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openrisc: switch to generic extable.h

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
hifive-unleashed-5.1
Al Viro 2016-12-25 14:34:44 -05:00
parent d597580d37
commit 6c36a4eb9a
2 changed files with 2 additions and 17 deletions

View File

@ -16,6 +16,7 @@ generic-y += dma.h
generic-y += emergency-restart.h
generic-y += errno.h
generic-y += exec.h
generic-y += extable.h
generic-y += fb.h
generic-y += fcntl.h
generic-y += ftrace.h

View File

@ -25,6 +25,7 @@
#include <linux/prefetch.h>
#include <linux/string.h>
#include <asm/page.h>
#include <asm/extable.h>
/*
* The fs value determines whether argument validity checking should be
@ -60,23 +61,6 @@
#define access_ok(type, addr, size) \
__range_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.