修改内核路径

hc

2024-05-14 bedbef8ad3e75a304af6361af235302bcc61d06b

 kernel/arch/x86/include/asm/stacktrace.h
..
..
@@ -9,6 +9,8 @@
9
9
 
10
10
 #include <linux/uaccess.h>
11
11
 #include <linux/ptrace.h>
12
+
13
+#include <asm/cpu_entry_area.h>
12
14
 #include <asm/switch_to.h>
13
15
 
14
16
 enum stack_type {
..
..
@@ -33,6 +35,8 @@
33
35
 
34
36
 int get_stack_info(unsigned long *stack, struct task_struct *task,
35
37
 		   struct stack_info *info, unsigned long *visit_mask);
38
+bool get_stack_info_noinstr(unsigned long *stack, struct task_struct *task,
39
+			    struct stack_info *info);
36
40
 
37
41
 const char *stack_type_name(enum stack_type type);
38
42
 
..
..
@@ -76,7 +80,7 @@
76
80
 get_stack_pointer(struct task_struct *task, struct pt_regs *regs)
77
81
 {
78
82
 	if (regs)
79
-		return (unsigned long *)kernel_stack_pointer(regs);
83
+		return (unsigned long *)regs->sp;
80
84
 
81
85
 	if (task == current)
82
86
 		return __builtin_frame_address(0);
..
..
@@ -85,7 +89,7 @@
85
89
 }
86
90
 
87
91
 void show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
88
-			unsigned long *stack, char *log_lvl);
92
+			unsigned long *stack, const char *log_lvl);
89
93
 
90
94
 /* The form of the top of the frame on the stack */
91
95
 struct stack_frame {
..
..
@@ -97,19 +101,6 @@
97
101
     u32 next_frame;
98
102
     u32 return_address;
99
103
 };
100
-
101
-static inline unsigned long caller_frame_pointer(void)
102
-{
103
-	struct stack_frame *frame;
104
-
105
-	frame = __builtin_frame_address(0);
106
-
107
-#ifdef CONFIG_FRAME_POINTER
108
-	frame = frame->next_frame;
109
-#endif
110
-
111
-	return (unsigned long)frame;
112
-}
113
104
 
114
105
 void show_opcodes(struct pt_regs *regs, const char *loglvl);
115
106
 void show_ip(struct pt_regs *regs, const char *loglvl);