summaryrefslogtreecommitdiff
path: root/arch/sh
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh')
-rw-r--r--arch/sh/boards/mach-cayman/setup.c2
-rw-r--r--arch/sh/include/asm/bug.h4
-rw-r--r--arch/sh/include/asm/extable.h10
-rw-r--r--arch/sh/include/asm/pgtable-2level.h1
-rw-r--r--arch/sh/include/asm/pgtable-3level.h1
-rw-r--r--arch/sh/include/asm/uaccess.h64
6 files changed, 19 insertions, 63 deletions
diff --git a/arch/sh/boards/mach-cayman/setup.c b/arch/sh/boards/mach-cayman/setup.c
index 340fd40b381d..9c292c27e0d7 100644
--- a/arch/sh/boards/mach-cayman/setup.c
+++ b/arch/sh/boards/mach-cayman/setup.c
@@ -128,7 +128,6 @@ static int __init smsc_superio_setup(void)
SMSC_SUPERIO_WRITE_INDEXED(1, SMSC_PRIMARY_INT_INDEX);
SMSC_SUPERIO_WRITE_INDEXED(12, SMSC_SECONDARY_INT_INDEX);
-#ifdef CONFIG_IDE
/*
* Only IDE1 exists on the Cayman
*/
@@ -158,7 +157,6 @@ static int __init smsc_superio_setup(void)
SMSC_SUPERIO_WRITE_INDEXED(0x01, 0xc5); /* GP45 = IDE1_IRQ */
SMSC_SUPERIO_WRITE_INDEXED(0x00, 0xc6); /* GP46 = nIOROP */
SMSC_SUPERIO_WRITE_INDEXED(0x00, 0xc7); /* GP47 = nIOWOP */
-#endif
/* Exit the configuration state */
outb(SMSC_EXIT_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR);
diff --git a/arch/sh/include/asm/bug.h b/arch/sh/include/asm/bug.h
index dcf278075429..1b77f068be2b 100644
--- a/arch/sh/include/asm/bug.h
+++ b/arch/sh/include/asm/bug.h
@@ -50,7 +50,7 @@ do { \
"i" (sizeof(struct bug_entry))); \
} while (0)
-#define __WARN_TAINT(taint) \
+#define __WARN_FLAGS(flags) \
do { \
__asm__ __volatile__ ( \
"1:\t.short %O0\n" \
@@ -59,7 +59,7 @@ do { \
: "n" (TRAPA_BUG_OPCODE), \
"i" (__FILE__), \
"i" (__LINE__), \
- "i" (BUGFLAG_TAINT(taint)), \
+ "i" (BUGFLAG_WARNING|(flags)), \
"i" (sizeof(struct bug_entry))); \
} while (0)
diff --git a/arch/sh/include/asm/extable.h b/arch/sh/include/asm/extable.h
new file mode 100644
index 000000000000..df2ee2fcb8d3
--- /dev/null
+++ b/arch/sh/include/asm/extable.h
@@ -0,0 +1,10 @@
+#ifndef __ASM_SH_EXTABLE_H
+#define __ASM_SH_EXTABLE_H
+
+#include <asm-generic/extable.h>
+
+#if defined(CONFIG_SUPERH64) && defined(CONFIG_MMU)
+#define ARCH_HAS_SEARCH_EXTABLE
+#endif
+
+#endif
diff --git a/arch/sh/include/asm/pgtable-2level.h b/arch/sh/include/asm/pgtable-2level.h
index 19bd89db17e7..f75cf4387257 100644
--- a/arch/sh/include/asm/pgtable-2level.h
+++ b/arch/sh/include/asm/pgtable-2level.h
@@ -1,6 +1,7 @@
#ifndef __ASM_SH_PGTABLE_2LEVEL_H
#define __ASM_SH_PGTABLE_2LEVEL_H
+#define __ARCH_USE_5LEVEL_HACK
#include <asm-generic/pgtable-nopmd.h>
/*
diff --git a/arch/sh/include/asm/pgtable-3level.h b/arch/sh/include/asm/pgtable-3level.h
index 249a985d9648..9b1e776eca31 100644
--- a/arch/sh/include/asm/pgtable-3level.h
+++ b/arch/sh/include/asm/pgtable-3level.h
@@ -1,6 +1,7 @@
#ifndef __ASM_SH_PGTABLE_3LEVEL_H
#define __ASM_SH_PGTABLE_3LEVEL_H
+#define __ARCH_USE_5LEVEL_HACK
#include <asm-generic/pgtable-nopud.h>
/*
diff --git a/arch/sh/include/asm/uaccess.h b/arch/sh/include/asm/uaccess.h
index c4f0fee812c3..2722b61b2283 100644
--- a/arch/sh/include/asm/uaccess.h
+++ b/arch/sh/include/asm/uaccess.h
@@ -1,12 +1,8 @@
#ifndef __ASM_SH_UACCESS_H
#define __ASM_SH_UACCESS_H
-#include <linux/errno.h>
-#include <linux/sched.h>
#include <asm/segment.h>
-
-#define VERIFY_READ 0
-#define VERIFY_WRITE 1
+#include <asm/extable.h>
#define __addr_ok(addr) \
((unsigned long __force)(addr) < current_thread_info()->addr_limit.seg)
@@ -112,19 +108,18 @@ extern __must_check long strnlen_user(const char __user *str, long n);
__kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n);
static __always_inline unsigned long
-__copy_from_user(void *to, const void __user *from, unsigned long n)
+raw_copy_from_user(void *to, const void __user *from, unsigned long n)
{
return __copy_user(to, (__force void *)from, n);
}
static __always_inline unsigned long __must_check
-__copy_to_user(void __user *to, const void *from, unsigned long n)
+raw_copy_to_user(void __user *to, const void *from, unsigned long n)
{
return __copy_user((__force void *)to, from, n);
}
-
-#define __copy_to_user_inatomic __copy_to_user
-#define __copy_from_user_inatomic __copy_from_user
+#define INLINE_COPY_FROM_USER
+#define INLINE_COPY_TO_USER
/*
* Clear the area and return remaining number of bytes
@@ -144,55 +139,6 @@ __kernel_size_t __clear_user(void *addr, __kernel_size_t size);
__cl_size; \
})
-static inline unsigned long
-copy_from_user(void *to, const void __user *from, unsigned long n)
-{
- unsigned long __copy_from = (unsigned long) from;
- __kernel_size_t __copy_size = (__kernel_size_t) n;
-
- if (__copy_size && __access_ok(__copy_from, __copy_size))
- __copy_size = __copy_user(to, from, __copy_size);
-
- if (unlikely(__copy_size))
- memset(to + (n - __copy_size), 0, __copy_size);
-
- return __copy_size;
-}
-
-static inline unsigned long
-copy_to_user(void __user *to, const void *from, unsigned long n)
-{
- unsigned long __copy_to = (unsigned long) to;
- __kernel_size_t __copy_size = (__kernel_size_t) n;
-
- if (__copy_size && __access_ok(__copy_to, __copy_size))
- return __copy_user(to, from, __copy_size);
-
- return __copy_size;
-}
-
-/*
- * The exception table consists of pairs of addresses: the first is the
- * address of an instruction that is allowed to fault, and the second is
- * the address at which the program should continue. No registers are
- * modified, so it is entirely up to the continuation code to figure out
- * what to do.
- *
- * All the routines below use bits of fixup code that are out of line
- * with the main instruction path. This means when everything is well,
- * we don't even have to jump over them. Further, they do not intrude
- * on our cache or tlb entries.
- */
-struct exception_table_entry {
- unsigned long insn, fixup;
-};
-
-#if defined(CONFIG_SUPERH64) && defined(CONFIG_MMU)
-#define ARCH_HAS_SEARCH_EXTABLE
-#endif
-
-int fixup_exception(struct pt_regs *regs);
-
extern void *set_exception_table_vec(unsigned int vec, void *handler);
static inline void *set_exception_table_evt(unsigned int evt, void *handler)