dasd: fix error recovery for alias devices during format
authorStefan Haberland <stefan.haberland@de.ibm.com>
Fri, 18 Jul 2014 12:26:01 +0000 (14:26 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Tue, 22 Jul 2014 07:26:23 +0000 (09:26 +0200)
Kernel panic or a hanging device during format if an alias device is
set offline or I/O errors occur.

Omit the error recovery procedure for alias devices and do retries on
the base device with full erp.

Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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