echo "lttng-probe-ext3.o" ; \
 115       fi; \
 116     fi;)
 117   ifeq ($(ext3),warn)
 118     $(warning Files $(ext3_dep) not found. Probe "ext3" is disabled. Use full kernel source tree to enable it.)
 119     ext3 =
 120   endif # $(ext3),warn
 121   obj-$(CONFIG_LTTNG) += $(ext3)
 122 endif # CONFIG_EXT3_FS
 123
 124 ifneq ($(CONFIG_GPIOLIB),)
 125   obj-$(CONFIG_LTTNG) +=  $(shell \
 126     if [ $(VERSION) -ge 3 ] ; then \
 127       echo "lttng-probe-gpio.o" ; fi;)
 128 endif # CONFIG_GPIOLIB
 129
 130 ifneq ($(CONFIG_JBD2),)
 131   obj-$(CONFIG_LTTNG) += lttng-probe-jbd2.o
 132 endif # CONFIG_JBD2
 133
 134 ifneq ($(CONFIG_JBD),)
 135   obj-$(CONFIG_LTTNG) +=  $(shell \
 136     if [ $(VERSION) -ge 4 \
 137       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
 138       echo "lttng-probe-jbd.o" ; fi;)
 139 endif # CONFIG_JBD
 140
 141 ifneq ($(CONFIG_REGULATOR),)
 142   obj-$(CONFIG_LTTNG) +=  $(shell \
 143     if [ $(VERSION) -ge 3 \
 144       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
 145       echo "lttng-probe-regulator.o" ; fi;)
 146 endif # CONFIG_REGULATOR
 147
 148 ifneq ($(CONFIG_SCSI),)
 149   obj-$(CONFIG_LTTNG) +=  $(shell \
 150     if [ $(VERSION) -ge 3 \
 151       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 35 \) ] ; then \
 152       echo "lttng-probe-scsi.o" ; fi;)
 153 endif # CONFIG_SCSI
 154
 155 obj-$(CONFIG_LTTNG) += $(shell \
 156   if [ $(VERSION) -ge 3 \
 157     -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
 158     echo "lttng-probe-vmscan.o" ; fi;)
 159
 160 # lock probe does not work, so disabling it for now
 161 #ifneq ($(CONFIG_LOCKDEP),)
 162 #  obj-$(CONFIG_LTTNG) += lttng-probe-lock.o
 163 #endif # CONFIG_LOCKDEP
 164
 165 ifneq ($(CONFIG_BTRFS_FS),)
 166   btrfs_dep = $(srctree)/fs/btrfs/*.h
 167   btrfs = $(shell \
 168     if [ $(VERSION) -ge 3 \
 169       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 39 \) ] ; then \
 170       echo "lttng-probe-btrfs.o" ; fi;)
 171   ifneq ($(btrfs),)
 172     ifeq ($(wildcard $(btrfs_dep)),)
 173       $(warning Files $(btrfs_dep) not found. Probe "btrfs" is disabled. Use full kernel source tree to enable it.)
 174       btrfs =
 175     endif # $(wildcard $(btrfs_dep))
 176   endif # $(btrfs)
 177   obj-$(CONFIG_LTTNG) += $(btrfs)
 178 endif # CONFIG_BTRFS_FS
 179
 180 obj-$(CONFIG_LTTNG) +=  $(shell \
 181   if [ $(VERSION) -ge 3 \
 182     -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
 183     echo "lttng-probe-compaction.o" ; fi;)
 184
 185 ifneq ($(CONFIG_EXT4_FS),)
 186   ext4_dep = $(srctree)/fs/ext4/*.h
 187   ext4 = lttng-probe-ext4.o
 188   ifeq ($(wildcard $(ext4_dep)),)
 189     $(warning Files $(ext4_dep) not found. Probe "ext4" is disabled. Use full kernel source tree to enable it.)
 190     ext4 =
 191   endif # $(wildcard $(ext4_dep))
 192   obj-$(CONFIG_LTTNG) += $(ext4)
 193 endif # CONFIG_EXT4_FS
 194
 195 obj-$(CONFIG_LTTNG) +=  $(shell \
 196   if [ $(VERSION) -ge 4 \
 197     -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) ] ; then \
 198     echo "lttng-probe-printk.o" ; fi;)
 199
 200 ifneq ($(CONFIG_FRAME_WARN),0)
 201   CFLAGS_lttng-probe-printk.o += -Wframe-larger-than=2200
 202 endif
 203
 204 obj-$(CONFIG_LTTNG) +=  $(shell \
 205     if [ $(VERSION) -ge 4 \
 206       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 6 \) \
 207       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 5 -a $(SUBLEVEL) -ge 2 \) \
 208       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 4 -a $(SUBLEVEL) -ge 9 \) \
 209       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 0 -a $(SUBLEVEL) -ge 41 \) ] ; then \
 210       echo "lttng-probe-random.o" ; fi;)
 211
 212 obj-$(CONFIG_LTTNG) +=  $(shell \
 213   if [ $(VERSION) -ge 4 \
 214     -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
 215     echo "lttng-probe-rcu.o" ; fi;)
 216
 217 ifneq ($(CONFIG_REGMAP),)
 218   regmap_dep_4_1 = $(srctree)/drivers/base/regmap/trace.h
 219   ifneq ($(wildcard $(regmap_dep_4_1)),)
 220     obj-$(CONFIG_LTTNG) += lttng-probe-regmap.o
 221   else
 222     $(warning File $(regmap_dep_4_1) not found. Probe "regmap" is disabled. Need Linux 4.1+ kernel source tree to enable it.)
 223   endif # $(wildcard $(regmap_dep_4_1)),
 224 endif # CONFIG_REGMAP
 225
 226 ifneq ($(CONFIG_PM_RUNTIME),)
 227   obj-$(CONFIG_LTTNG) +=  $(shell \
 228     if [ $(VERSION) -ge 4 \
 229       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 2 \) ] ; then \
 230       echo "lttng-probe-rpm.o" ; fi;)
 231 endif # CONFIG_PM_RUNTIME
 232
 233 ifneq ($(CONFIG_SUNRPC),)
 234   obj-$(CONFIG_LTTNG) +=  $(shell \
 235     if [ $(VERSION) -ge 4 \
 236       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) ] ; then \
 237       echo "lttng-probe-sunrpc.o" ; fi;)
 238 endif # CONFIG_SUNRPC
 239
 240 ifneq ($(CONFIG_VIDEO_V4L2),)
 241   obj-$(CONFIG_LTTNG) += $(shell \
 242     if [ $(VERSION) -ge 4 \
 243       -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 14 \) ] ; then \
 244       echo "lttng-probe-v4l2.o" ; fi;)
 245 endif # CONFIG_VIDEO_V4L2
 246
 247 obj-$(CONFIG_LTTNG) += lttng-probe-workqueue.o
 248
 249 ifneq ($(CONFIG_KALLSYMS_ALL),)
 250   obj-$(CONFIG_LTTNG) +=  $(shell \
 251     if [ $(VERSION) -ge 3 \
 252       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
 253       echo "lttng-probe-writeback.o" ; fi;)
 254 else
 255   ifdef CONFIG_LOCALVERSION # Check if dot-config is included.
 256     $(warning CONFIG_KALLSYMS_ALL is disabled, therefore probe "writeback" is disabled. Rebuild your kernel with this configuration option enabled in order to trace this subsystem.)
 257   endif
 258 endif # CONFIG_KALLSYMS_ALL
 259
 260 ifneq ($(CONFIG_KPROBES),)
 261   obj-$(CONFIG_LTTNG) += lttng-kprobes.o
 262 endif # CONFIG_KPROBES
 263
 264 ifneq ($(CONFIG_KRETPROBES),)
 265   obj-$(CONFIG_LTTNG) += lttng-kretprobes.o
 266 endif # CONFIG_KRETPROBES
 267
 268 ifneq ($(CONFIG_DYNAMIC_FTRACE),)
 269   ifeq ($(have_ftrace_header),yes)
 270     obj-$(CONFIG_LTTNG) += lttng-ftrace.o
 271   else
 272     $(warning Files $(ftrace_dep) not found. Probe "ftrace" is disabled. Use full kernel source tree to enable it.)
 273   endif
 274 endif # CONFIG_DYNAMIC_FTRACE
 275
 276 ifneq ($(CONFIG_PREEMPTIRQ_EVENTS),)
 277   obj-$(CONFIG_LTTNG) += lttng-probe-preemptirq.o
 278 endif # CONFIG_PREEMPTIRQ_EVENTS
 279
 280 # vim:syntax=make