[Bug 1668128] Re: [Intel Feature] Update mdadm to the latest upstream version

[Leann Ogasawara]

** Changed in: intel
       Status: New => Fix Released

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Title:
  [Intel Feature] Update mdadm to the latest upstream version

Status in intel:
  Fix Released
Status in mdadm package in Ubuntu:
  Fix Released

Bug description:
  1. Feature Overview:
   a) Name of feature:
  Update mdadm to the latest upstream version.

   b) Feature Description:
  Mdadm is an application that can be used to control Linux MD devices.
  It enables Intel Rapid Storage Technology Enterprise on Linux by providing external IMSM metadata handlers for MD RAID.
  Also there are several new features that is going to be pushed upstream in near future:
  - Spanning functionality for NVMe under VMD domian
  - Support for 4Kn drives with IMSM metadata
  - Support for Partial Parity Log (alternative Raid Write Hole solution)
  - Bad Block Management support for IMSM metadata

  1. Feature Details:

   a) Architectures:
  64-bit Intel EM64T/AMD64

   b) Bugzilla Dependencies:

   c) Drivers or hardware dependencies:
  - Any RAID supporting Intel HW platforms can be used, e.g. ICH9, ICH10, Ibexpeak, Patsburg, Wellsburg, Lewisburg
  - MD-RAID driver
  - VMD driver

   d) Upstream acceptance information:
  mdadm’s extensions including features above are in active development. Final version will be included in Jes Sorensen's GIT repository:
  https://git.kernel.org/cgit/utils/mdadm/mdadm.git

  Pull request will be triggered on this Bugzilla.

  Intel can come back with specific commit requests if needed.

   e) External links:

   f) Severity (H,M,L):
  Medium
  g) Feature Needed by:

   3. Business Justification:
   a) Why is this feature needed?

   b) What hardware does this enable?

   c) Business impact?

   d) Other business drivers:

  1.	 Primary contact at Canonical, email, phone (chat)
       Mark， Brown
       mark.brown at canonical.com

  2.	Primary contact at Partner, email, phone (chat)
       Quanxian, Wang
       quanxian.wang at intel.com

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