+# SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
+
TOP_LTTNG_MODULES_DIR := $(shell dirname $(lastword $(MAKEFILE_LIST)))/..
-include $(TOP_LTTNG_MODULES_DIR)/Makefile.ABI.workarounds
+include $(TOP_LTTNG_MODULES_DIR)/Kbuild.common
ccflags-y += -I$(TOP_LTTNG_MODULES_DIR)
obj-$(CONFIG_LTTNG) += lttng-probe-power.o
obj-$(CONFIG_LTTNG) += lttng-probe-statedump.o
+ifneq ($(CONFIG_NET_9P),)
+ obj-$(CONFIG_LTTNG) += $(shell \
+ if [ $(VERSION) -ge 4 \
+ -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -eq 10 \) ] ; then \
+ echo "lttng-probe-9p.o" ; fi;)
+endif # CONFIG_NET_9P
+
i2c_dep = $(srctree)/include/trace/events/i2c.h
ifneq ($(wildcard $(i2c_dep)),)
obj-$(CONFIG_LTTNG) += lttng-probe-i2c.o
obj-$(CONFIG_LTTNG) += lttng-probe-kvm.o
ifneq ($(CONFIG_X86),)
kvm_dep_lapic = $(srctree)/arch/x86/kvm/lapic.h
- ifneq ($(wildcard $(kvm_dep_lapic)),)
- kvm_dep = $(srctree)/virt/kvm/iodev.h $(srctree)/include/kvm/iodev.h
- ifneq ($(wildcard $(kvm_dep)),)
- CFLAGS_lttng-probe-kvm-x86.o += -I$(srctree)/virt/kvm
- CFLAGS_lttng-probe-kvm-x86-mmu.o += -I$(srctree)/virt/kvm
- obj-$(CONFIG_LTTNG) += $(shell \
- if [ $(VERSION) -ge 3 \
- -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
- echo "lttng-probe-kvm-x86.o" ; fi;)
- obj-$(CONFIG_LTTNG) += $(shell \
- if [ $(VERSION) -ge 3 \
- -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
- echo "lttng-probe-kvm-x86-mmu.o" ; fi;)
- else
- $(warning File $(kvm_dep) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
- endif # $(wildcard $(kvm_dep))
- else
+ kvm_dep_lapic_check = $(wildcard $(kvm_dep_lapic))
+ ifneq ($(kvm_dep_lapic_check),)
+ # search for iodev.h in any of its known locations
+ kvm_dep_iodev = $(srctree)/virt/kvm/iodev.h $(srctree)/include/kvm/iodev.h
+ kvm_dep_iodev_check = $(wildcard $(kvm_dep_iodev))
+ ifneq ($(kvm_dep_iodev_check),)
+ kvm_dep_emulate = $(srctree)/arch/x86/kvm/kvm_emulate.h
+ kvm_dep_emulate_wildcard = $(wildcard $(kvm_dep_emulate))
+ kvm_dep_emulate_check = $(shell \
+ if [ \( $(VERSION) -ge 6 \
+ -o \( $(VERSION) -eq 5 -a $(PATCHLEVEL) -eq 7 \) \) -a \
+ -z "$(kvm_dep_emulate_wildcard)" ] ; then \
+ echo "warn" ; \
+ else \
+ echo "ok" ; \
+ fi ;)
+ ifeq ($(kvm_dep_emulate_check),ok)
+ CFLAGS_lttng-probe-kvm-x86.o += -I$(srctree)/virt/kvm \
+ -I$(srctree)/arch/x86/kvm
+ CFLAGS_lttng-probe-kvm-x86-mmu.o += -I$(srctree)/virt/kvm
+ obj-$(CONFIG_LTTNG) += lttng-probe-kvm-x86.o
+ obj-$(CONFIG_LTTNG) += lttng-probe-kvm-x86-mmu.o
+ else # ($(kvm_dep_emulate_check),ok)
+ $(warning File $(kvm_dep_emulate) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
+ endif # ($(kvm_dep_emulate_check),ok)
+ else # $(kvm_dep_iodev_check)
+ $(warning File $(kvm_dep_iodev) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
+ endif # $(kvm_dep_iodev_check)
+ else # $(kvm_dep_lapic_check)
$(warning File $(kvm_dep_lapic) not found. Probe "kvm" x86-specific is disabled. Use full kernel source tree to enable it.)
- endif # $(wildcard $(kvm_dep_lapic))
+ endif # $(kvm_dep_lapic_check)
endif # CONFIG_X86
endif # CONFIG_KVM
endif # $(wildcard $(x86_exceptions_dep))
endif # CONFIG_X86
-obj-$(CONFIG_LTTNG) += $(shell \
- if [ $(VERSION) -ge 3 \
- -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 33 \) ] ; then \
- echo "lttng-probe-signal.o" ; fi;)
+obj-$(CONFIG_LTTNG) += lttng-probe-signal.o
ifneq ($(CONFIG_BLOCK),)
# need blk_cmd_buf_len
ifneq ($(CONFIG_NET),)
obj-$(CONFIG_LTTNG) += lttng-probe-napi.o
obj-$(CONFIG_LTTNG) += lttng-probe-skb.o
- obj-$(CONFIG_LTTNG) += $(shell \
- if [ $(VERSION) -ge 3 \
- -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 37 \) ] ; then \
- echo "lttng-probe-net.o" ; fi;)
+ obj-$(CONFIG_LTTNG) += lttng-probe-net.o
obj-$(CONFIG_LTTNG) += $(shell \
if [ $(VERSION) -ge 4 \
-o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
endif # CONFIG_NET
ifneq ($(CONFIG_SND_SOC),)
- obj-$(CONFIG_LTTNG) += $(shell \
- if [ $(VERSION) -ge 3 \
- -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
- echo "lttng-probe-asoc.o" ; fi;)
+ obj-$(CONFIG_LTTNG) += lttng-probe-asoc.o
endif # CONFIG_SND_SOC
ifneq ($(CONFIG_EXT3_FS),)
endif # CONFIG_JBD
ifneq ($(CONFIG_REGULATOR),)
- obj-$(CONFIG_LTTNG) += $(shell \
- if [ $(VERSION) -ge 3 \
- -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
- echo "lttng-probe-regulator.o" ; fi;)
+ obj-$(CONFIG_LTTNG) += lttng-probe-regulator.o
endif # CONFIG_REGULATOR
ifneq ($(CONFIG_SCSI),)
- obj-$(CONFIG_LTTNG) += $(shell \
- if [ $(VERSION) -ge 3 \
- -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 35 \) ] ; then \
- echo "lttng-probe-scsi.o" ; fi;)
+ obj-$(CONFIG_LTTNG) += lttng-probe-scsi.o
endif # CONFIG_SCSI
-obj-$(CONFIG_LTTNG) += $(shell \
- if [ $(VERSION) -ge 3 \
- -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
- echo "lttng-probe-vmscan.o" ; fi;)
+obj-$(CONFIG_LTTNG) += lttng-probe-vmscan.o
# lock probe does not work, so disabling it for now
#ifneq ($(CONFIG_LOCKDEP),)
ifneq ($(CONFIG_BTRFS_FS),)
btrfs_dep = $(srctree)/fs/btrfs/*.h
- btrfs = $(shell \
- if [ $(VERSION) -ge 3 \
- -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 39 \) ] ; then \
- echo "lttng-probe-btrfs.o" ; fi;)
- ifneq ($(btrfs),)
- ifeq ($(wildcard $(btrfs_dep)),)
- $(warning Files $(btrfs_dep) not found. Probe "btrfs" is disabled. Use full kernel source tree to enable it.)
- btrfs =
- endif # $(wildcard $(btrfs_dep))
- endif # $(btrfs)
- obj-$(CONFIG_LTTNG) += $(btrfs)
+ ifneq ($(wildcard $(btrfs_dep)),)
+ obj-$(CONFIG_LTTNG) += lttng-probe-btrfs.o
+ else
+ $(warning Files $(btrfs_dep) not found. Probe "btrfs" is disabled. Use full kernel source tree to enable it.)
+ endif # $(wildcard $(btrfs_dep))
endif # CONFIG_BTRFS_FS
-obj-$(CONFIG_LTTNG) += $(shell \
- if [ $(VERSION) -ge 3 \
- -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
- echo "lttng-probe-compaction.o" ; fi;)
+obj-$(CONFIG_LTTNG) += lttng-probe-compaction.o
ifneq ($(CONFIG_EXT4_FS),)
ext4_dep = $(srctree)/fs/ext4/*.h
- ext4 = lttng-probe-ext4.o
- ifeq ($(wildcard $(ext4_dep)),)
+ ifneq ($(wildcard $(ext4_dep)),)
+ obj-$(CONFIG_LTTNG) += lttng-probe-ext4.o
+ else
$(warning Files $(ext4_dep) not found. Probe "ext4" is disabled. Use full kernel source tree to enable it.)
- ext4 =
endif # $(wildcard $(ext4_dep))
- obj-$(CONFIG_LTTNG) += $(ext4)
endif # CONFIG_EXT4_FS
obj-$(CONFIG_LTTNG) += $(shell \
obj-$(CONFIG_LTTNG) += lttng-probe-workqueue.o
ifneq ($(CONFIG_KALLSYMS_ALL),)
- obj-$(CONFIG_LTTNG) += $(shell \
- if [ $(VERSION) -ge 3 \
- -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
- echo "lttng-probe-writeback.o" ; fi;)
+ obj-$(CONFIG_LTTNG) += lttng-probe-writeback.o
else
ifdef CONFIG_LOCALVERSION # Check if dot-config is included.
$(warning CONFIG_KALLSYMS_ALL is disabled, therefore probe "writeback" is disabled. Rebuild your kernel with this configuration option enabled in order to trace this subsystem.)
obj-$(CONFIG_LTTNG) += lttng-kprobes.o
endif # CONFIG_KPROBES
+ifneq ($(CONFIG_UPROBES),)
+ obj-$(CONFIG_LTTNG) += lttng-uprobes.o
+endif # CONFIG_UPROBES
+
ifneq ($(CONFIG_KRETPROBES),)
obj-$(CONFIG_LTTNG) += lttng-kretprobes.o
endif # CONFIG_KRETPROBES
-ifneq ($(CONFIG_DYNAMIC_FTRACE),)
- ftrace_dep = $(srctree)/kernel/trace/trace.h
- ftrace_dep_check = $(wildcard $(ftrace_dep))
- ftrace = $(shell \
- if [ $(VERSION) -ge 5 -o \( $(VERSION) -eq 4 -a $(PATCHLEVEL) -ge 12 \) ] ; then \
- if [ -z "$(ftrace_dep_check)" ] ; then \
- echo "warn" ; \
- exit ; \
- fi; \
- fi; \
- echo "lttng-ftrace.o" ; \
- )
- ifeq ($(ftrace),warn)
- $(warning Files $(ftrace_dep) not found. Probe "ftrace" is disabled. Use full kernel source tree to enable it.)
- ftrace =
- endif # $(ftrace),warn
- obj-$(CONFIG_LTTNG) += $(ftrace)
-endif # CONFIG_DYNAMIC_FTRACE
+ifneq ($(CONFIG_PREEMPTIRQ_EVENTS),)
+ obj-$(CONFIG_LTTNG) += lttng-probe-preemptirq.o
+endif # CONFIG_PREEMPTIRQ_EVENTS
# vim:syntax=make