Merge branch 'master'

4 files changed, 14 insertions, 10 deletions

diff --git a/arch/powerpc/kernel/legacy_serial.c b/arch/powerpc/kernel/legacy_serial.c
index f970ace208d..c7a799a0951 100644
--- a/arch/powerpc/kernel/legacy_serial.c
+++ b/arch/powerpc/kernel/legacy_serial.c
@@ -134,7 +134,6 @@ static int __init add_legacy_soc_port(struct device_node *np,
 	return add_legacy_port(np, -1, UPIO_MEM, addr, addr, NO_IRQ, flags);
 }
 
-#ifdef CONFIG_ISA
 static int __init add_legacy_isa_port(struct device_node *np,
 				      struct device_node *isa_brg)
 {
@@ -168,7 +167,6 @@ static int __init add_legacy_isa_port(struct device_node *np,
 	return add_legacy_port(np, index, UPIO_PORT, reg[1], taddr, NO_IRQ, UPF_BOOT_AUTOCONF);
 
 }
-#endif
 
 #ifdef CONFIG_PCI
 static int __init add_legacy_pci_port(struct device_node *np,
@@ -276,7 +274,6 @@ void __init find_legacy_serial_ports(void)
 		of_node_put(soc);
 	}
 
-#ifdef CONFIG_ISA
 	/* First fill our array with ISA ports */
 	for (np = NULL; (np = of_find_node_by_type(np, "serial"));) {
 		struct device_node *isa = of_get_parent(np);
@@ -287,7 +284,6 @@ void __init find_legacy_serial_ports(void)
 		}
 		of_node_put(isa);
 	}
-#endif
 
 #ifdef CONFIG_PCI
 	/* Next, try to locate PCI ports */
diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c
index 3747ab0dac3..c6d0595da6b 100644
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -254,11 +254,9 @@ int do_signal(sigset_t *oldset, struct pt_regs *regs);
  */
 long sys_sigsuspend(old_sigset_t mask)
 {
-	sigset_t saveset;
-
 	mask &= _BLOCKABLE;
 	spin_lock_irq(&current->sighand->siglock);
-	saveset = current->blocked;
+	current->saved_sigmask = current->blocked;
 	siginitset(&current->blocked, mask);
 	recalc_sigpending();
 	spin_unlock_irq(&current->sighand->siglock);
diff --git a/arch/powerpc/platforms/powermac/pfunc_core.c b/arch/powerpc/platforms/powermac/pfunc_core.c
index c32c623001d..356a739e52b 100644
--- a/arch/powerpc/platforms/powermac/pfunc_core.c
+++ b/arch/powerpc/platforms/powermac/pfunc_core.c
@@ -862,21 +862,28 @@ int pmf_register_irq_client(struct device_node *target,
 		spin_unlock_irqrestore(&pmf_lock, flags);
 		return -ENODEV;
 	}
+	if (list_empty(&func->irq_clients))
+		func->dev->handlers->irq_enable(func);
 	list_add(&client->link, &func->irq_clients);
+	client->func = func;
 	spin_unlock_irqrestore(&pmf_lock, flags);
 
 	return 0;
 }
 EXPORT_SYMBOL_GPL(pmf_register_irq_client);
 
-void pmf_unregister_irq_client(struct device_node *np,
-			      const char *name,
-			      struct pmf_irq_client *client)
+void pmf_unregister_irq_client(struct pmf_irq_client *client)
 {
+	struct pmf_function *func = client->func;
 	unsigned long flags;
 
+	BUG_ON(func == NULL);
+
 	spin_lock_irqsave(&pmf_lock, flags);
+	client->func = NULL;
 	list_del(&client->link);
+	if (list_empty(&func->irq_clients))
+		func->dev->handlers->irq_disable(func);
 	spin_unlock_irqrestore(&pmf_lock, flags);
 }
 EXPORT_SYMBOL_GPL(pmf_unregister_irq_client);
diff --git a/arch/powerpc/platforms/pseries/pci_dlpar.c b/arch/powerpc/platforms/pseries/pci_dlpar.c
index 21934784f93..bdaa8aabdaa 100644
--- a/arch/powerpc/platforms/pseries/pci_dlpar.c
+++ b/arch/powerpc/platforms/pseries/pci_dlpar.c
@@ -58,6 +58,7 @@ pcibios_find_pci_bus(struct device_node *dn)
 
 	return find_bus_among_children(pdn->phb->bus, dn);
 }
+EXPORT_SYMBOL_GPL(pcibios_find_pci_bus);
 
 /**
  * pcibios_remove_pci_devices - remove all devices under this bus
@@ -106,6 +107,7 @@ pcibios_fixup_new_pci_devices(struct pci_bus *bus, int fix_bus)
 		}
 	}
 }
+EXPORT_SYMBOL_GPL(pcibios_fixup_new_pci_devices);
 
 static int
 pcibios_pci_config_bridge(struct pci_dev *dev)
@@ -172,3 +174,4 @@ pcibios_add_pci_devices(struct pci_bus * bus)
 			pcibios_pci_config_bridge(dev);
 	}
 }
+EXPORT_SYMBOL_GPL(pcibios_add_pci_devices);