linux-kernel - Re: [PATCH 05/14] target/spc: Add protection bit to standard INQUIRY output

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Message-ID: <yq1zjn3r2xp.fsf@sermon.lab.mkp.net>
Date:	Fri, 10 Jan 2014 15:34:42 -0500
From:	"Martin K. Petersen" <martin.petersen@...cle.com>
To:	"Nicholas A. Bellinger" <nab@...erainc.com>
Cc:	target-devel <target-devel@...r.kernel.org>,
	linux-scsi <linux-scsi@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	"Martin K. Petersen" <martin.petersen@...cle.com>,
	Christoph Hellwig <hch@....de>, Hannes Reinecke <hare@...e.de>,
	Sagi Grimberg <sagig@...lanox.com>,
	Or Gerlitz <ogerlitz@...lanox.com>,
	Nicholas Bellinger <nab@...ux-iscsi.org>
Subject: Re: [PATCH 05/14] target/spc: Add protection bit to standard INQUIRY output

>>>>> "nab" == Nicholas A Bellinger <nab@...erainc.com> writes:

nab> This patch updates spc_emulate_inquiry_std() to set the PROTECT bit
nab> when DIF emulation is enabled by the backend device.

Technically, PROTECT only indicates whether a device is *capable* of
storing PI. But in our case I guess that's OK. It doesn't make much
sense to create a PI LUN and then not have PI enabled.

Reviewed-by: Martin K. Petersen <martin.petersen@...cle.com>

-- 
Martin K. Petersen	Oracle Linux Engineering
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