Version 2.5.6

[lttng-modules.git] / probes / Makefile

diff --git a/probes/Makefile b/probes/Makefile
index 63ca7ba9828ff201e91d028b274886d943ac387f..1f3c6ad23bddab79147670dce71e4d4764d326c7 100644 (file)
--- a/probes/Makefile
+++ b/probes/Makefile
@@ -24,8 +24,14 @@ kvm_dep = $(srctree)/virt/kvm/iodev.h
 ifneq ($(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-m += lttng-probe-kvm-x86.o
-obj-m += lttng-probe-kvm-x86-mmu.o
+obj-m +=  $(shell \
+       if [ $(VERSION) -ge 3 \
+               -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \
+               echo "lttng-probe-kvm-x86.o" ; fi;)
+obj-m +=  $(shell \
+       if [ $(VERSION) -ge 3 \
+               -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; 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
@@ -197,6 +203,12 @@ obj-m +=  $(shell \
                echo "lttng-probe-sunrpc.o" ; fi;)
 endif
 
+ifneq ($(CONFIG_VIDEO_V4L2),)
+obj-m += $(shell \
+       if [ $(VERSION) -ge 3 -a $(PATCHLEVEL) -ge 14 ] ; then \
+               echo "lttng-probe-v4l2.o" ; fi;)
+endif
+
 obj-m += lttng-probe-workqueue.o
 
 ifneq ($(CONFIG_KALLSYMS_ALL),)
@@ -204,6 +216,8 @@ obj-m +=  $(shell \
        if [ $(VERSION) -ge 3 \
                -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 36 \) ] ; 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.)
 endif