** Information type changed from Private to Public
** Changed in: linux (Ubuntu)
Status: In Progress => Fix Released
** Changed in: intel
Status: New => Fix Released
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https://bugs.launchpad.net/bugs/1668127
Title:
[Intel feature] Update MD RAID drivers to the latest upstream version
Status in intel:
Fix Released
Status in linux package in Ubuntu:
Fix Released
Bug description:
1. Feature Overview:
a) Name of feature:
Update MD RAID drivers to the latest upstream version. Include md/bitmap,
raid0, raid1, raid10 and raid456.
b) Feature Description:
This capability takes advantage of MD's long history and extends it to
support the Intel Matrix metadata format (IMSM).
MD provides a path to full Intel Matrix feature compatibility with minimal
kernel changes.
2. Feature Details:
New version of MD-RAID drivers may include:
- Bugfixes
- Performance improvements
- Bad Block Management for external metadata
- Partial Parity Log (alternative Raid Write Hole closure solution)
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...
d) Upstream acceptance information:
MD driver extensions are in active development. Final version will be
included in Shaohua Li's GIT repository:
https://git.kernel.org/cgit/linux/kernel/git/shli/md.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:
4. Primary contact at Canonical, email, phone (chat)
Mark, Brown
mark.br...@canonical.com
5. Primary contact at Partner, email, phone (chat)
Quanxian, Wang
quanxian.w...@intel.com
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