---
- name: Something
  hosts: bigboot
  become: false
  gather_facts: true

  vars:
    shrink_lv_devices:
      - device: "/dev/mapper/system-root"
        size: 81229615104

      - device: "/dev/mapper/system-home"
        size: 21536149506

  tasks:
    - name: Retrieve mount points
      ansible.builtin.setup:
        gather_subset:
          - "!all"
          - "!min"
          - mounts

    - name: Debug mounts
      ansible.builtin.debug:
        var: ansible_facts['mounts']

    - name: Check if device has shrunken successfully
      ansible.builtin.include_tasks: tasks/check_if_shrunk.yml
      loop: "{{ shrink_lv_devices }}"