diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S
index d37b373104502..004944258387b 100644
--- a/arch/powerpc/kernel/entry_32.S
+++ b/arch/powerpc/kernel/entry_32.S
@@ -893,10 +893,10 @@ user_exc_return:		/* r10 contains MSR_KERNEL here */
 	bne	restore_kuap
 	andi.	r8,r8,_TIF_NEED_RESCHED
 	bne+	1f
-	lwz	r0,TI_PREEMPT_LAZY(r9)
+	lwz	r0,TI_PREEMPT_LAZY(r2)
 	cmpwi	0,r0,0          /* if non-zero, just restore regs and return */
 	bne	restore_kuap
-	lwz	r0,TI_FLAGS(r9)
+	lwz	r0,TI_FLAGS(r2)
 	andi.	r0,r0,_TIF_NEED_RESCHED_LAZY
 	beq+	restore_kuap
 1:
diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h
index 4c95c365058aa..44c48e34d7994 100644
--- a/arch/x86/include/asm/fpu/internal.h
+++ b/arch/x86/include/asm/fpu/internal.h
@@ -509,7 +509,7 @@ static inline void __fpu_invalidate_fpregs_state(struct fpu *fpu)
 
 static inline int fpregs_state_valid(struct fpu *fpu, unsigned int cpu)
 {
-	return fpu == this_cpu_read_stable(fpu_fpregs_owner_ctx) && cpu == fpu->last_cpu;
+	return fpu == this_cpu_read(fpu_fpregs_owner_ctx) && cpu == fpu->last_cpu;
 }
 
 /*
diff --git a/include/linux/preempt.h b/include/linux/preempt.h
index d559e3a0379c2..7653dd58b4b21 100644
--- a/include/linux/preempt.h
+++ b/include/linux/preempt.h
@@ -100,9 +100,9 @@
 				   (NMI_MASK | HARDIRQ_MASK | SOFTIRQ_OFFSET)))
 #ifdef CONFIG_PREEMPT_RT_FULL
 
-#define softirq_count()		((long)get_current()->softirq_count)
+#define softirq_count()		(current->softirq_count)
 #define in_softirq()		(softirq_count())
-#define in_serving_softirq()	(get_current()->softirq_count & SOFTIRQ_OFFSET)
+#define in_serving_softirq()	(current->softirq_count & SOFTIRQ_OFFSET)
 
 #else
 
diff --git a/kernel/cpu.c b/kernel/cpu.c
index e1bf3c698a321..5bfd13a5cc49d 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -877,7 +877,9 @@ static int take_cpu_down(void *_param)
 	return 0;
 }
 
+#ifdef CONFIG_PREEMPT_RT_BASE
 struct task_struct *takedown_cpu_task;
+#endif
 
 static int takedown_cpu(unsigned int cpu)
 {
diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c
index bb5c09c49c504..ba4b151bf4517 100644
--- a/kernel/locking/rtmutex.c
+++ b/kernel/locking/rtmutex.c
@@ -1143,6 +1143,7 @@ void __sched rt_spin_lock_slowunlock(struct rt_mutex *lock)
 void __lockfunc rt_spin_lock(spinlock_t *lock)
 {
 	sleeping_lock_inc();
+	rcu_read_lock();
 	migrate_disable();
 	spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
 	rt_spin_lock_fastlock(&lock->lock, rt_spin_lock_slowlock);
@@ -1158,6 +1159,7 @@ void __lockfunc __rt_spin_lock(struct rt_mutex *lock)
 void __lockfunc rt_spin_lock_nested(spinlock_t *lock, int subclass)
 {
 	sleeping_lock_inc();
+	rcu_read_lock();
 	migrate_disable();
 	spin_acquire(&lock->dep_map, subclass, 0, _RET_IP_);
 	rt_spin_lock_fastlock(&lock->lock, rt_spin_lock_slowlock);
@@ -1171,6 +1173,7 @@ void __lockfunc rt_spin_unlock(spinlock_t *lock)
 	spin_release(&lock->dep_map, 1, _RET_IP_);
 	rt_spin_lock_fastunlock(&lock->lock, rt_spin_lock_slowunlock);
 	migrate_enable();
+	rcu_read_unlock();
 	sleeping_lock_dec();
 }
 EXPORT_SYMBOL(rt_spin_unlock);
@@ -1202,6 +1205,7 @@ int __lockfunc rt_spin_trylock(spinlock_t *lock)
 	ret = __rt_mutex_trylock(&lock->lock);
 	if (ret) {
 		spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
+		rcu_read_lock();
 	} else {
 		migrate_enable();
 		sleeping_lock_dec();
@@ -1218,6 +1222,7 @@ int __lockfunc rt_spin_trylock_bh(spinlock_t *lock)
 	ret = __rt_mutex_trylock(&lock->lock);
 	if (ret) {
 		sleeping_lock_inc();
+		rcu_read_lock();
 		migrate_disable();
 		spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
 	} else
@@ -1234,6 +1239,7 @@ int __lockfunc rt_spin_trylock_irqsave(spinlock_t *lock, unsigned long *flags)
 	ret = __rt_mutex_trylock(&lock->lock);
 	if (ret) {
 		sleeping_lock_inc();
+		rcu_read_lock();
 		migrate_disable();
 		spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
 	}
diff --git a/kernel/locking/rwlock-rt.c b/kernel/locking/rwlock-rt.c
index c3b91205161cc..0ae8c62ea8320 100644
--- a/kernel/locking/rwlock-rt.c
+++ b/kernel/locking/rwlock-rt.c
@@ -310,6 +310,7 @@ int __lockfunc rt_read_trylock(rwlock_t *rwlock)
 	ret = do_read_rt_trylock(rwlock);
 	if (ret) {
 		rwlock_acquire_read(&rwlock->dep_map, 0, 1, _RET_IP_);
+		rcu_read_lock();
 	} else {
 		migrate_enable();
 		sleeping_lock_dec();
@@ -327,6 +328,7 @@ int __lockfunc rt_write_trylock(rwlock_t *rwlock)
 	ret = do_write_rt_trylock(rwlock);
 	if (ret) {
 		rwlock_acquire(&rwlock->dep_map, 0, 1, _RET_IP_);
+		rcu_read_lock();
 	} else {
 		migrate_enable();
 		sleeping_lock_dec();
@@ -338,6 +340,7 @@ EXPORT_SYMBOL(rt_write_trylock);
 void __lockfunc rt_read_lock(rwlock_t *rwlock)
 {
 	sleeping_lock_inc();
+	rcu_read_lock();
 	migrate_disable();
 	rwlock_acquire_read(&rwlock->dep_map, 0, 0, _RET_IP_);
 	do_read_rt_lock(rwlock);
@@ -347,6 +350,7 @@ EXPORT_SYMBOL(rt_read_lock);
 void __lockfunc rt_write_lock(rwlock_t *rwlock)
 {
 	sleeping_lock_inc();
+	rcu_read_lock();
 	migrate_disable();
 	rwlock_acquire(&rwlock->dep_map, 0, 0, _RET_IP_);
 	do_write_rt_lock(rwlock);
@@ -358,6 +362,7 @@ void __lockfunc rt_read_unlock(rwlock_t *rwlock)
 	rwlock_release(&rwlock->dep_map, 1, _RET_IP_);
 	do_read_rt_unlock(rwlock);
 	migrate_enable();
+	rcu_read_unlock();
 	sleeping_lock_dec();
 }
 EXPORT_SYMBOL(rt_read_unlock);
@@ -367,6 +372,7 @@ void __lockfunc rt_write_unlock(rwlock_t *rwlock)
 	rwlock_release(&rwlock->dep_map, 1, _RET_IP_);
 	do_write_rt_unlock(rwlock);
 	migrate_enable();
+	rcu_read_unlock();
 	sleeping_lock_dec();
 }
 EXPORT_SYMBOL(rt_write_unlock);
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 9d9523431178b..2b4616fd4fd4b 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -1767,15 +1767,8 @@ static void call_console_drivers(u64 seq, const char *ext_text, size_t ext_len,
 			con->wrote_history = 1;
 			con->printk_seq = seq - 1;
 		}
-		if (con->write_atomic && level < emergency_console_loglevel &&
-		    facility == 0) {
-			/* skip emergency messages, already printed */
-			if (con->printk_seq < seq)
-				con->printk_seq = seq;
-			continue;
-		}
 		if (con->flags & CON_BOOT && facility == 0) {
-			/* skip emergency messages, already printed */
+			/* skip boot messages, already printed */
 			if (con->printk_seq < seq)
 				con->printk_seq = seq;
 			continue;
@@ -3161,7 +3154,7 @@ static bool console_can_emergency(int level)
 	for_each_console(con) {
 		if (!(con->flags & CON_ENABLED))
 			continue;
-		if (con->write_atomic && level < emergency_console_loglevel)
+		if (con->write_atomic && oops_in_progress)
 			return true;
 		if (con->write && (con->flags & CON_BOOT))
 			return true;
@@ -3177,7 +3170,7 @@ static void call_emergency_console_drivers(int level, const char *text,
 	for_each_console(con) {
 		if (!(con->flags & CON_ENABLED))
 			continue;
-		if (con->write_atomic && level < emergency_console_loglevel) {
+		if (con->write_atomic && oops_in_progress) {
 			con->write_atomic(con, text, text_len);
 			continue;
 		}
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 6383ade320f23..ef9621815f37e 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -7384,9 +7384,11 @@ void migrate_enable(void)
 
 	p->migrate_disable = 0;
 	rq->nr_pinned--;
+#ifdef CONFIG_HOTPLUG_CPU
 	if (rq->nr_pinned == 0 && unlikely(!cpu_active(cpu)) &&
 	    takedown_cpu_task)
 		wake_up_process(takedown_cpu_task);
+#endif
 
 	if (!p->migrate_disable_scheduled)
 		goto out;
diff --git a/localversion-rt b/localversion-rt
index 9f7d0bdbffb18..08b3e75841adc 100644
--- a/localversion-rt
+++ b/localversion-rt
@@ -1 +1 @@
--rt13
+-rt14
