Initial commit: Linux kernel 4.19 for Unplugged OS

kernel/locking/Makefile

@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: GPL-2.0
+# Any varying coverage in these files is non-deterministic
+# and is generally not a function of system call inputs.
+KCOV_INSTRUMENT		:= n
+UBSAN_SANITIZE_lockdep.o	:= n
+ccflags-y += -I$(srctree)/
+ccflags-y += -I$(srctree)/drivers/misc/mediatek/include/
+obj-y += mutex.o semaphore.o rwsem.o percpu-rwsem.o
+
+ifdef CONFIG_FUNCTION_TRACER
+CFLAGS_REMOVE_lockdep.o = $(CC_FLAGS_FTRACE)
+CFLAGS_REMOVE_lockdep_proc.o = $(CC_FLAGS_FTRACE)
+CFLAGS_REMOVE_mutex-debug.o = $(CC_FLAGS_FTRACE)
+CFLAGS_REMOVE_rtmutex-debug.o = $(CC_FLAGS_FTRACE)
+endif
+
+ifeq ($(CONFIG_PROVE_LOCKING),y)
+#ccflags-y += -DMTK_LOCK_DEBUG_NEW_DEPENDENCY
+endif
+
+ifeq ($(CONFIG_DEBUG_LOCK_ALLOC),y)
+ifneq (y, $(filter y, $(CONFIG_KASAN) $(CONFIG_UBSAN)))
+ccflags-y += -DMTK_LOCK_MONITOR
+ccflags-y += -DMTK_LOCK_DEBUG_HELD_LOCK
+endif
+endif
+
+ifeq ($(CONFIG_DEBUG_SPINLOCK),y)
+ifeq ($(CONFIG_MACH_MT6771),y)
+ccflags-y += -DMTK_DEBUG_SPINLOCK_V2
+else
+ccflags-y += -DMTK_DEBUG_SPINLOCK_V1
+endif
+endif
+
+obj-$(CONFIG_DEBUG_MUTEXES) += mutex-debug.o
+obj-$(CONFIG_LOCKDEP) += lockdep.o
+ifeq ($(CONFIG_PROC_FS),y)
+obj-$(CONFIG_LOCKDEP) += lockdep_proc.o lockdep_test.o
+endif
+obj-$(CONFIG_SMP) += spinlock.o
+obj-$(CONFIG_LOCK_SPIN_ON_OWNER) += osq_lock.o
+obj-$(CONFIG_PROVE_LOCKING) += spinlock.o
+obj-$(CONFIG_QUEUED_SPINLOCKS) += qspinlock.o
+obj-$(CONFIG_RT_MUTEXES) += rtmutex.o
+obj-$(CONFIG_DEBUG_RT_MUTEXES) += rtmutex-debug.o
+obj-$(CONFIG_DEBUG_SPINLOCK) += spinlock.o
+obj-$(CONFIG_DEBUG_SPINLOCK) += spinlock_debug.o
+obj-$(CONFIG_RWSEM_GENERIC_SPINLOCK) += rwsem-spinlock.o
+obj-$(CONFIG_RWSEM_XCHGADD_ALGORITHM) += rwsem-xadd.o
+obj-$(CONFIG_QUEUED_RWLOCKS) += qrwlock.o
+obj-$(CONFIG_LOCK_TORTURE_TEST) += locktorture.o
+obj-$(CONFIG_WW_MUTEX_SELFTEST) += test-ww_mutex.o