The following new features in Oracle Grid Infrastructure 12.2.1.1.0 affect Oracle Exadata Database Machine:

• Oracle ASM Flex Disk Groups
  An Oracle ASM flex disk group is a disk group type that supports Oracle ASM file groups.
• Oracle Flex ASM
  Oracle Flex ASM enables Oracle ASM instances to run on a separate physical server from the database servers.
• Faster Redundancy Restoration After Storage Loss
  Using Oracle Grid Infrastructure 12c Release 2 (12.2), redundancy restoration after storage loss takes less time than in previous releases.
• Dynamic Power Change
  You can adjust the value of the ASM_POWER_LIMIT parameter dynamically.
• Quorum Disk Support in Oracle Universal Installer
  You can specify a quorum failure group during the installation of Oracle Grid Infrastructure.