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authorAl Viro <viro@zeniv.linux.org.uk>2016-12-25 14:33:17 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2017-03-28 18:23:40 -0400
commit68acfdcb477abdbf875e33e4a950094c8de08f41 (patch)
tree0982025165c86fad6cbb5612f3801bd6be1f7c28 /arch/m68k/include
parentd597580d373774b1bdab84b3d26ff0b55162b916 (diff)
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m68k: switch to generic extable.h
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/m68k/include')
-rw-r--r--arch/m68k/include/asm/Kbuild1
-rw-r--r--arch/m68k/include/asm/processor.h10
-rw-r--r--arch/m68k/include/asm/uaccess.h1
-rw-r--r--arch/m68k/include/asm/uaccess_mm.h18
-rw-r--r--arch/m68k/include/asm/uaccess_no.h19
5 files changed, 2 insertions, 47 deletions
diff --git a/arch/m68k/include/asm/Kbuild b/arch/m68k/include/asm/Kbuild
index d4f9ccbfa85c..82005d2ff717 100644
--- a/arch/m68k/include/asm/Kbuild
+++ b/arch/m68k/include/asm/Kbuild
@@ -5,6 +5,7 @@ generic-y += device.h
generic-y += emergency-restart.h
generic-y += errno.h
generic-y += exec.h
+generic-y += extable.h
generic-y += futex.h
generic-y += hw_irq.h
generic-y += ioctl.h
diff --git a/arch/m68k/include/asm/processor.h b/arch/m68k/include/asm/processor.h
index f5f790c31bf8..77239e81379b 100644
--- a/arch/m68k/include/asm/processor.h
+++ b/arch/m68k/include/asm/processor.h
@@ -122,16 +122,6 @@ static inline void start_thread(struct pt_regs * regs, unsigned long pc,
wrusp(usp);
}
-#ifdef CONFIG_MMU
-extern int handle_kernel_fault(struct pt_regs *regs);
-#else
-static inline int handle_kernel_fault(struct pt_regs *regs)
-{
- /* Any fault in kernel is fatal on non-mmu */
- return 0;
-}
-#endif
-
/* Forward declaration, a strange C thing */
struct task_struct;
diff --git a/arch/m68k/include/asm/uaccess.h b/arch/m68k/include/asm/uaccess.h
index 3fadc4a93d97..67b3481d6020 100644
--- a/arch/m68k/include/asm/uaccess.h
+++ b/arch/m68k/include/asm/uaccess.h
@@ -4,6 +4,7 @@
#include <asm/uaccess_mm.h>
#endif
+#include <asm/extable.h>
#ifdef CONFIG_CPU_HAS_NO_UNALIGNED
#include <asm-generic/uaccess-unaligned.h>
#else
diff --git a/arch/m68k/include/asm/uaccess_mm.h b/arch/m68k/include/asm/uaccess_mm.h
index 14054a4e4216..23be968a53fd 100644
--- a/arch/m68k/include/asm/uaccess_mm.h
+++ b/arch/m68k/include/asm/uaccess_mm.h
@@ -31,24 +31,6 @@ static inline int access_ok(int type, const void __user *addr,
#define MOVES "move"
#endif
-/*
- * 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;
-};
-
extern int __put_user_bad(void);
extern int __get_user_bad(void);
diff --git a/arch/m68k/include/asm/uaccess_no.h b/arch/m68k/include/asm/uaccess_no.h
index e77ce66c14d5..3f7f54d5134c 100644
--- a/arch/m68k/include/asm/uaccess_no.h
+++ b/arch/m68k/include/asm/uaccess_no.h
@@ -23,25 +23,6 @@ static inline int _access_ok(unsigned long addr, unsigned long 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;
-};
-
-
-/*
* These are the main single-value transfer routines. They automatically
* use the right size if we just have the right pointer type.
*/