From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: target-devel@vger.kernel.org
Subject: Re: [PATCH] target: do not overwrite CDB byte 1
Date: Fri, 18 Oct 2019 01:41:57 +0000 [thread overview]
Message-ID: <yq1r23akexm.fsf@oracle.com> (raw)
In-Reply-To: <12498eab-76fd-eaad-1316-c2827badb76a@ts.fujitsu.com>
Bodo,
> passthrough_parse_cdb() - used by TCMU and PSCSI - attepts to reset
> the LUN field of SCSI-2 CDBs (bits 5,6,7 of byte 1). The current code
> is wrong, as for newer commands not having the LUN field it overwrites
> relevant command bits (e.g. for SECURITY PROTOCOL IN / OUT) We think
> this code was unnecessary from the beginning or at least it is no
> longer useful. So we remove it entirely.
Applied to 5.4/scsi-fixes, thanks!
--
Martin K. Petersen Oracle Linux Engineering
prev parent reply other threads:[~2019-10-18 1:41 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-14 18:29 [PATCH] target: do not overwrite CDB byte 1 Bodo Stroesser
2019-10-14 21:51 ` Bart Van Assche
2019-10-15 5:59 ` Hannes Reinecke
2019-10-18 1:41 ` Martin K. Petersen [this message]
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