From: Horst Hummel <horst.hummel@de.ibm.com>
Date: Mon, 5 Feb 2007 20:17:24 +0000 (+0100)
Subject: [S390] dasd: fix unconditional reserve handling.
X-Git-Tag: v2.6.21-rc2~42^2~21^2~20
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=336c340b682daa283acf9202a07c4fd5c28e53a5;p=pandora-kernel.git

[S390] dasd: fix unconditional reserve handling.

The reserve/release IOCTLs sometimes do not work. If second system
does a 'steal lock' the pending unit check (Format 3 Msg F) is
delivered. Since ERP is disabled for reserve/release, the IOCTL call
fails. We have to allow basic ERP (retries) for reserve/release IOCTLs.

Signed-off-by: Horst Hummel <horst.hummel@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---

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