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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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108
arch/x86/kernel/kprobes/common.h Normal file
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#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 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 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