linux-kernel - Re: [PATCH v6 07/15] scsi: ufs: set REQUEST

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Message-ID: <56335FB1.3050301@suse.de>
Date:	Fri, 30 Oct 2015 13:16:49 +0100
From:	Hannes Reinecke <hare@...e.de>
To:	Yaniv Gardi <ygardi@...eaurora.org>, robherring2@...il.com,
	James.Bottomley@...senPartnership.com, pebolle@...cali.nl,
	hch@...radead.org
Cc:	linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org,
	linux-arm-msm@...r.kernel.org, santoshsy@...il.com,
	linux-scsi-owner@...r.kernel.org, subhashj@...eaurora.org,
	gbroner@...eaurora.org, draviv@...eaurora.org,
	Vinayak Holikatti <vinholikatti@...il.com>,
	"James E.J. Bottomley" <JBottomley@...n.com>
Subject: Re: [PATCH v6 07/15] scsi: ufs: set REQUEST_SENSE command size to 18
 bytes

On 10/28/2015 02:13 PM, Yaniv Gardi wrote:
> According to UFS device specification REQUEST_SENSE command can
> only report back up to 18 bytes of data.
> 
> Reviewed-by: Dolev Raviv <draviv@...eaurora.org>
> Signed-off-by: Gilad Broner <gbroner@...eaurora.org>
> Signed-off-by: Yaniv Gardi <ygardi@...eaurora.org>
> 
Really? The spec only says that the inline sense code is 18 bytes;
if you issue a request sense directly there is not such limitation.

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		      zSeries & Storage
hare@...e.de			      +49 911 74053 688
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: J. Hawn, J. Guild, F. Imendörffer, HRB 16746 (AG Nürnberg)
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