From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Douglas Gilbert <dgilbert@interlog.com>
Cc: SCSI development list <linux-scsi@vger.kernel.org>,
Christoph Hellwig <hch@lst.de>,
Boaz Harrosh <bharrosh@panasas.com>
Subject: Re: [PATCH] sg: limit maximum cdb size to 252 bytes
Date: Wed, 25 Jun 2014 22:19:52 -0400 [thread overview]
Message-ID: <yq1d2dwcszb.fsf@sermon.lab.mkp.net> (raw)
In-Reply-To: <53AB0166.8060905@interlog.com> (Douglas Gilbert's message of "Wed, 25 Jun 2014 13:05:42 -0400")
>>>>> "Doug" == Douglas Gilbert <dgilbert@interlog.com> writes:
Doug> Boaz Harrosh commented on the "[PATCH v5] sg: relax 16 byte cdb
Doug> restriction" thread that SCSI variable length commands (which are
Doug> all SCSI commands greater than 16 bytes long) must themselves be a
Doug> multiple of 4 bytes long.
Doug> ChangeLog
Doug> - limit the maximum cdb size permitted by the sg
Doug> v3 interface to 252 bytes. Commands that large are called
Doug> "variable length" and their length needs to be a multiple of
Doug> 4.
Doug> Original patch:
Doug> Reviewed-by: Boaz Harrosh <boaz@electrozaur.com>
Doug> Signed-off-by: Douglas Gilbert <dgilbert@interlog.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
--
Martin K. Petersen Oracle Linux Engineering
next prev parent reply other threads:[~2014-06-26 2:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-25 17:05 [PATCH] sg: limit maximum cdb size to 252 bytes Douglas Gilbert
2014-06-26 2:19 ` Martin K. Petersen [this message]
2014-06-26 7:38 ` Christoph Hellwig
2014-06-26 14:57 ` Ewan Milne
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