Fix: build failures when CONFIG_UPROBES is absent

[lttng-modules.git] / probes / Kbuild

diff --git a/probes/Kbuild b/probes/Kbuild
index afa3076e07c1c7e6c84786b2358ebfd90cc994d3..0b1e016f32b0822046674a25ba9d489508a23b95 100644 (file)
--- a/probes/Kbuild
+++ b/probes/Kbuild
@@ -1,6 +1,8 @@
+# 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)
 
@@ -12,6 +14,18 @@ obj-$(CONFIG_LTTNG) += lttng-probe-module.o
 obj-$(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
+endif
+
 ifneq ($(CONFIG_KVM),)
   obj-$(CONFIG_LTTNG) += lttng-probe-kvm.o
   ifneq ($(CONFIG_X86),)
@@ -92,13 +106,15 @@ ifneq ($(CONFIG_EXT3_FS),)
   ext3_dep = $(srctree)/fs/ext3/*.h
   ext3_dep_check = $(wildcard $(ext3_dep))
   ext3 = $(shell \
-    if [ $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
-      if [ \( $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) \) -a \
-        -z "$(ext3_dep_check)" ] ; then \
-        echo "warn" ; \
-        exit ; \
+    if [ $(VERSION) -lt 4 -o \( $(VERSION) -eq 4 -a $(PATCHLEVEL) -lt 3 \) ] ; then \
+      if [ $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 1 \) ] ; then \
+        if [ \( $(VERSION) -ge 4 -o \( $(VERSION) -eq 3 -a $(PATCHLEVEL) -ge 4 \) \) -a \
+          -z "$(ext3_dep_check)" ] ; then \
+          echo "warn" ; \
+          exit ; \
+        fi; \
+        echo "lttng-probe-ext3.o" ; \
       fi; \
-      echo "lttng-probe-ext3.o" ; \
     fi;)
   ifeq ($(ext3),warn)
     $(warning Files $(ext3_dep) not found. Probe "ext3" is disabled. Use full kernel source tree to enable it.)
@@ -138,19 +154,11 @@ ifneq ($(CONFIG_SCSI),)
       echo "lttng-probe-scsi.o" ; fi;)
 endif # CONFIG_SCSI
 
-vmscan = $(shell \
+obj-$(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;)
 
-ifneq ($(CONFIG_SWAP),)
-  obj-$(CONFIG_LTTNG) += $(vmscan)
-else
-  ifneq ($(CONFIG_CGROUP_MEM_RES_CTLR),)
-    obj-$(CONFIG_LTTNG) += $(vmscan)
-  endif # CONFIG_CGROUP_MEM_RES_CTLR
-endif # CONFIG_SWAP
-
 # lock probe does not work, so disabling it for now
 #ifneq ($(CONFIG_LOCKDEP),)
 #  obj-$(CONFIG_LTTNG) += lttng-probe-lock.o
@@ -246,19 +254,33 @@ ifneq ($(CONFIG_KALLSYMS_ALL),)
       -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -eq 6 -a $(SUBLEVEL) -ge 36 \) ] ; then \
       echo "lttng-probe-writeback.o" ; fi;)
 else
-  $(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.)
+  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.)
+  endif
 endif # CONFIG_KALLSYMS_ALL
 
 ifneq ($(CONFIG_KPROBES),)
   obj-$(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 ($(CONFIG_DYNAMIC_FTRACE),)
-  obj-$(CONFIG_LTTNG) += lttng-ftrace.o
+  ifeq ($(have_ftrace_header),yes)
+    obj-$(CONFIG_LTTNG) += lttng-ftrace.o
+  else
+    $(warning Files $(ftrace_dep) not found. Probe "ftrace" is disabled. Use full kernel source tree to enable it.)
+  endif
 endif # CONFIG_DYNAMIC_FTRACE
 
+ifneq ($(CONFIG_PREEMPTIRQ_EVENTS),)
+  obj-$(CONFIG_LTTNG) += lttng-probe-preemptirq.o
+endif # CONFIG_PREEMPTIRQ_EVENTS
+
 # vim:syntax=make