diff options
Diffstat (limited to 'include/asm-x86/kprobes.h')
-rw-r--r-- | include/asm-x86/kprobes.h | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/include/asm-x86/kprobes.h b/include/asm-x86/kprobes.h deleted file mode 100644 index 8a0748d01036..000000000000 --- a/include/asm-x86/kprobes.h +++ /dev/null | |||
@@ -1,88 +0,0 @@ | |||
1 | #ifndef ASM_X86__KPROBES_H | ||
2 | #define ASM_X86__KPROBES_H | ||
3 | /* | ||
4 | * Kernel Probes (KProbes) | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | ||
19 | * | ||
20 | * Copyright (C) IBM Corporation, 2002, 2004 | ||
21 | * | ||
22 | * See arch/x86/kernel/kprobes.c for x86 kprobes history. | ||
23 | */ | ||
24 | #include <linux/types.h> | ||
25 | #include <linux/ptrace.h> | ||
26 | #include <linux/percpu.h> | ||
27 | |||
28 | #define __ARCH_WANT_KPROBES_INSN_SLOT | ||
29 | |||
30 | struct pt_regs; | ||
31 | struct kprobe; | ||
32 | |||
33 | typedef u8 kprobe_opcode_t; | ||
34 | #define BREAKPOINT_INSTRUCTION 0xcc | ||
35 | #define RELATIVEJUMP_INSTRUCTION 0xe9 | ||
36 | #define MAX_INSN_SIZE 16 | ||
37 | #define MAX_STACK_SIZE 64 | ||
38 | #define MIN_STACK_SIZE(ADDR) \ | ||
39 | (((MAX_STACK_SIZE) < (((unsigned long)current_thread_info()) + \ | ||
40 | THREAD_SIZE - (unsigned long)(ADDR))) \ | ||
41 | ? (MAX_STACK_SIZE) \ | ||
42 | : (((unsigned long)current_thread_info()) + \ | ||
43 | THREAD_SIZE - (unsigned long)(ADDR))) | ||
44 | |||
45 | #define flush_insn_slot(p) do { } while (0) | ||
46 | |||
47 | extern const int kretprobe_blacklist_size; | ||
48 | |||
49 | void arch_remove_kprobe(struct kprobe *p); | ||
50 | void kretprobe_trampoline(void); | ||
51 | |||
52 | /* Architecture specific copy of original instruction*/ | ||
53 | struct arch_specific_insn { | ||
54 | /* copy of the original instruction */ | ||
55 | kprobe_opcode_t *insn; | ||
56 | /* | ||
57 | * boostable = -1: This instruction type is not boostable. | ||
58 | * boostable = 0: This instruction type is boostable. | ||
59 | * boostable = 1: This instruction has been boosted: we have | ||
60 | * added a relative jump after the instruction copy in insn, | ||
61 | * so no single-step and fixup are needed (unless there's | ||
62 | * a post_handler or break_handler). | ||
63 | */ | ||
64 | int boostable; | ||
65 | }; | ||
66 | |||
67 | struct prev_kprobe { | ||
68 | struct kprobe *kp; | ||
69 | unsigned long status; | ||
70 | unsigned long old_flags; | ||
71 | unsigned long saved_flags; | ||
72 | }; | ||
73 | |||
74 | /* per-cpu kprobe control block */ | ||
75 | struct kprobe_ctlblk { | ||
76 | unsigned long kprobe_status; | ||
77 | unsigned long kprobe_old_flags; | ||
78 | unsigned long kprobe_saved_flags; | ||
79 | unsigned long *jprobe_saved_sp; | ||
80 | struct pt_regs jprobe_saved_regs; | ||
81 | kprobe_opcode_t jprobes_stack[MAX_STACK_SIZE]; | ||
82 | struct prev_kprobe prev_kprobe; | ||
83 | }; | ||
84 | |||
85 | extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr); | ||
86 | extern int kprobe_exceptions_notify(struct notifier_block *self, | ||
87 | unsigned long val, void *data); | ||
88 | #endif /* ASM_X86__KPROBES_H */ | ||