From: Stefan Weinhuber <wein@de.ibm.com>
Date: Wed, 5 Jan 2011 11:48:03 +0000 (+0100)
Subject: [S390] dasd: do path verification for paths added at runtime
X-Git-Tag: v2.6.38-rc1~461^2~15
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a4d26c6aeceea330ee5e0fb6b017d57e3b252d29;p=pandora-kernel.git

[S390] dasd: do path verification for paths added at runtime

When a new path is added at runtime, the CIO layer will call the drivers
path_event callback. The DASD device driver uses this callback to trigger
a path verification for the new path. The driver will use only those
paths for I/O, which have been successfully verified.

Signed-off-by: Stefan Weinhuber <wein@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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