--- zzzz-none-000/linux-2.6.39.4/kernel/Makefile	2011-08-03 19:43:28.000000000 +0000
+++ puma6-arm-6490-729/linux-2.6.39.4/kernel/Makefile	2021-11-10 13:23:10.000000000 +0000
@@ -3,7 +3,7 @@
 #
 
 obj-y     = sched.o fork.o exec_domain.o panic.o printk.o \
-	    cpu.o exit.o itimer.o time.o softirq.o resource.o \
+	    cpu.o env.o exit.o itimer.o time.o softirq.o resource.o \
 	    sysctl.o sysctl_binary.o capability.o ptrace.o timer.o user.o \
 	    signal.o sys.o kmod.o workqueue.o pid.o \
 	    rcupdate.o extable.o params.o posix-timers.o \
@@ -39,6 +39,11 @@
 ifeq ($(CONFIG_COMPAT),y)
 obj-$(CONFIG_FUTEX) += futex_compat.o
 endif
+
+ifdef CONFIG_ARCH_GEN3
+obj-$(CONFIG_HW_MUTEXES) += hwmutex.o
+endif
+
 obj-$(CONFIG_RT_MUTEXES) += rtmutex.o
 obj-$(CONFIG_DEBUG_RT_MUTEXES) += rtmutex-debug.o
 obj-$(CONFIG_RT_MUTEX_TESTER) += rtmutex-tester.o