1 /* Rewritten by Rusty Russell, on the backs of many others...
2 Copyright (C) 2001 Rusty Russell, 2002 Rusty Russell IBM.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 #include <linux/module.h>
20 extern const struct exception_table_entry __start___ex_table[];
21 extern const struct exception_table_entry __stop___ex_table[];
22 extern char _stext[], _etext[];
24 /* Given an address, look for it in the exception tables. */
25 const struct exception_table_entry *search_exception_tables(unsigned long addr)
27 const struct exception_table_entry *e;
29 e = search_extable(__start___ex_table, __stop___ex_table-1, addr);
31 e = search_module_extables(addr);
35 int kernel_text_address(unsigned long addr)
37 if (addr >= (unsigned long)_stext &&
38 addr <= (unsigned long)_etext)
41 return module_text_address(addr);