md: raid10: add prerequisite to run underneath dm-raid

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In case md runs underneath the dm-raid target, the mddev does not have
a request queue or gendisk, thus avoid accesses to it.

This patch adds two missing conditionals to the raid10 personality.

Signed-of-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Shaohua Li <shli@fb.com>

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Heinz Mauelshagen 2016-05-03 19:43:24 +02:00 • committed by Shaohua Li

parent 092398dce8

commit 859644f0fa

1 changed files with 8 additions and 4 deletions

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drivers/md/raid10.c

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