4 files changed, 32 insertions, 39 deletions

diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h
index cf5eab840d57..6d282b253815 100644
--- a/arch/sh/include/asm/io.h
+++ b/arch/sh/include/asm/io.h
@@ -19,7 +19,6 @@
 #include <asm/machvec.h>
 #include <asm/page.h>
 #include <linux/pgtable.h>
-#include <asm-generic/iomap.h>
 
 #define __IO_PREFIX     generic
 #include <asm/io_generic.h>
@@ -100,7 +99,7 @@ pfx##writes##bwlq(volatile void __iomem *mem, const void *addr,		\
 	}								\
 }									\
 									\
-static inline void pfx##reads##bwlq(volatile void __iomem *mem,		\
+static inline void pfx##reads##bwlq(const volatile void __iomem *mem,	\
 				    void *addr, unsigned int count)	\
 {									\
 	volatile type *__addr = addr;					\
@@ -114,37 +113,18 @@ static inline void pfx##reads##bwlq(volatile void __iomem *mem,		\
 __BUILD_MEMORY_STRING(__raw_, b, u8)
 __BUILD_MEMORY_STRING(__raw_, w, u16)
 
-void __raw_writesl(void __iomem *addr, const void *data, int longlen);
-void __raw_readsl(const void __iomem *addr, void *data, int longlen);
+void __raw_writesl(void volatile __iomem *addr, const void *data, int longlen);
+void __raw_readsl(const volatile void __iomem *addr, void *data, int longlen);
 
 __BUILD_MEMORY_STRING(__raw_, q, u64)
 
 #define ioport_map ioport_map
-#define ioport_unmap ioport_unmap
 #define pci_iounmap pci_iounmap
 
-#define ioread8 ioread8
-#define ioread16 ioread16
-#define ioread16be ioread16be
-#define ioread32 ioread32
-#define ioread32be ioread32be
-
-#define iowrite8 iowrite8
-#define iowrite16 iowrite16
-#define iowrite16be iowrite16be
-#define iowrite32 iowrite32
-#define iowrite32be iowrite32be
-
-#define ioread8_rep ioread8_rep
-#define ioread16_rep ioread16_rep
-#define ioread32_rep ioread32_rep
-
-#define iowrite8_rep iowrite8_rep
-#define iowrite16_rep iowrite16_rep
-#define iowrite32_rep iowrite32_rep
-
 #ifdef CONFIG_HAS_IOPORT_MAP
 
+extern void __iomem *ioport_map(unsigned long port, unsigned int nr);
+
 /*
  * Slowdown I/O port space accesses for antique hardware.
  */
@@ -299,7 +279,7 @@ unsigned long long poke_real_address_q(unsigned long long addr,
 #define _PAGE_IOREMAP pgprot_val(PAGE_KERNEL_NOCACHE)
 
 #define ioremap_cache(addr, size)  \
-	ioremap_prot((addr), (size), pgprot_val(PAGE_KERNEL))
+	ioremap_prot((addr), (size), PAGE_KERNEL)
 #endif /* CONFIG_MMU */
 
 #include <asm-generic/io.h>
diff --git a/arch/sh/include/asm/pgalloc.h b/arch/sh/include/asm/pgalloc.h
index 96d938fdf224..6fe7123d38fa 100644
--- a/arch/sh/include/asm/pgalloc.h
+++ b/arch/sh/include/asm/pgalloc.h
@@ -32,10 +32,7 @@ static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
 	set_pmd(pmd, __pmd((unsigned long)page_address(pte)));
 }
 
-#define __pte_free_tlb(tlb, pte, addr)				\
-do {								\
-	pagetable_dtor(page_ptdesc(pte));			\
-	tlb_remove_page_ptdesc((tlb), (page_ptdesc(pte)));	\
-} while (0)
+#define __pte_free_tlb(tlb, pte, addr)	\
+	tlb_remove_ptdesc((tlb), page_ptdesc(pte))
 
 #endif /* __ASM_SH_PGALLOC_H */
diff --git a/arch/sh/include/asm/pgtable_32.h b/arch/sh/include/asm/pgtable_32.h
index f939f1215232..db2e48366e0d 100644
--- a/arch/sh/include/asm/pgtable_32.h
+++ b/arch/sh/include/asm/pgtable_32.h
@@ -380,14 +380,6 @@ PTE_BIT_FUNC(low, mkspecial, |= _PAGE_SPECIAL);
 
 #define pgprot_noncached	 pgprot_writecombine
 
-/*
- * Conversion functions: convert a page and protection to a page entry,
- * and a page entry and page directory to the page they refer to.
- *
- * extern pte_t mk_pte(struct page *page, pgprot_t pgprot)
- */
-#define mk_pte(page, pgprot)	pfn_pte(page_to_pfn(page), (pgprot))
-
 static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 {
 	pte.pte_low &= _PAGE_CHG_MASK;
diff --git a/arch/sh/include/asm/syscall_32.h b/arch/sh/include/asm/syscall_32.h
index d87738eebe30..7027d87d901d 100644
--- a/arch/sh/include/asm/syscall_32.h
+++ b/arch/sh/include/asm/syscall_32.h
@@ -15,6 +15,18 @@ static inline long syscall_get_nr(struct task_struct *task,
 	return (regs->tra >= 0) ? regs->regs[3] : -1L;
 }
 
+static inline void syscall_set_nr(struct task_struct *task,
+				  struct pt_regs *regs,
+				  int nr)
+{
+	/*
+	 * Unlike syscall_get_nr(), syscall_set_nr() can be called only when
+	 * the target task is stopped for tracing on entering syscall, so
+	 * there is no need to have the same check syscall_get_nr() has.
+	 */
+	regs->regs[3] = nr;
+}
+
 static inline void syscall_rollback(struct task_struct *task,
 				    struct pt_regs *regs)
 {
@@ -57,6 +69,18 @@ static inline void syscall_get_arguments(struct task_struct *task,
 	args[0] = regs->regs[4];
 }
 
+static inline void syscall_set_arguments(struct task_struct *task,
+					 struct pt_regs *regs,
+					 const unsigned long *args)
+{
+	regs->regs[1] = args[5];
+	regs->regs[0] = args[4];
+	regs->regs[7] = args[3];
+	regs->regs[6] = args[2];
+	regs->regs[5] = args[1];
+	regs->regs[4] = args[0];
+}
+
 static inline int syscall_get_arch(struct task_struct *task)
 {
 	int arch = AUDIT_ARCH_SH;