FS#26767 - linux-3.1 - RAID10 array damage upon hot spare activation

Attached to Project: Arch Linux
Opened by Kerin Millar (kerframil) - Sunday, 06 November 2011, 17:28 GMT
Last edited by Thomas Bächler (brain0) - Tuesday, 08 November 2011, 00:33 GMT
Task Type Bug Report
Category Packages: Testing
Status Closed
Assigned To Tobias Powalowski (tpowa)
Thomas Bächler (brain0)
Architecture All
Severity High
Priority Normal
Reported Version
Due in Version Undecided
Due Date Undecided
Percent Complete 100%
Votes 0
Private No

Details

Linux 3.1 suffers from a bug in the RAID10 driver whereby the
activation of a hot spare could destroy the array. I saw fit to report this because, though 3.1 is still in testing for Arch, it's unusually serious for a release marked as stable upstream. Fix attached.
This task depends upon

Closed by  Thomas Bächler (brain0)
Tuesday, 08 November 2011, 00:33 GMT
Reason for closing:  Fixed
Comment by Kerin Millar (kerframil) - Sunday, 06 November 2011, 17:29 GMT
Patch from Neil Brown.
   queue-3.1-md-raid10-fix-bug-w... (1.2 KiB)
Comment by Thomas Bächler (brain0) - Sunday, 06 November 2011, 18:33 GMT
Now I remember why I wanted to rebuild before moving to core.

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