3790 struct linked_regs {  struct
3795 static struct linked_reg *linked_regs_push(struct linked_regs *s)  in linked_regs_push()  argument
3810 static u64 linked_regs_pack(struct linked_regs *s)  in linked_regs_pack()
3831 static void linked_regs_unpack(u64 val, struct linked_regs *s)  in linked_regs_unpack()
3850 			     int insn_flags, u64 linked_regs)  in push_insn_history()  argument
3865 		WARN_ONCE(env->cur_hist_ent->linked_regs != 0,  in push_insn_history()
3867 			  env->insn_idx, env->cur_hist_ent->linked_regs);  in push_insn_history()
3868 		env->cur_hist_ent->linked_regs = linked_regs;  in push_insn_history()
3885 	p->linked_regs = linked_regs;  in push_insn_history()
4118 	struct linked_regs linked_regs;  in bt_sync_linked_regs()  local
4122 	if (!hist || hist->linked_regs == 0)  in bt_sync_linked_regs()
4125 	linked_regs_unpack(hist->linked_regs, &linked_regs);  in bt_sync_linked_regs()
4126 	for (i = 0; i < linked_regs.cnt; ++i) {  in bt_sync_linked_regs()
4127 		struct linked_reg *e = &linked_regs.entries[i];  in bt_sync_linked_regs()
4139 	for (i = 0; i < linked_regs.cnt; ++i) {  in bt_sync_linked_regs()
4140 		struct linked_reg *e = &linked_regs.entries[i];  in bt_sync_linked_regs()
16277 static void __collect_linked_regs(struct linked_regs *reg_set, struct bpf_reg_state *reg,  in __collect_linked_regs()
16300 				struct linked_regs *linked_regs)  in collect_linked_regs()  argument
16311 			__collect_linked_regs(linked_regs, reg, id, i, j, true);  in collect_linked_regs()
16317 			__collect_linked_regs(linked_regs, reg, id, i, j, false);  in collect_linked_regs()
16326 			     struct linked_regs *linked_regs)  in sync_linked_regs()  argument
16333 	for (i = 0; i < linked_regs->cnt; ++i) {  in sync_linked_regs()
16334 		e = &linked_regs->entries[i];  in sync_linked_regs()
16378 	struct linked_regs linked_regs = {};  in check_cond_jmp_op()  local
16498 		collect_linked_regs(this_branch, src_reg->id, &linked_regs);  in check_cond_jmp_op()
16500 		collect_linked_regs(this_branch, dst_reg->id, &linked_regs);  in check_cond_jmp_op()
16501 	if (linked_regs.cnt > 1) {  in check_cond_jmp_op()
16502 		err = push_insn_history(env, this_branch, 0, linked_regs_pack(&linked_regs));  in check_cond_jmp_op()
16537 		sync_linked_regs(this_branch, src_reg, &linked_regs);  in check_cond_jmp_op()
16538 		sync_linked_regs(other_branch, &other_branch_regs[insn->src_reg], &linked_regs);  in check_cond_jmp_op()
16542 		sync_linked_regs(this_branch, dst_reg, &linked_regs);  in check_cond_jmp_op()
16543 		sync_linked_regs(other_branch, &other_branch_regs[insn->dst_reg], &linked_regs);  in check_cond_jmp_op()