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Searched refs:ainsn (Results 1 – 17 of 17) sorted by relevance

/linux-4.4.14/arch/arc/kernel/
Dkprobes.c34 p->ainsn.is_short = is_short_instr((unsigned long)p->addr); in arch_prepare_kprobe()
61 if (p->ainsn.t1_addr) { in arch_remove_kprobe()
62 *(p->ainsn.t1_addr) = p->ainsn.t1_opcode; in arch_remove_kprobe()
64 flush_icache_range((unsigned long)p->ainsn.t1_addr, in arch_remove_kprobe()
65 (unsigned long)p->ainsn.t1_addr + in arch_remove_kprobe()
68 p->ainsn.t1_addr = NULL; in arch_remove_kprobe()
71 if (p->ainsn.t2_addr) { in arch_remove_kprobe()
72 *(p->ainsn.t2_addr) = p->ainsn.t2_opcode; in arch_remove_kprobe()
74 flush_icache_range((unsigned long)p->ainsn.t2_addr, in arch_remove_kprobe()
75 (unsigned long)p->ainsn.t2_addr + in arch_remove_kprobe()
[all …]
/linux-4.4.14/arch/ia64/kernel/
Dkprobes.c105 p->ainsn.inst_flag = 0; in update_kprobe_inst_flag()
106 p->ainsn.target_br_reg = 0; in update_kprobe_inst_flag()
107 p->ainsn.slot = slot; in update_kprobe_inst_flag()
116 p->ainsn.inst_flag |= INST_FLAG_BREAK_INST; in update_kprobe_inst_flag()
123 p->ainsn.inst_flag |= INST_FLAG_FIX_BRANCH_REG; in update_kprobe_inst_flag()
124 p->ainsn.target_br_reg = ((kprobe_inst >> 6) & 0x7); in update_kprobe_inst_flag()
128 p->ainsn.inst_flag |= INST_FLAG_FIX_RELATIVE_IP_ADDR; in update_kprobe_inst_flag()
131 p->ainsn.inst_flag |= INST_FLAG_FIX_RELATIVE_IP_ADDR; in update_kprobe_inst_flag()
132 p->ainsn.inst_flag |= INST_FLAG_FIX_BRANCH_REG; in update_kprobe_inst_flag()
133 p->ainsn.target_br_reg = ((kprobe_inst >> 6) & 0x7); in update_kprobe_inst_flag()
[all …]
/linux-4.4.14/arch/s390/kernel/
Dkprobes.c75 ftrace_generate_nop_insn((struct ftrace_insn *)p->ainsn.insn); in copy_instruction()
76 p->ainsn.is_ftrace_insn = 1; in copy_instruction()
78 memcpy(p->ainsn.insn, p->addr, insn_length(*p->addr >> 8)); in copy_instruction()
79 p->opcode = p->ainsn.insn[0]; in copy_instruction()
80 if (!probe_is_insn_relative_long(p->ainsn.insn)) in copy_instruction()
89 disp = *(s32 *)&p->ainsn.insn[1]; in copy_instruction()
91 new_addr = (u64)(unsigned long)p->ainsn.insn; in copy_instruction()
93 *(s32 *)&p->ainsn.insn[1] = new_disp; in copy_instruction()
109 p->ainsn.insn = NULL; in s390_get_insn_slot()
111 p->ainsn.insn = get_dmainsn_slot(); in s390_get_insn_slot()
[all …]
/linux-4.4.14/arch/powerpc/kernel/
Dkprobes.c61 p->ainsn.insn = get_insn_slot(); in arch_prepare_kprobe()
62 if (!p->ainsn.insn) in arch_prepare_kprobe()
67 memcpy(p->ainsn.insn, p->addr, in arch_prepare_kprobe()
70 flush_icache_range((unsigned long)p->ainsn.insn, in arch_prepare_kprobe()
71 (unsigned long)p->ainsn.insn + sizeof(kprobe_opcode_t)); in arch_prepare_kprobe()
74 p->ainsn.boostable = 0; in arch_prepare_kprobe()
94 if (p->ainsn.insn) { in arch_remove_kprobe()
95 free_insn_slot(p->ainsn.insn, 0); in arch_remove_kprobe()
96 p->ainsn.insn = NULL; in arch_remove_kprobe()
110 regs->nip = (unsigned long)p->ainsn.insn; in prepare_singlestep()
[all …]
/linux-4.4.14/arch/arm/probes/kprobes/
Dopt-arm.c140 if (kp->ainsn.stack_space < 0) in can_optimize()
146 if (kp->ainsn.stack_space > 255 - sizeof(struct pt_regs)) in can_optimize()
189 if (!p->ainsn.kprobe_direct_exec) in optimized_callback()
190 op->kp.ainsn.insn_singlestep(p->opcode, &p->ainsn, regs); in optimized_callback()
252 BUG_ON(orig->ainsn.stack_space < 0); in arch_prepare_optimized_kprobe()
254 stack_protect += orig->ainsn.stack_space; in arch_prepare_optimized_kprobe()
273 orig->ainsn.kprobe_direct_exec = false; in arch_prepare_optimized_kprobe()
274 if (can_kprobe_direct_exec(orig->ainsn.register_usage_flags)) { in arch_prepare_optimized_kprobe()
290 orig->ainsn.kprobe_direct_exec = true; in arch_prepare_optimized_kprobe()
Dcore.c95 p->ainsn.insn = tmp_insn; in arch_prepare_kprobe()
97 switch ((*decode_insn)(insn, &p->ainsn, true, actions, checkers)) { in arch_prepare_kprobe()
102 p->ainsn.insn = get_insn_slot(); in arch_prepare_kprobe()
103 if (!p->ainsn.insn) in arch_prepare_kprobe()
106 p->ainsn.insn[is] = tmp_insn[is]; in arch_prepare_kprobe()
107 flush_insns(p->ainsn.insn, in arch_prepare_kprobe()
108 sizeof(p->ainsn.insn[0]) * MAX_INSN_SIZE); in arch_prepare_kprobe()
109 p->ainsn.insn_fn = (probes_insn_fn_t *) in arch_prepare_kprobe()
110 ((uintptr_t)p->ainsn.insn | thumb); in arch_prepare_kprobe()
114 p->ainsn.insn = NULL; in arch_prepare_kprobe()
[all …]
/linux-4.4.14/arch/x86/kernel/kprobes/
Dcore.c408 ret = __copy_instruction(p->ainsn.insn, p->addr); in arch_copy_kprobe()
416 if (can_boost(p->ainsn.insn)) in arch_copy_kprobe()
417 p->ainsn.boostable = 0; in arch_copy_kprobe()
419 p->ainsn.boostable = -1; in arch_copy_kprobe()
422 p->ainsn.if_modifier = is_IF_modifier(p->ainsn.insn); in arch_copy_kprobe()
425 p->opcode = p->ainsn.insn[0]; in arch_copy_kprobe()
438 p->ainsn.insn = get_insn_slot(); in arch_prepare_kprobe()
439 if (!p->ainsn.insn) in arch_prepare_kprobe()
457 if (p->ainsn.insn) { in arch_remove_kprobe()
458 free_insn_slot(p->ainsn.insn, (p->ainsn.boostable == 1)); in arch_remove_kprobe()
[all …]
Dftrace.c96 p->ainsn.insn = NULL; in arch_prepare_kprobe_ftrace()
97 p->ainsn.boostable = -1; in arch_prepare_kprobe_ftrace()
/linux-4.4.14/arch/tile/kernel/
Dkprobes.c98 p->ainsn.insn = get_insn_slot(); in arch_prepare_kprobe()
99 if (!p->ainsn.insn) in arch_prepare_kprobe()
107 memcpy(&p->ainsn.insn[0], p->addr, sizeof(kprobe_opcode_t)); in arch_prepare_kprobe()
108 p->ainsn.insn[1] = breakpoint2_insn; in arch_prepare_kprobe()
146 if (p->ainsn.insn) { in arch_remove_kprobe()
147 free_insn_slot(p->ainsn.insn, 0); in arch_remove_kprobe()
148 p->ainsn.insn = NULL; in arch_remove_kprobe()
180 regs->pc = (unsigned long)&p->ainsn.insn[0]; in prepare_singlestep()
204 p->ainsn.insn[0] == breakpoint_insn) { in kprobe_handler()
/linux-4.4.14/arch/mips/kernel/
Dkprobes.c165 p->ainsn.insn = get_insn_slot(); in arch_prepare_kprobe()
166 if (!p->ainsn.insn) { in arch_prepare_kprobe()
185 memcpy(&p->ainsn.insn[0], p->addr + 1, sizeof(kprobe_opcode_t)); in arch_prepare_kprobe()
187 memcpy(&p->ainsn.insn[0], p->addr, sizeof(kprobe_opcode_t)); in arch_prepare_kprobe()
189 p->ainsn.insn[1] = breakpoint2_insn; in arch_prepare_kprobe()
210 if (p->ainsn.insn) { in arch_remove_kprobe()
211 free_insn_slot(p->ainsn.insn, 0); in arch_remove_kprobe()
212 p->ainsn.insn = NULL; in arch_remove_kprobe()
266 if (p->ainsn.insn->word == 0) in evaluate_branch_instruction()
307 regs->cp0_epc = (unsigned long)&p->ainsn.insn[0]; in prepare_singlestep()
[all …]
/linux-4.4.14/arch/sparc/kernel/
Dkprobes.c54 p->ainsn.insn[0] = *p->addr; in arch_prepare_kprobe()
55 flushi(&p->ainsn.insn[0]); in arch_prepare_kprobe()
57 p->ainsn.insn[1] = BREAKPOINT_INSTRUCTION_2; in arch_prepare_kprobe()
58 flushi(&p->ainsn.insn[1]); in arch_prepare_kprobe()
110 regs->tpc = (unsigned long) &p->ainsn.insn[0]; in prepare_singlestep()
111 regs->tnpc = (unsigned long) &p->ainsn.insn[1]; in prepare_singlestep()
221 ainsn_addr = (unsigned long) &p->ainsn.insn[0]; in relbranch_fixup()
283 u32 insn = p->ainsn.insn[0]; in resume_execution()
/linux-4.4.14/arch/sparc/include/asm/
Dkprobes.h18 do { flushi(&(p)->ainsn.insn[0]); \
19 flushi(&(p)->ainsn.insn[1]); \
/linux-4.4.14/arch/mn10300/kernel/
Dkprobes.c368 memcpy(p->ainsn.insn, p->addr, MAX_INSN_SIZE); in arch_copy_kprobe()
407 memcpy(cur_kprobe_ss_buf, &p->ainsn.insn[0], MAX_INSN_SIZE); in prepare_singlestep()
499 switch (p->ainsn.insn[0]) { in resume_execution()
508 if (p->ainsn.insn[1] >= 0xf0 && in resume_execution()
509 p->ainsn.insn[1] <= 0xf3) { in resume_execution()
/linux-4.4.14/arch/avr32/kernel/
Dkprobes.c41 memcpy(p->ainsn.insn, p->addr, MAX_INSN_SIZE * sizeof(kprobe_opcode_t)); in arch_prepare_kprobe()
/linux-4.4.14/arch/sh/kernel/
Dkprobes.c57 memcpy(p->ainsn.insn, p->addr, MAX_INSN_SIZE * sizeof(kprobe_opcode_t)); in arch_copy_kprobe()
236 *p->ainsn.insn == BREAKPOINT_INSTRUCTION) { in kprobe_handler()
/linux-4.4.14/include/linux/
Dkprobes.h113 struct arch_specific_insn ainsn; member
/linux-4.4.14/kernel/
Dkprobes.c340 memcpy(&p->ainsn, &ap->ainsn, sizeof(struct arch_specific_insn)); in copy_kprobe()