Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /** |
2 | * @file init.c | |
3 | * | |
4 | * @remark Copyright 2002 OProfile authors | |
5 | * @remark Read the file COPYING | |
6 | * | |
7 | * @author John Levon <levon@movementarian.org> | |
8 | */ | |
9 | ||
10 | #include <linux/kernel.h> | |
11 | #include <linux/oprofile.h> | |
12 | #include <linux/init.h> | |
13 | #include <linux/errno.h> | |
14 | ||
25ad2913 | 15 | extern int perfmon_init(struct oprofile_operations *ops); |
1da177e4 LT |
16 | extern void perfmon_exit(void); |
17 | extern void ia64_backtrace(struct pt_regs * const regs, unsigned int depth); | |
18 | ||
25ad2913 | 19 | int __init oprofile_arch_init(struct oprofile_operations *ops) |
1da177e4 LT |
20 | { |
21 | int ret = -ENODEV; | |
22 | ||
23 | #ifdef CONFIG_PERFMON | |
24 | /* perfmon_init() can fail, but we have no way to report it */ | |
25 | ret = perfmon_init(ops); | |
26 | #endif | |
27 | ops->backtrace = ia64_backtrace; | |
28 | ||
29 | return ret; | |
30 | } | |
31 | ||
32 | ||
33 | void oprofile_arch_exit(void) | |
34 | { | |
35 | #ifdef CONFIG_PERFMON | |
36 | perfmon_exit(); | |
37 | #endif | |
38 | } |