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(parent: e58b0d9) | patch
[S390] dasd: add sanity check to detect path connection error
authorStefan Haberland <stefan.haberland@de.ibm.com>
Tue, 27 Dec 2011 10:27:27 +0000 (11:27 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Tue, 27 Dec 2011 10:27:14 +0000 (11:27 +0100)
commitb206181d636d416fde48c7f493d7ac5d935b57e3
treed28c27ee31d1fbfc6cfb3b3abf01c465f2c2607atree | snapshot
parente58b0d902f7c7c407bae9c8bc8d90fa1d06184c5commit | diff
[S390] dasd: add sanity check to detect path connection error

Prevents possible data corruption by detecting cabling error.
Therefor read and compare the UID for all available channel paths.

Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
drivers/s390/block/dasd_eckd.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git