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File: [Development] / linux-2.6-xfs / arch / um / sys-x86_64 / fault.c (download)

Revision 1.3, Mon Dec 3 16:26:37 2007 UTC (9 years, 10 months ago) by lachlan.longdrop.melbourne.sgi.com
Branch: MAIN
CVS Tags: HEAD
Changes since 1.2: +5 -4 lines

Merge up to 2.6.24-rc3
Merge of 2.6.x-xfs-melb:linux:30183b by kenmcd.

/*
 * Copyright 2003 PathScale, Inc.
 *
 * Licensed under the GPL
 */

#include "sysdep/ptrace.h"

/* These two are from asm-um/uaccess.h and linux/module.h, check them. */
struct exception_table_entry
{
	unsigned long insn;
	unsigned long fixup;
};

const struct exception_table_entry *search_exception_tables(unsigned long add);

int arch_fixup(unsigned long address, struct uml_pt_regs *regs)
{
	const struct exception_table_entry *fixup;

	fixup = search_exception_tables(address);
	if (fixup != 0) {
		UPT_IP(regs) = fixup->fixup;
		return 1;
	}
	return 0;
}