Linux v2.6.13-rc3
[pohmelfs.git] / arch / alpha / mm / extable.c
blobc3849baebd575e06683e706c2710dbf13f596480
1 /*
2 * linux/arch/alpha/mm/extable.c
3 */
5 #include <linux/config.h>
6 #include <linux/module.h>
7 #include <asm/uaccess.h>
9 void sort_extable(struct exception_table_entry *start,
10 struct exception_table_entry *finish)
14 const struct exception_table_entry *
15 search_extable(const struct exception_table_entry *first,
16 const struct exception_table_entry *last,
17 unsigned long value)
19 while (first <= last) {
20 const struct exception_table_entry *mid;
21 unsigned long mid_value;
23 mid = (last - first) / 2 + first;
24 mid_value = (unsigned long)&mid->insn + mid->insn;
25 if (mid_value == value)
26 return mid;
27 else if (mid_value < value)
28 first = mid+1;
29 else
30 last = mid-1;
33 return NULL;