X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=Makefile;h=3130848edcba585af1cd844de9b393a031a2284f;hb=refs%2Fheads%2Fstable-2.5;hp=606b5ec8b104b756dad0f56e35105c67d43c5907;hpb=20591cf76d5dfd42d61a18bd494b40a70a04dd59;p=lttng-modules.git

diff --git a/Makefile b/Makefile
index 606b5ec8..3130848e 100644
--- a/Makefile
+++ b/Makefile
@@ -5,6 +5,20 @@
 ifneq ($(KERNELRELEASE),)
 ifneq ($(CONFIG_TRACEPOINTS),)
 
+lttng_check_linux_version = $(shell pwd)/include/linux/version.h
+lttng_check_generated_linux_version = $(shell pwd)/include/generated/uapi/linux/version.h
+
+#
+# Check for stale version.h, which can be a leftover from an old Linux
+# kernel tree moved to a newer kernel version, only pruned by make
+# distclean.
+#
+ifneq ($(wildcard $(lttng_check_linux_version)),)
+ifneq ($(wildcard $(lttng_check_generated_linux_version)),)
+$(error Duplicate version.h files found in $(lttng_check_linux_version) and $(lttng_check_generated_linux_version). Consider running make distclean on your kernel, or removing the stale $(lttng_check_linux_version) file)
+endif
+endif
+
 obj-m += lttng-ring-buffer-client-discard.o
 obj-m += lttng-ring-buffer-client-overwrite.o
 obj-m += lttng-ring-buffer-metadata-client.o
@@ -21,7 +35,7 @@ lttng-tracer-objs :=  lttng-events.o lttng-abi.o \
 			lttng-context-vtid.o lttng-context-ppid.o \
 			lttng-context-vppid.o lttng-calibrate.o \
 			lttng-context-hostname.o wrapper/random.o \
-			probes/lttng.o
+			probes/lttng.o wrapper/page_alloc.o
 
 obj-m += lttng-statedump.o
 lttng-statedump-objs := lttng-statedump-impl.o wrapper/irqdesc.o \