Lines Matching full:aux
94 struct bpf_prog_aux *aux; in bpf_prog_alloc_no_stats() local
102 aux = kzalloc(sizeof(*aux), bpf_memcg_flags(GFP_KERNEL | gfp_extra_flags)); in bpf_prog_alloc_no_stats()
103 if (aux == NULL) { in bpf_prog_alloc_no_stats()
110 kfree(aux); in bpf_prog_alloc_no_stats()
115 fp->aux = aux; in bpf_prog_alloc_no_stats()
116 fp->aux->prog = fp; in bpf_prog_alloc_no_stats()
120 aux->cgroup_atype = CGROUP_BPF_ATTACH_TYPE_INVALID; in bpf_prog_alloc_no_stats()
123 INIT_LIST_HEAD_RCU(&fp->aux->ksym.lnode); in bpf_prog_alloc_no_stats()
125 INIT_LIST_HEAD_RCU(&fp->aux->ksym_prefix.lnode); in bpf_prog_alloc_no_stats()
127 mutex_init(&fp->aux->used_maps_mutex); in bpf_prog_alloc_no_stats()
128 mutex_init(&fp->aux->dst_mutex); in bpf_prog_alloc_no_stats()
146 kfree(prog->aux); in bpf_prog_alloc()
163 if (!prog->aux->nr_linfo || !prog->jit_requested) in bpf_prog_alloc_jited_linfo()
166 prog->aux->jited_linfo = kvcalloc(prog->aux->nr_linfo, in bpf_prog_alloc_jited_linfo()
167 sizeof(*prog->aux->jited_linfo), in bpf_prog_alloc_jited_linfo()
169 if (!prog->aux->jited_linfo) in bpf_prog_alloc_jited_linfo()
177 if (prog->aux->jited_linfo && in bpf_prog_jit_attempt_done()
178 (!prog->jited || !prog->aux->jited_linfo[0])) { in bpf_prog_jit_attempt_done()
179 kvfree(prog->aux->jited_linfo); in bpf_prog_jit_attempt_done()
180 prog->aux->jited_linfo = NULL; in bpf_prog_jit_attempt_done()
183 kfree(prog->aux->kfunc_tab); in bpf_prog_jit_attempt_done()
184 prog->aux->kfunc_tab = NULL; in bpf_prog_jit_attempt_done()
202 * The prog's idx to prog->aux->linfo and jited_linfo
218 if (!prog->aux->jited_linfo || prog->aux->func_idx > prog->aux->func_cnt) in bpf_prog_fill_jited_linfo()
222 linfo_idx = prog->aux->linfo_idx; in bpf_prog_fill_jited_linfo()
223 linfo = &prog->aux->linfo[linfo_idx]; in bpf_prog_fill_jited_linfo()
227 jited_linfo = &prog->aux->jited_linfo[linfo_idx]; in bpf_prog_fill_jited_linfo()
230 nr_linfo = prog->aux->nr_linfo - linfo_idx; in bpf_prog_fill_jited_linfo()
256 fp->aux->prog = fp; in bpf_prog_realloc()
258 /* We keep fp->aux from fp_old around in the new in bpf_prog_realloc()
261 fp_old->aux = NULL; in bpf_prog_realloc()
272 if (fp->aux) { in __bpf_prog_free()
273 mutex_destroy(&fp->aux->used_maps_mutex); in __bpf_prog_free()
274 mutex_destroy(&fp->aux->dst_mutex); in __bpf_prog_free()
275 kfree(fp->aux->poke_tab); in __bpf_prog_free()
276 kfree(fp->aux); in __bpf_prog_free()
457 nr_linfo = prog->aux->nr_linfo; in bpf_adj_linfo()
461 linfo = prog->aux->linfo; in bpf_adj_linfo()
549 for (i = 0; i < fp->aux->real_func_cnt; i++) in bpf_prog_kallsyms_del_subprogs()
550 bpf_prog_kallsyms_del(fp->aux->func[i]); in bpf_prog_kallsyms_del_subprogs()
572 prog->aux->ksym.start = (unsigned long) prog->bpf_func; in bpf_prog_ksym_set_addr()
573 prog->aux->ksym.end = prog->aux->ksym.start + prog->jited_len; in bpf_prog_ksym_set_addr()
579 char *sym = prog->aux->ksym.name; in bpf_prog_ksym_set_name()
593 sizeof(prog->aux->name) > KSYM_NAME_LEN); in bpf_prog_ksym_set_name()
598 /* prog->aux->name will be ignored if full btf name is available */ in bpf_prog_ksym_set_name()
599 if (prog->aux->func_info_cnt && prog->aux->func_idx < prog->aux->func_info_cnt) { in bpf_prog_ksym_set_name()
600 type = btf_type_by_id(prog->aux->btf, in bpf_prog_ksym_set_name()
601 prog->aux->func_info[prog->aux->func_idx].type_id); in bpf_prog_ksym_set_name()
602 func_name = btf_name_by_offset(prog->aux->btf, type->name_off); in bpf_prog_ksym_set_name()
607 if (prog->aux->name[0]) in bpf_prog_ksym_set_name()
608 snprintf(sym, (size_t)(end - sym), "_%s", prog->aux->name); in bpf_prog_ksym_set_name()
690 fp->aux->ksym.prog = true; in bpf_prog_kallsyms_add()
692 bpf_ksym_add(&fp->aux->ksym); in bpf_prog_kallsyms_add()
702 snprintf(fp->aux->ksym_prefix.name, KSYM_NAME_LEN, in bpf_prog_kallsyms_add()
703 "__cfi_%s", fp->aux->ksym.name); in bpf_prog_kallsyms_add()
705 fp->aux->ksym_prefix.start = (unsigned long) fp->bpf_func - 16; in bpf_prog_kallsyms_add()
706 fp->aux->ksym_prefix.end = (unsigned long) fp->bpf_func; in bpf_prog_kallsyms_add()
708 bpf_ksym_add(&fp->aux->ksym_prefix); in bpf_prog_kallsyms_add()
717 bpf_ksym_del(&fp->aux->ksym); in bpf_prog_kallsyms_del()
721 bpf_ksym_del(&fp->aux->ksym_prefix); in bpf_prog_kallsyms_del()
787 if (!prog->aux->num_exentries) in search_bpf_extables()
790 e = search_extable(prog->aux->extable, prog->aux->num_exentries, addr); in search_bpf_extables()
827 struct bpf_jit_poke_descriptor *tab = prog->aux->poke_tab; in bpf_jit_add_poke_descriptor()
829 u32 slot = prog->aux->size_poke_tab; in bpf_jit_add_poke_descriptor()
852 prog->aux->size_poke_tab = size; in bpf_jit_add_poke_descriptor()
853 prog->aux->poke_tab = tab; in bpf_jit_add_poke_descriptor()
1238 * can pick them up from prog->aux. in bpf_jit_get_func_addr()
1242 else if (prog->aux->func && in bpf_jit_get_func_addr()
1243 off >= 0 && off < prog->aux->real_func_cnt) in bpf_jit_get_func_addr()
1244 addr = (u8 *)prog->aux->func[off]->bpf_func; in bpf_jit_get_func_addr()
1266 const struct bpf_insn *aux, in bpf_jit_blind_insn() argument
1375 *to++ = BPF_ALU64_IMM(BPF_MOV, BPF_REG_AX, imm_rnd ^ aux[1].imm); in bpf_jit_blind_insn()
1378 *to++ = BPF_ALU64_REG(BPF_MOV, aux[0].dst_reg, BPF_REG_AX); in bpf_jit_blind_insn()
1381 *to++ = BPF_ALU32_IMM(BPF_MOV, BPF_REG_AX, imm_rnd ^ aux[0].imm); in bpf_jit_blind_insn()
1385 *to++ = BPF_ALU64_REG(BPF_OR, aux[0].dst_reg, BPF_REG_AX); in bpf_jit_blind_insn()
1409 /* aux->prog still points to the fp_other one, so in bpf_prog_clone_create()
1421 /* aux was stolen by the other clone, so we cannot free in bpf_prog_clone_free()
1428 fp->aux = NULL; in bpf_prog_clone_free()
1436 /* We have to repoint aux->prog to self, as we don't in bpf_jit_prog_release_other()
1439 fp->aux->prog = fp; in bpf_jit_prog_release_other()
1445 struct bpf_insn insn_buff[16], aux[2]; in bpf_jit_blind_constants() local
1478 memcpy(aux, insn, sizeof(aux)); in bpf_jit_blind_constants()
1480 rewritten = bpf_jit_blind_insn(insn, aux, insn_buff, in bpf_jit_blind_constants()
1481 clone->aux->verifier_zext); in bpf_jit_blind_constants()
1487 /* Patching may have repointed aux->prog during in bpf_jit_blind_constants()
2288 if (bpf_prog_is_dev_bound(fp->aux)) in bpf_prog_map_compatible()
2298 map->owner.xdp_has_frags = fp->aux->xdp_has_frags; in bpf_prog_map_compatible()
2303 map->owner.xdp_has_frags == fp->aux->xdp_has_frags; in bpf_prog_map_compatible()
2312 struct bpf_prog_aux *aux = fp->aux; in bpf_check_tail_call() local
2315 mutex_lock(&aux->used_maps_mutex); in bpf_check_tail_call()
2316 for (i = 0; i < aux->used_map_cnt; i++) { in bpf_check_tail_call()
2317 struct bpf_map *map = aux->used_maps[i]; in bpf_check_tail_call()
2329 mutex_unlock(&aux->used_maps_mutex); in bpf_check_tail_call()
2336 u32 stack_depth = max_t(u32, fp->aux->stack_depth, 1); in bpf_prog_select_func()
2377 if (!bpf_prog_is_offloaded(fp->aux)) { in bpf_prog_select_runtime()
2497 prog_ids[i] = item->prog->aux->id; in bpf_prog_array_copy_core()
2691 void __bpf_free_used_maps(struct bpf_prog_aux *aux, in __bpf_free_used_maps() argument
2698 sleepable = aux->sleepable; in __bpf_free_used_maps()
2702 map->ops->map_poke_untrack(map, aux); in __bpf_free_used_maps()
2709 static void bpf_free_used_maps(struct bpf_prog_aux *aux) in bpf_free_used_maps() argument
2711 __bpf_free_used_maps(aux, aux->used_maps, aux->used_map_cnt); in bpf_free_used_maps()
2712 kfree(aux->used_maps); in bpf_free_used_maps()
2715 void __bpf_free_used_btfs(struct bpf_prog_aux *aux, in __bpf_free_used_btfs() argument
2731 static void bpf_free_used_btfs(struct bpf_prog_aux *aux) in bpf_free_used_btfs() argument
2733 __bpf_free_used_btfs(aux, aux->used_btfs, aux->used_btf_cnt); in bpf_free_used_btfs()
2734 kfree(aux->used_btfs); in bpf_free_used_btfs()
2739 struct bpf_prog_aux *aux; in bpf_prog_free_deferred() local
2742 aux = container_of(work, struct bpf_prog_aux, work); in bpf_prog_free_deferred()
2744 bpf_free_kfunc_btf_tab(aux->kfunc_btf_tab); in bpf_prog_free_deferred()
2747 if (aux->cgroup_atype != CGROUP_BPF_ATTACH_TYPE_INVALID) in bpf_prog_free_deferred()
2748 bpf_cgroup_atype_put(aux->cgroup_atype); in bpf_prog_free_deferred()
2750 bpf_free_used_maps(aux); in bpf_prog_free_deferred()
2751 bpf_free_used_btfs(aux); in bpf_prog_free_deferred()
2752 if (bpf_prog_is_dev_bound(aux)) in bpf_prog_free_deferred()
2753 bpf_prog_dev_bound_destroy(aux->prog); in bpf_prog_free_deferred()
2755 if (aux->prog->has_callchain_buf) in bpf_prog_free_deferred()
2758 if (aux->dst_trampoline) in bpf_prog_free_deferred()
2759 bpf_trampoline_put(aux->dst_trampoline); in bpf_prog_free_deferred()
2760 for (i = 0; i < aux->real_func_cnt; i++) { in bpf_prog_free_deferred()
2765 aux->func[i]->aux->poke_tab = NULL; in bpf_prog_free_deferred()
2766 bpf_jit_free(aux->func[i]); in bpf_prog_free_deferred()
2768 if (aux->real_func_cnt) { in bpf_prog_free_deferred()
2769 kfree(aux->func); in bpf_prog_free_deferred()
2770 bpf_prog_unlock_free(aux->prog); in bpf_prog_free_deferred()
2772 bpf_jit_free(aux->prog); in bpf_prog_free_deferred()
2778 struct bpf_prog_aux *aux = fp->aux; in bpf_prog_free() local
2780 if (aux->dst_prog) in bpf_prog_free()
2781 bpf_prog_put(aux->dst_prog); in bpf_prog_free()
2782 INIT_WORK(&aux->work, bpf_prog_free_deferred); in bpf_prog_free()
2783 schedule_work(&aux->work); in bpf_prog_free()