xref: /OK3568_Linux_fs/kernel/arch/xtensa/oprofile/init.c (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun /**
2*4882a593Smuzhiyun  * @file init.c
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * @remark Copyright 2008 Tensilica Inc.
5*4882a593Smuzhiyun  * @remark Read the file COPYING
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #include <linux/kernel.h>
10*4882a593Smuzhiyun #include <linux/oprofile.h>
11*4882a593Smuzhiyun #include <linux/errno.h>
12*4882a593Smuzhiyun #include <linux/init.h>
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun extern void xtensa_backtrace(struct pt_regs *const regs, unsigned int depth);
16*4882a593Smuzhiyun 
oprofile_arch_init(struct oprofile_operations * ops)17*4882a593Smuzhiyun int __init oprofile_arch_init(struct oprofile_operations *ops)
18*4882a593Smuzhiyun {
19*4882a593Smuzhiyun 	ops->backtrace = xtensa_backtrace;
20*4882a593Smuzhiyun 	return -ENODEV;
21*4882a593Smuzhiyun }
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun 
oprofile_arch_exit(void)24*4882a593Smuzhiyun void oprofile_arch_exit(void)
25*4882a593Smuzhiyun {
26*4882a593Smuzhiyun }
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