3 files changed, 12 insertions, 0 deletions
diff --git a/arch/s390/include/asm/bug.h b/arch/s390/include/asm/bug.h
index acb4b13d98c5..ee9221bb5d18 100644
--- a/arch/s390/include/asm/bug.h
+++ b/arch/s390/include/asm/bug.h
@@ -4,11 +4,14 @@
 
 #include <linux/stringify.h>
 
+#ifdef CONFIG_BUG
+
 #ifndef CONFIG_DEBUG_BUGVERBOSE
 #define _BUGVERBOSE_LOCATION(file, line)
 #else
 #define __BUGVERBOSE_LOCATION(file, line)			\
 		.pushsection .rodata.str, "aMS", @progbits, 1;	\
+		.align 2;					\
 	10002:	.ascii file "\0";				\
 		.popsection;					\
 								\
@@ -52,6 +55,8 @@ do {								\
 
 #define HAVE_ARCH_BUG
 
+#endif /* CONFIG_BUG */
+
 #include <asm-generic/bug.h>
 
 #endif /* _ASM_S390_BUG_H */
diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h
index 9240a363c893..c1d63b613bf9 100644
--- a/arch/s390/include/asm/page.h
+++ b/arch/s390/include/asm/page.h
@@ -166,6 +166,8 @@ static inline int page_reset_referenced(unsigned long addr)
 	return CC_TRANSFORM(cc);
 }
 
+int split_pud_page(pud_t *pudp, unsigned long addr);
+
 /* Bits int the storage key */
 #define _PAGE_CHANGED		0x02	/* HW changed bit		*/
 #define _PAGE_REFERENCED	0x04	/* HW referenced bit		*/
diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h
index a32f465ecf73..c0ff19dab580 100644
--- a/arch/s390/include/asm/pci.h
+++ b/arch/s390/include/asm/pci.h
@@ -5,6 +5,7 @@
 #include <linux/pci.h>
 #include <linux/mutex.h>
 #include <linux/iommu.h>
+#include <linux/irqdomain.h>
 #include <linux/pci_hotplug.h>
 #include <asm/pci_clp.h>
 #include <asm/pci_debug.h>
@@ -109,6 +110,7 @@ struct zpci_bus {
 	struct list_head	resources;
 	struct list_head	bus_next;
 	struct resource		bus_resource;
+	struct irq_domain	*msi_parent_domain;
 	int			topo;		/* TID if topo_is_tid, PCHID otherwise */
 	int			domain_nr;
 	u8			multifunction	: 1;
@@ -310,6 +312,9 @@ int zpci_dma_exit_device(struct zpci_dev *zdev);
 /* IRQ */
 int __init zpci_irq_init(void);
 void __init zpci_irq_exit(void);
+int zpci_set_irq(struct zpci_dev *zdev);
+int zpci_create_parent_msi_domain(struct zpci_bus *zbus);
+void zpci_remove_parent_msi_domain(struct zpci_bus *zbus);
 
 /* FMB */
 int zpci_fmb_enable_device(struct zpci_dev *);