diff options
Diffstat (limited to 'arch/x86/include/asm/ftrace.h')
-rw-r--r-- | arch/x86/include/asm/ftrace.h | 32 |
1 files changed, 7 insertions, 25 deletions
diff --git a/arch/x86/include/asm/ftrace.h b/arch/x86/include/asm/ftrace.h index b55b4a7fbefd..bd2c6511c887 100644 --- a/arch/x86/include/asm/ftrace.h +++ b/arch/x86/include/asm/ftrace.h | |||
@@ -28,6 +28,13 @@ | |||
28 | 28 | ||
29 | #endif | 29 | #endif |
30 | 30 | ||
31 | /* FIXME: I don't want to stay hardcoded */ | ||
32 | #ifdef CONFIG_X86_64 | ||
33 | # define FTRACE_SYSCALL_MAX 296 | ||
34 | #else | ||
35 | # define FTRACE_SYSCALL_MAX 333 | ||
36 | #endif | ||
37 | |||
31 | #ifdef CONFIG_FUNCTION_TRACER | 38 | #ifdef CONFIG_FUNCTION_TRACER |
32 | #define MCOUNT_ADDR ((long)(mcount)) | 39 | #define MCOUNT_ADDR ((long)(mcount)) |
33 | #define MCOUNT_INSN_SIZE 5 /* sizeof mcount call */ | 40 | #define MCOUNT_INSN_SIZE 5 /* sizeof mcount call */ |
@@ -55,29 +62,4 @@ struct dyn_arch_ftrace { | |||
55 | #endif /* __ASSEMBLY__ */ | 62 | #endif /* __ASSEMBLY__ */ |
56 | #endif /* CONFIG_FUNCTION_TRACER */ | 63 | #endif /* CONFIG_FUNCTION_TRACER */ |
57 | 64 | ||
58 | #ifdef CONFIG_FUNCTION_GRAPH_TRACER | ||
59 | |||
60 | #ifndef __ASSEMBLY__ | ||
61 | |||
62 | /* | ||
63 | * Stack of return addresses for functions | ||
64 | * of a thread. | ||
65 | * Used in struct thread_info | ||
66 | */ | ||
67 | struct ftrace_ret_stack { | ||
68 | unsigned long ret; | ||
69 | unsigned long func; | ||
70 | unsigned long long calltime; | ||
71 | }; | ||
72 | |||
73 | /* | ||
74 | * Primary handler of a function return. | ||
75 | * It relays on ftrace_return_to_handler. | ||
76 | * Defined in entry_32/64.S | ||
77 | */ | ||
78 | extern void return_to_handler(void); | ||
79 | |||
80 | #endif /* __ASSEMBLY__ */ | ||
81 | #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ | ||
82 | |||
83 | #endif /* _ASM_X86_FTRACE_H */ | 65 | #endif /* _ASM_X86_FTRACE_H */ |