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1da177e4 LT |
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 | ||
7c0f6ba6 | 8 | #include <linux/uaccess.h> |
1da177e4 LT |
9 | |
10 | void | |
11 | ia64_handle_exception (struct pt_regs *regs, const struct exception_table_entry *e) | |
12 | { | |
8fe9752e | 13 | long fix = (u64) &e->fixup + e->fixup; |
1da177e4 LT |
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 | } |