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1 /*
2  * Kernel exception handling table support.  Derived from arch/alpha/mm/extable.c.
3  *
4  * Copyright (C) 1998, 1999, 2001-2002, 2004 Hewlett-Packard Co
5  *	David Mosberger-Tang <davidm@hpl.hp.com>
6  */
7 
8 #include <asm/uaccess.h>
9 
10 void
ia64_handle_exception(struct pt_regs * regs,const struct exception_table_entry * e)11 ia64_handle_exception (struct pt_regs *regs, const struct exception_table_entry *e)
12 {
13 	long fix = (u64) &e->fixup + e->fixup;
14 
15 	regs->r8 = -EFAULT;
16 	if (fix & 4)
17 		regs->r9 = 0;
18 	regs->cr_iip = fix & ~0xf;
19 	ia64_psr(regs)->ri = fix & 0x3;		/* set continuation slot number */
20 }
21