Merge branch 'linus' into WIP.x86/boot, to fix up conflicts and to pick up updates

Conflicts:
	arch/x86/xen/setup.c

Signed-off-by: Ingo Molnar <mingo@kernel.org>

arch/x86/kernel/apic/apic.c

@@ -529,18 +529,19 @@ static void lapic_timer_broadcast(const struct cpumask *mask)
  * The local apic timer can be used for any function which is CPU local.
  */
 static struct clock_event_device lapic_clockevent = {
-	.name			= "lapic",
-	.features		= CLOCK_EVT_FEAT_PERIODIC |
-				  CLOCK_EVT_FEAT_ONESHOT | CLOCK_EVT_FEAT_C3STOP
-				  | CLOCK_EVT_FEAT_DUMMY,
-	.shift			= 32,
-	.set_state_shutdown	= lapic_timer_shutdown,
-	.set_state_periodic	= lapic_timer_set_periodic,
-	.set_state_oneshot	= lapic_timer_set_oneshot,
-	.set_next_event		= lapic_next_event,
-	.broadcast		= lapic_timer_broadcast,
-	.rating			= 100,
-	.irq			= -1,
+	.name				= "lapic",
+	.features			= CLOCK_EVT_FEAT_PERIODIC |
+					  CLOCK_EVT_FEAT_ONESHOT | CLOCK_EVT_FEAT_C3STOP
+					  | CLOCK_EVT_FEAT_DUMMY,
+	.shift				= 32,
+	.set_state_shutdown		= lapic_timer_shutdown,
+	.set_state_periodic		= lapic_timer_set_periodic,
+	.set_state_oneshot		= lapic_timer_set_oneshot,
+	.set_state_oneshot_stopped	= lapic_timer_shutdown,
+	.set_next_event			= lapic_next_event,
+	.broadcast			= lapic_timer_broadcast,
+	.rating				= 100,
+	.irq				= -1,
 };
 static DEFINE_PER_CPU(struct clock_event_device, lapic_events);
 
@@ -1245,7 +1246,7 @@ static void lapic_setup_esr(void)
 /**
  * setup_local_APIC - setup the local APIC
  *
- * Used to setup local APIC while initializing BSP or bringin up APs.
+ * Used to setup local APIC while initializing BSP or bringing up APs.
  * Always called with preemption disabled.
  */
 void setup_local_APIC(void)
@@ -1864,14 +1865,14 @@ static void __smp_spurious_interrupt(u8 vector)
 		"should never happen.\n", vector, smp_processor_id());
 }
 
-__visible void smp_spurious_interrupt(struct pt_regs *regs)
+__visible void __irq_entry smp_spurious_interrupt(struct pt_regs *regs)
 {
 	entering_irq();
 	__smp_spurious_interrupt(~regs->orig_ax);
 	exiting_irq();
 }
 
-__visible void smp_trace_spurious_interrupt(struct pt_regs *regs)
+__visible void __irq_entry smp_trace_spurious_interrupt(struct pt_regs *regs)
 {
 	u8 vector = ~regs->orig_ax;
 
@@ -1922,14 +1923,14 @@ static void __smp_error_interrupt(struct pt_regs *regs)
 
 }
 
-__visible void smp_error_interrupt(struct pt_regs *regs)
+__visible void __irq_entry smp_error_interrupt(struct pt_regs *regs)
 {
 	entering_irq();
 	__smp_error_interrupt(regs);
 	exiting_irq();
 }
 
-__visible void smp_trace_error_interrupt(struct pt_regs *regs)
+__visible void __irq_entry smp_trace_error_interrupt(struct pt_regs *regs)
 {
 	entering_irq();
 	trace_error_apic_entry(ERROR_APIC_VECTOR);
@@ -2028,8 +2029,8 @@ void disconnect_bsp_APIC(int virt_wire_setup)
 /*
  * The number of allocated logical CPU IDs. Since logical CPU IDs are allocated
  * contiguously, it equals to current allocated max logical CPU ID plus 1.
- * All allocated CPU ID should be in [0, nr_logical_cpuidi), so the maximum of
- * nr_logical_cpuids is nr_cpu_ids.
+ * All allocated CPU IDs should be in the [0, nr_logical_cpuids) range,
+ * so the maximum of nr_logical_cpuids is nr_cpu_ids.
  *
  * NOTE: Reserve 0 for BSP.
  */
@@ -2094,7 +2095,7 @@ int __generic_processor_info(int apicid, int version, bool enabled)
 	 * Since fixing handling of boot_cpu_physical_apicid requires
 	 * another discussion and tests on each platform, we leave it
 	 * for now and here we use read_apic_id() directly in this
-	 * function, generic_processor_info().
+	 * function, __generic_processor_info().
 	 */
 	if (disabled_cpu_apicid != BAD_APICID &&
 	    disabled_cpu_apicid != read_apic_id() &&

arch/x86/kernel/apic/io_apic.c

@@ -1107,12 +1107,12 @@ int mp_map_gsi_to_irq(u32 gsi, unsigned int flags, struct irq_alloc_info *info)
 
 	ioapic = mp_find_ioapic(gsi);
 	if (ioapic < 0)
-		return -1;
+		return -ENODEV;
 
 	pin = mp_find_ioapic_pin(ioapic, gsi);
 	idx = find_irq_entry(ioapic, pin, mp_INT);
 	if ((flags & IOAPIC_MAP_CHECK) && idx < 0)
-		return -1;
+		return -ENODEV;
 
 	return mp_map_pin_to_irq(gsi, idx, ioapic, pin, flags, info);
 }
@@ -2117,6 +2117,7 @@ static inline void __init check_timer(void)
 			if (idx != -1 && irq_trigger(idx))
 				unmask_ioapic_irq(irq_get_chip_data(0));
 		}
+		irq_domain_deactivate_irq(irq_data);
 		irq_domain_activate_irq(irq_data);
 		if (timer_irq_works()) {
 			if (disable_timer_pin_1 > 0)
@@ -2138,6 +2139,7 @@ static inline void __init check_timer(void)
 		 * legacy devices should be connected to IO APIC #0
 		 */
 		replace_pin_at_irq_node(data, node, apic1, pin1, apic2, pin2);
+		irq_domain_deactivate_irq(irq_data);
 		irq_domain_activate_irq(irq_data);
 		legacy_pic->unmask(0);
 		if (timer_irq_works()) {

arch/x86/kernel/apic/msi.c

@@ -82,7 +82,7 @@ int native_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
 	if (domain == NULL)
 		return -ENOSYS;
 
-	return pci_msi_domain_alloc_irqs(domain, dev, nvec, type);
+	return msi_domain_alloc_irqs(domain, &dev->dev, nvec);
 }
 
 void native_teardown_msi_irq(unsigned int irq)

arch/x86/kernel/apic/vector.c

@@ -559,7 +559,7 @@ void send_cleanup_vector(struct irq_cfg *cfg)
 		__send_cleanup_vector(data);
 }
 
-asmlinkage __visible void smp_irq_move_cleanup_interrupt(void)
+asmlinkage __visible void __irq_entry smp_irq_move_cleanup_interrupt(void)
 {
 	unsigned vector, me;