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authorMasami Hiramatsu <masami.hiramatsu.pt@hitachi.com>2012-09-28 17:15:22 +0900
committerSteven Rostedt <rostedt@goodmis.org>2013-01-21 13:22:37 -0500
commitf684199f5de805ac50ea5bdec2b082882586a777 (patch)
treed21c7f1cf379ea81d5b3d28b97ffff9fbde6d278 /arch/x86/kernel/kprobes-common.h
parente7dbfe349d12eabb7783b117e0c115f6f3d9ef9e (diff)
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kprobes/x86: Move kprobes stuff under arch/x86/kernel/kprobes/
Move arch-dep kprobes stuff under arch/x86/kernel/kprobes. Link: http://lkml.kernel.org/r/20120928081522.3560.75469.stgit@ltc138.sdl.hitachi.co.jp Cc: Ingo Molnar <mingo@elte.hu> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> [ fixed whitespace and s/__attribute__((packed))/__packed/ ] Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'arch/x86/kernel/kprobes-common.h')
-rw-r--r--arch/x86/kernel/kprobes-common.h113
1 files changed, 0 insertions, 113 deletions
diff --git a/arch/x86/kernel/kprobes-common.h b/arch/x86/kernel/kprobes-common.h
deleted file mode 100644
index 2e9d4b5..0000000
--- a/arch/x86/kernel/kprobes-common.h
+++ /dev/null
@@ -1,113 +0,0 @@
-#ifndef __X86_KERNEL_KPROBES_COMMON_H
-#define __X86_KERNEL_KPROBES_COMMON_H
-
-/* Kprobes and Optprobes common header */
-
-#ifdef CONFIG_X86_64
-#define SAVE_REGS_STRING \
- /* Skip cs, ip, orig_ax. */ \
- " subq $24, %rsp\n" \
- " pushq %rdi\n" \
- " pushq %rsi\n" \
- " pushq %rdx\n" \
- " pushq %rcx\n" \
- " pushq %rax\n" \
- " pushq %r8\n" \
- " pushq %r9\n" \
- " pushq %r10\n" \
- " pushq %r11\n" \
- " pushq %rbx\n" \
- " pushq %rbp\n" \
- " pushq %r12\n" \
- " pushq %r13\n" \
- " pushq %r14\n" \
- " pushq %r15\n"
-#define RESTORE_REGS_STRING \
- " popq %r15\n" \
- " popq %r14\n" \
- " popq %r13\n" \
- " popq %r12\n" \
- " popq %rbp\n" \
- " popq %rbx\n" \
- " popq %r11\n" \
- " popq %r10\n" \
- " popq %r9\n" \
- " popq %r8\n" \
- " popq %rax\n" \
- " popq %rcx\n" \
- " popq %rdx\n" \
- " popq %rsi\n" \
- " popq %rdi\n" \
- /* Skip orig_ax, ip, cs */ \
- " addq $24, %rsp\n"
-#else
-#define SAVE_REGS_STRING \
- /* Skip cs, ip, orig_ax and gs. */ \
- " subl $16, %esp\n" \
- " pushl %fs\n" \
- " pushl %es\n" \
- " pushl %ds\n" \
- " pushl %eax\n" \
- " pushl %ebp\n" \
- " pushl %edi\n" \
- " pushl %esi\n" \
- " pushl %edx\n" \
- " pushl %ecx\n" \
- " pushl %ebx\n"
-#define RESTORE_REGS_STRING \
- " popl %ebx\n" \
- " popl %ecx\n" \
- " popl %edx\n" \
- " popl %esi\n" \
- " popl %edi\n" \
- " popl %ebp\n" \
- " popl %eax\n" \
- /* Skip ds, es, fs, gs, orig_ax, and ip. Note: don't pop cs here*/\
- " addl $24, %esp\n"
-#endif
-
-/* Ensure if the instruction can be boostable */
-extern int can_boost(kprobe_opcode_t *instruction);
-/* Recover instruction if given address is probed */
-extern unsigned long recover_probed_instruction(kprobe_opcode_t *buf,
- unsigned long addr);
-/*
- * Copy an instruction and adjust the displacement if the instruction
- * uses the %rip-relative addressing mode.
- */
-extern int __copy_instruction(u8 *dest, u8 *src);
-
-/* Generate a relative-jump/call instruction */
-extern void synthesize_reljump(void *from, void *to);
-extern void synthesize_relcall(void *from, void *to);
-
-#ifdef CONFIG_OPTPROBES
-extern int arch_init_optprobes(void);
-extern int setup_detour_execution(struct kprobe *p, struct pt_regs *regs, int reenter);
-extern unsigned long __recover_optprobed_insn(kprobe_opcode_t *buf, unsigned long addr);
-#else /* !CONFIG_OPTPROBES */
-static inline int arch_init_optprobes(void)
-{
- return 0;
-}
-static inline int setup_detour_execution(struct kprobe *p, struct pt_regs *regs, int reenter)
-{
- return 0;
-}
-static inline unsigned long __recover_optprobed_insn(kprobe_opcode_t *buf, unsigned long addr)
-{
- return addr;
-}
-#endif
-
-#ifdef CONFIG_KPROBES_ON_FTRACE
-extern int skip_singlestep(struct kprobe *p, struct pt_regs *regs,
- struct kprobe_ctlblk *kcb);
-#else
-static inline int skip_singlestep(struct kprobe *p, struct pt_regs *regs,
- struct kprobe_ctlblk *kcb)
-{
- return 0;
-}
-#endif
-#endif
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