From: Stefan Haberland <stefan.haberland@de.ibm.com>
Date: Tue, 15 Dec 2015 09:45:05 +0000 (+0100)
Subject: s390/dasd: fix refcount for PAV reassignment
X-Git-Tag: v3.2.79~52
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0b22bde0ff73aef631e0715d0e4dd957995cbd70;p=pandora-kernel.git

s390/dasd: fix refcount for PAV reassignment

commit 9d862ababb609439c5d6987f6d3ddd09e703aa0b upstream.

Add refcount to the DASD device when a summary unit check worker is
scheduled. This prevents that the device is set offline with worker
in place.

Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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