blob: be1ed0c891d077eee85363d5c8b40a0fda705f19 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FTRACE_REGS_H
#define _LINUX_FTRACE_REGS_H
/*
* For archs that just copy pt_regs in ftrace regs, it can use this default.
* If an architecture does not use pt_regs, it must define all the below
* accessor functions.
*/
#ifndef HAVE_ARCH_FTRACE_REGS
struct __arch_ftrace_regs {
struct pt_regs regs;
};
#define arch_ftrace_regs(fregs) ((struct __arch_ftrace_regs *)(fregs))
struct ftrace_regs;
#define ftrace_regs_get_instruction_pointer(fregs) \
instruction_pointer(&arch_ftrace_regs(fregs)->regs)
#define ftrace_regs_get_argument(fregs, n) \
regs_get_kernel_argument(&arch_ftrace_regs(fregs)->regs, n)
#define ftrace_regs_get_stack_pointer(fregs) \
kernel_stack_pointer(&arch_ftrace_regs(fregs)->regs)
#define ftrace_regs_get_return_value(fregs) \
regs_return_value(&arch_ftrace_regs(fregs)->regs)
#define ftrace_regs_set_return_value(fregs, ret) \
regs_set_return_value(&arch_ftrace_regs(fregs)->regs, ret)
#define ftrace_override_function_with_return(fregs) \
override_function_with_return(&arch_ftrace_regs(fregs)->regs)
#define ftrace_regs_query_register_offset(name) \
regs_query_register_offset(name)
#endif /* HAVE_ARCH_FTRACE_REGS */
#endif /* _LINUX_FTRACE_REGS_H */
|
