| /linux-6.15/arch/x86/kernel/ |
| H A D | uprobes.c | 284 ret = insn_decode(insn, auprobe->insn, sizeof(auprobe->insn), m); in uprobe_init_insn()
879 auprobe->branch.opc1 = opc1; in branch_setup_xol_ops()
964 auprobe->ops = &push_xol_ops; in push_setup_xol_ops()
1041 if (auprobe->ops->pre_xol) { in arch_uprobe_pre_xol()
1042 int err = auprobe->ops->pre_xol(auprobe, regs); in arch_uprobe_pre_xol()
1093 if (auprobe->ops->post_xol) { in arch_uprobe_post_xol()
1094 err = auprobe->ops->post_xol(auprobe, regs); in arch_uprobe_post_xol()
1161 if (auprobe->ops->abort) in arch_uprobe_abort_xol()
1162 auprobe->ops->abort(auprobe, regs); in arch_uprobe_abort_xol()
1173 if (auprobe->ops->emulate) in __skip_sstep()
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| /linux-6.15/arch/arm/probes/uprobes/ |
| H A D | core.c | 32 return uprobe_write_opcode(auprobe, mm, vaddr, in set_swbp()
33 __opcode_to_mem_arm(auprobe->bpinsn)); in set_swbp()
50 if (!auprobe->simulate) in arch_uprobe_skip_sstep()
55 auprobe->asi.insn_singlestep(opcode, &auprobe->asi, regs); in arch_uprobe_skip_sstep()
84 auprobe->ixol[0] = __opcode_to_mem_arm(insn); in arch_uprobe_analyze_insn()
94 auprobe->simulate = true; in arch_uprobe_analyze_insn()
108 auprobe->bpinsn = bpinsn; in arch_uprobe_analyze_insn()
137 if (auprobe->prehandler) in arch_uprobe_pre_xol()
138 auprobe->prehandler(auprobe, &utask->autask, regs); in arch_uprobe_pre_xol()
156 if (auprobe->posthandler) in arch_uprobe_post_xol()
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| H A D | actions-arm.c | 70 u32 pcreg = auprobe->pcreg; in uprobe_set_pc()
81 regs->uregs[auprobe->pcreg] = autask->backup; in uprobe_unset_pc()
88 u32 pcreg = auprobe->pcreg; in uprobe_aluwrite_pc()
98 u32 pcreg = auprobe->pcreg; in uprobe_write_pc()
121 auprobe->pcreg = reg; in decode_pc_ro()
122 auprobe->prehandler = uprobe_set_pc; in decode_pc_ro()
123 auprobe->posthandler = uprobe_unset_pc; in decode_pc_ro()
182 auprobe->pcreg = 14; in uprobe_decode_ldmstm()
185 auprobe->prehandler = uprobe_set_pc; in uprobe_decode_ldmstm()
187 auprobe->posthandler = uprobe_write_pc; in uprobe_decode_ldmstm()
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| /linux-6.15/arch/loongarch/kernel/ |
| H A D | uprobes.c | 10 int arch_uprobe_analyze_insn(struct arch_uprobe *auprobe, in arch_uprobe_analyze_insn() argument
19 for (idx = ARRAY_SIZE(auprobe->insn) - 1; idx >= 0; idx--) { in arch_uprobe_analyze_insn()
20 insn.word = auprobe->insn[idx]; in arch_uprobe_analyze_insn()
26 auprobe->ixol[0] = larch_insn_gen_nop(); in arch_uprobe_analyze_insn()
27 auprobe->simulate = true; in arch_uprobe_analyze_insn()
29 auprobe->ixol[0] = auprobe->insn[0]; in arch_uprobe_analyze_insn()
30 auprobe->simulate = false; in arch_uprobe_analyze_insn()
33 auprobe->ixol[1] = UPROBE_XOLBP_INSN; in arch_uprobe_analyze_insn()
38 int arch_uprobe_pre_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_pre_xol() argument
80 if (!auprobe->simulate) in arch_uprobe_skip_sstep()
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| /linux-6.15/arch/csky/kernel/probes/ |
| H A D | uprobes.c | 29 insn = *(probe_opcode_t *)(&auprobe->insn[0]); in arch_uprobe_analyze_insn()
31 auprobe->insn_size = is_insn32(insn) ? 4 : 2; in arch_uprobe_analyze_insn()
33 switch (csky_probe_decode_insn(&insn, &auprobe->api)) { in arch_uprobe_analyze_insn()
38 auprobe->simulate = true; in arch_uprobe_analyze_insn()
48 int arch_uprobe_pre_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_pre_xol() argument
62 int arch_uprobe_post_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_post_xol() argument
69 instruction_pointer_set(regs, utask->vaddr + auprobe->insn_size); in arch_uprobe_post_xol()
89 if (!auprobe->simulate) in arch_uprobe_skip_sstep()
92 insn = *(probe_opcode_t *)(&auprobe->insn[0]); in arch_uprobe_skip_sstep()
95 if (auprobe->api.handler) in arch_uprobe_skip_sstep()
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| /linux-6.15/arch/riscv/kernel/probes/ |
| H A D | uprobes.c | 36 opcode = *(probe_opcode_t *)(&auprobe->insn[0]); in arch_uprobe_analyze_insn()
38 auprobe->insn_size = GET_INSN_LENGTH(opcode); in arch_uprobe_analyze_insn()
40 switch (riscv_probe_decode_insn(&opcode, &auprobe->api)) { in arch_uprobe_analyze_insn()
45 auprobe->simulate = true; in arch_uprobe_analyze_insn()
49 auprobe->simulate = false; in arch_uprobe_analyze_insn()
59 int arch_uprobe_pre_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_pre_xol() argument
78 instruction_pointer_set(regs, utask->vaddr + auprobe->insn_size); in arch_uprobe_post_xol()
96 if (!auprobe->simulate) in arch_uprobe_skip_sstep()
99 insn = *(probe_opcode_t *)(&auprobe->insn[0]); in arch_uprobe_skip_sstep()
102 if (auprobe->api.handler) in arch_uprobe_skip_sstep()
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| /linux-6.15/arch/arm64/kernel/probes/ |
| H A D | uprobes.c | 42 int arch_uprobe_analyze_insn(struct arch_uprobe *auprobe, struct mm_struct *mm, in arch_uprobe_analyze_insn() argument
53 insn = le32_to_cpu(auprobe->insn); in arch_uprobe_analyze_insn()
55 switch (arm_probe_decode_insn(insn, &auprobe->api)) { in arch_uprobe_analyze_insn()
60 auprobe->simulate = true; in arch_uprobe_analyze_insn()
70 int arch_uprobe_pre_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_pre_xol() argument
85 int arch_uprobe_post_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_post_xol() argument
116 if (!auprobe->simulate) in arch_uprobe_skip_sstep()
119 insn = le32_to_cpu(auprobe->insn); in arch_uprobe_skip_sstep()
122 if (auprobe->api.handler) in arch_uprobe_skip_sstep()
123 auprobe->api.handler(insn, addr, regs); in arch_uprobe_skip_sstep()
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| /linux-6.15/arch/powerpc/kernel/ |
| H A D | uprobes.c | 38 int arch_uprobe_analyze_insn(struct arch_uprobe *auprobe, in arch_uprobe_analyze_insn() argument
45 ppc_inst_prefixed(ppc_inst_read(auprobe->insn)) && in arch_uprobe_analyze_insn()
51 if (!can_single_step(ppc_inst_val(ppc_inst_read(auprobe->insn)))) { in arch_uprobe_analyze_insn()
64 int arch_uprobe_pre_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_pre_xol() argument
112 int arch_uprobe_post_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_post_xol() argument
127 regs_set_return_ip(regs, (unsigned long)ppc_inst_next((void *)utask->vaddr, auprobe->insn)); in arch_uprobe_post_xol()
168 void arch_uprobe_abort_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_abort_xol() argument
182 bool arch_uprobe_skip_sstep(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_skip_sstep() argument
190 ret = emulate_step(regs, ppc_inst_read(auprobe->insn)); in arch_uprobe_skip_sstep()
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| /linux-6.15/arch/s390/kernel/ |
| H A D | uprobes.c | 25 return probe_is_prohibited_opcode(auprobe->insn); in arch_uprobe_analyze_insn()
35 auprobe->saved_per = psw_bits(regs->psw).per; in arch_uprobe_pre_xol()
36 auprobe->saved_int_code = regs->int_code; in arch_uprobe_pre_xol()
79 int fixup = probe_get_fixup_type(auprobe->insn); in arch_uprobe_post_xol()
84 psw_bits(regs->psw).per = auprobe->saved_per; in arch_uprobe_post_xol()
85 regs->int_code = auprobe->saved_int_code; in arch_uprobe_post_xol()
90 int reg = (auprobe->insn[0] & 0xf0) >> 4; in arch_uprobe_post_xol()
95 int ilen = insn_length(auprobe->insn[0] >> 8); in arch_uprobe_post_xol()
138 regs->int_code = auprobe->saved_int_code; in arch_uprobe_abort_xol()
271 insn = (struct insn_ril *) &auprobe->insn; in handle_insn_ril()
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| /linux-6.15/arch/sparc/kernel/ |
| H A D | uprobes.c | 78 int arch_uprobe_analyze_insn(struct arch_uprobe *auprobe, in arch_uprobe_analyze_insn() argument
171 bool arch_uprobe_skip_sstep(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_skip_sstep() argument
176 if (auprobe->ixol == (1 << 24)) { in arch_uprobe_skip_sstep()
192 int arch_uprobe_pre_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_pre_xol() argument
218 int arch_uprobe_post_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_post_xol() argument
222 u32 insn = auprobe->ixol; in arch_uprobe_post_xol()
295 void arch_uprobe_abort_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_abort_xol() argument
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| /linux-6.15/arch/arm/include/asm/ |
| H A D | uprobes.h | 33 void (*prehandler)(struct arch_uprobe *auprobe,
36 void (*posthandler)(struct arch_uprobe *auprobe,
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| /linux-6.15/include/linux/ |
| H A D | uprobes.h | 150 struct arch_uprobe *auprobe; member
197 extern int uprobe_write_opcode(struct arch_uprobe *auprobe, struct mm_struct *mm, unsigned long vad…
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| /linux-6.15/kernel/events/ |
| H A D | uprobes.c | 484 int uprobe_write_opcode(struct arch_uprobe *auprobe, struct mm_struct *mm, in uprobe_write_opcode() argument
495 uprobe = container_of(auprobe, struct uprobe, arch); in uprobe_write_opcode()
599 int __weak set_swbp(struct arch_uprobe *auprobe, struct mm_struct *mm, unsigned long vaddr) in set_swbp() argument
601 return uprobe_write_opcode(auprobe, mm, vaddr, UPROBE_SWBP_INSN); in set_swbp()
614 set_orig_insn(struct arch_uprobe *auprobe, struct mm_struct *mm, unsigned long vaddr) in set_orig_insn() argument
616 return uprobe_write_opcode(auprobe, mm, vaddr, in set_orig_insn()
617 *(uprobe_opcode_t *)&auprobe->insn); in set_orig_insn()
2526 utask->auprobe = &uprobe->arch; in handler_chain()
2551 utask->auprobe = NULL; in handler_chain()
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| /linux-6.15/arch/mips/kernel/ |
| H A D | uprobes.c | 243 bool arch_uprobe_skip_sstep(struct arch_uprobe *auprobe, struct pt_regs *regs) in arch_uprobe_skip_sstep() argument
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| /linux-6.15/arch/x86/events/ |
| H A D | core.c | 2838 struct arch_uprobe *auprobe; in is_uprobe_at_func_entry() local
2843 auprobe = current->utask->auprobe; in is_uprobe_at_func_entry()
2844 if (!auprobe) in is_uprobe_at_func_entry()
2848 if (auprobe->insn[0] == 0x55) in is_uprobe_at_func_entry()
2852 if (user_64bit_mode(regs) && is_endbr((u32 *)auprobe->insn)) in is_uprobe_at_func_entry()
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