ftrace.h (74aaaa1e9bbafbfd3e030bdf8f961b830192f3d6) ftrace.h (6845d64d51cf69c096176e34864e161429bcb664)
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _ASM_ARM_FTRACE
3#define _ASM_ARM_FTRACE
4
5#define HAVE_FUNCTION_GRAPH_FP_TEST
6
7#ifdef CONFIG_DYNAMIC_FTRACE_WITH_REGS
8#define ARCH_SUPPORTS_FTRACE_OPS 1

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30#endif
31
32#endif
33
34#endif
35
36#ifndef __ASSEMBLY__
37
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _ASM_ARM_FTRACE
3#define _ASM_ARM_FTRACE
4
5#define HAVE_FUNCTION_GRAPH_FP_TEST
6
7#ifdef CONFIG_DYNAMIC_FTRACE_WITH_REGS
8#define ARCH_SUPPORTS_FTRACE_OPS 1

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30#endif
31
32#endif
33
34#endif
35
36#ifndef __ASSEMBLY__
37
38#if defined(CONFIG_FRAME_POINTER) && !defined(CONFIG_ARM_UNWIND)
39/*
40 * return_address uses walk_stackframe to do it's work. If both
41 * CONFIG_FRAME_POINTER=y and CONFIG_ARM_UNWIND=y walk_stackframe uses unwind
42 * information. For this to work in the function tracer many functions would
43 * have to be marked with __notrace. So for now just depend on
44 * !CONFIG_ARM_UNWIND.
45 */
46
38void *return_address(unsigned int);
39
47void *return_address(unsigned int);
48
49#else
50
51static inline void *return_address(unsigned int level)
52{
53 return NULL;
54}
55
56#endif
57
40#define ftrace_return_address(n) return_address(n)
41
42#define ARCH_HAS_SYSCALL_MATCH_SYM_NAME
43
44static inline bool arch_syscall_match_sym_name(const char *sym,
45 const char *name)
46{
47 if (!strcmp(sym, "sys_mmap2"))

--- 15 unchanged lines hidden --- 		58#define ftrace_return_address(n) return_address(n)
59
60#define ARCH_HAS_SYSCALL_MATCH_SYM_NAME
61
62static inline bool arch_syscall_match_sym_name(const char *sym,
63 const char *name)
64{
65 if (!strcmp(sym, "sys_mmap2"))

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