From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: Christoph Hellwig <hch@infradead.org>,
Douglas Gilbert <dgilbert@interlog.com>,
Tiziano Bacocco <tiziano.bacocco@gmail.com>,
bugzilla-daemon@bugzilla.kernel.org,
SCSI development list <linux-scsi@vger.kernel.org>,
USB list <linux-usb@vger.kernel.org>
Subject: Re: [Bug 80711] [PATCH]SG_FLAG_LUN_INHIBIT is no longer implemented and there's not way to prevent the kernel from using the 2nd cdb byte for the LUN
Date: Thu, 21 Aug 2014 17:43:41 -0400 [thread overview]
Message-ID: <yq1bnrdr01e.fsf@sermon.lab.mkp.net> (raw)
In-Reply-To: <Pine.LNX.4.44L0.1408211326070.918-100000@iolanthe.rowland.org> (Alan Stern's message of "Thu, 21 Aug 2014 13:31:34 -0400 (EDT)")
>>>>> "Alan" == Alan Stern <stern@rowland.harvard.edu> writes:
Alan> Okay, here's a patch that implements the suggestion, except that I
Alan> put the flag in the Scsi_Host structure instead of the template.
Alan> This was to minimize the impact of the change. Among the various
Alan> SCSI-over-USB transports, only the Bulk-Only transport gives the
Alan> LUN separately from the CDB. I don't know if there are any
Alan> multi-LUN USB devices that don't use the Bulk-Only transport, but
Alan> if there are then they won't work if the LUN isn't stored in
Alan> CDB[1].
I'm in agreement with this approach.
--
Martin K. Petersen Oracle Linux Engineering
next prev parent reply other threads:[~2014-08-21 21:44 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-20 0:37 [Bug 80711] New: SG_FLAG_LUN_INHIBIT is no longer implemented and there's not way to prevent the kernel from using the 2nd cdb byte for the LUN bugzilla-daemon
2014-07-20 14:13 ` [Bug 80711] " bugzilla-daemon
2014-07-21 9:05 ` bugzilla-daemon
2014-07-22 16:13 ` Christoph Hellwig
2014-07-29 15:57 ` [Bug 80711] [PATCH]SG_FLAG_LUN_INHIBIT " bugzilla-daemon
2014-08-06 13:29 ` Douglas Gilbert
2014-08-06 19:32 ` Christoph Hellwig
2014-08-06 20:02 ` Alan Stern
[not found] ` <Pine.LNX.4.44L0.1408061545030.1145-100000-IYeN2dnnYyZXsRXLowluHWD2FQJk+8+b@public.gmane.org>
2014-08-06 20:25 ` Alan Stern
2014-08-07 6:39 ` Christoph Hellwig
2014-08-07 15:58 ` Alan Stern
2014-08-19 17:56 ` Christoph Hellwig
2014-08-20 19:15 ` Alan Stern
[not found] ` <Pine.LNX.4.44L0.1408201507280.1959-100000-IYeN2dnnYyZXsRXLowluHWD2FQJk+8+b@public.gmane.org>
2014-08-21 14:41 ` Douglas Gilbert
2014-08-21 14:42 ` Christoph Hellwig
2014-08-21 17:31 ` Alan Stern
2014-08-21 21:43 ` Martin K. Petersen [this message]
2014-08-21 21:57 ` Christoph Hellwig
[not found] ` <20140821215744.GA29651-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2014-08-22 14:53 ` Alan Stern
[not found] ` <Pine.LNX.4.44L0.1408221044450.967-100000-IYeN2dnnYyZXsRXLowluHWD2FQJk+8+b@public.gmane.org>
2014-08-22 15:05 ` Christoph Hellwig
[not found] ` <20140822150508.GA1321-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2014-08-22 15:26 ` Alan Stern
2014-08-22 15:08 ` Martin K. Petersen
2014-08-22 15:39 ` James Bottomley
2014-08-22 17:29 ` Alan Stern
[not found] ` <Pine.LNX.4.44L0.1408221249360.967-100000-IYeN2dnnYyZXsRXLowluHWD2FQJk+8+b@public.gmane.org>
2014-08-24 15:04 ` Christoph Hellwig
2014-08-25 14:44 ` Alan Stern
2014-08-25 19:39 ` James Bottomley
[not found] ` <1408995547.3629.7.camel-d9PhHud1JfjCXq6kfMZ53/egYHeGw8Jk@public.gmane.org>
2014-08-25 20:12 ` Alan Stern
[not found] ` <Pine.LNX.4.44L0.1408251545580.1385-100000-IYeN2dnnYyZXsRXLowluHWD2FQJk+8+b@public.gmane.org>
2014-08-25 21:19 ` Alan Stern
2014-08-25 21:30 ` James Bottomley
2014-08-06 13:37 ` bugzilla-daemon
2014-08-06 20:09 ` bugzilla-daemon
2014-08-06 20:25 ` bugzilla-daemon
2014-08-06 21:16 ` bugzilla-daemon
2014-08-07 15:58 ` bugzilla-daemon
2014-08-07 16:10 ` bugzilla-daemon
2014-08-20 19:15 ` bugzilla-daemon
2014-08-21 14:41 ` bugzilla-daemon
2014-08-21 17:31 ` bugzilla-daemon
2014-08-21 21:43 ` bugzilla-daemon
2014-08-22 14:53 ` bugzilla-daemon
2014-08-22 15:08 ` bugzilla-daemon
2014-08-22 15:26 ` bugzilla-daemon
2014-08-22 17:29 ` bugzilla-daemon
2014-08-25 14:44 ` bugzilla-daemon
2014-08-25 20:12 ` bugzilla-daemon
2014-08-25 21:19 ` bugzilla-daemon
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