linux-kernel - Re: [PATCH 0/2] scsi: ufs: add real time/inline crypto support to UFS HCD

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Message-ID: <20181211140643.GA6576@infradead.org>
Date:   Tue, 11 Dec 2018 06:06:43 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     Parshuram Thombare <pthombar@...ence.com>
Cc:     axboe@...nel.dk, vinholikatti@...il.com, jejb@...ux.vnet.ibm.com,
        martin.petersen@...cle.com, mchehab+samsung@...nel.org,
        gregkh@...uxfoundation.org, davem@...emloft.net,
        akpm@...ux-foundation.org, nicolas.ferre@...rochip.com,
        arnd@...db.de, linux-kernel@...r.kernel.org,
        linux-block@...r.kernel.org, linux-scsi@...r.kernel.org,
        tj@...nel.org, jbacik@...com, michaelcallahan@...com,
        snitzer@...hat.com, osandov@...com, keith.busch@...el.com,
        ming.lei@...hat.com, shli@...com, dennisszhou@...il.com,
        adouglas@...ence.com, jank@...ence.com, rafalc@...ence.com
Subject: Re: [PATCH 0/2] scsi: ufs: add real time/inline crypto support to
 UFS HCD

Patch 1 is missing in your series.

But even without looking at it I think your design doesn't make a whole
lot of sense.  If the encryption is implemented in the ufs driver you
should not need device mapper support for it, just ufs driver support
and maybe a little block layer glue.