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From: Christoph Hellwig <hch@infradead.org>
To: Hannes Reinecke <hare@suse.de>
Cc: James Bottomley <jbottomley@parallels.com>,
	Christoph Hellwig <hch@infradead.org>,
	linux-scsi@vger.kernel.org
Subject: Re: [PATCH 1/2] Use sdev_scsi2lun for SCSI parallel drivers
Date: Fri, 4 Jul 2014 06:44:37 -0700	[thread overview]
Message-ID: <20140704134437.GA12345@infradead.org> (raw)
In-Reply-To: <1404474875-109997-2-git-send-email-hare@suse.de>

On Fri, Jul 04, 2014 at 01:54:34PM +0200, Hannes Reinecke wrote:
> SCSI-2 defines only up to 256 LUNs with a flat namespace.
> This patch introduces an accessor 'sdev_scsi2lun' which should be
> used for these drivers to avoid problems when using 64-bit LUNs
> internally.

So what would be set in the upper 48 bits for those drivers?  We receive
the LUN over the wire to start with.


  reply	other threads:[~2014-07-04 13:44 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-04 11:54 [PATCH 0/2] Fixed for 64bit LUNs Hannes Reinecke
2014-07-04 11:54 ` [PATCH 1/2] Use sdev_scsi2lun for SCSI parallel drivers Hannes Reinecke
2014-07-04 13:44   ` Christoph Hellwig [this message]
2014-07-04 14:12     ` Hannes Reinecke
2014-07-05  9:41       ` Christoph Hellwig
2014-07-07  7:54         ` Hannes Reinecke
2014-07-07  7:59           ` Hannes Reinecke
2014-07-07  9:37           ` Christoph Hellwig
2014-07-07 10:05             ` Hannes Reinecke
2014-07-07 10:11               ` Christoph Hellwig
2014-07-07 14:10                 ` Hannes Reinecke
2014-07-04 19:44   ` Douglas Gilbert
2014-07-04 20:14     ` Elliott, Robert (Server Storage)
2014-07-07  5:47     ` Hannes Reinecke
2014-07-04 11:54 ` [PATCH 2/2] ib_srp: 64bit LUN fixes Hannes Reinecke
2014-07-04 12:31   ` Bart Van Assche
2014-07-04 13:01     ` Hannes Reinecke
2014-07-04 13:48       ` Christoph Hellwig
2014-07-04 14:12         ` Hannes Reinecke
2014-07-04 14:38           ` Bart Van Assche
2014-07-04 14:41             ` Hannes Reinecke
2014-07-04 16:53               ` Bart Van Assche

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