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From: Christof Schmitt <christof.schmitt@de.ibm.com>
To: James Bottomley <James.Bottomley@suse.de>
Cc: linux-scsi@vger.kernel.org, linux-s390@vger.kernel.org,
	schwidefsky@de.ibm.com, heiko.carstens@de.ibm.com
Subject: [patch 0/1] Another zfcp fix for 2.6.37-rc
Date: Wed, 08 Dec 2010 17:30:45 +0100	[thread overview]
Message-ID: <20101208163045.686322948@de.ibm.com> (raw)

James,

i know this is late, but if there will be another merge of scsi fixes
for the 2.6.37-rc cycle, i would like to have this patch included on
top of the previously sent fixes.

The REPORT LUNS scan from the SCSI midlayer works well after we
enabled it with the zfcp changes in 2.6.37-rc1. But we discovered that
we need a way to disable the LUN scan for the zfcpdump userspace tool.
The zfcpdump tool runs in a restricted environment and there is not
enough memory to attach SCSI devices for a large SAN fabric.

Introducing a new zfcp module parameter that is set for zfcpdump is
the best solution to have the REPORT LUNS scan by default and allow to
disable it from zfcpdump.

--
Christof

             reply	other threads:[~2010-12-08 16:30 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-12-08 16:30 Christof Schmitt [this message]
2010-12-08 16:30 ` [patch 1/1] zfcp: Add allow_lun_scan module parameter Christof Schmitt

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