linux-kernel - Re: [PATCHv4 3/8] asm-generic: introduce be48 unaligned accessors

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Message-ID: <yq1pmn2v3ua.fsf@ca-mkp.ca.oracle.com>
Date:   Thu, 03 Mar 2022 21:40:14 -0500
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     David Laight <David.Laight@...LAB.COM>
Cc:     'Keith Busch' <kbusch@...nel.org>,
        "linux-nvme@...ts.infradead.org" <linux-nvme@...ts.infradead.org>,
        "linux-block@...r.kernel.org" <linux-block@...r.kernel.org>,
        "linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "axboe@...nel.dk" <axboe@...nel.dk>, "hch@....de" <hch@....de>,
        "martin.petersen@...cle.com" <martin.petersen@...cle.com>,
        Hannes Reinecke <hare@...e.de>,
        Chaitanya Kulkarni <kch@...dia.com>,
        Arnd Bergmann <arnd@...db.de>
Subject: Re: [PATCHv4 3/8] asm-generic: introduce be48 unaligned accessors


David,

> If they are reference tags, are they only interpreted by the sending
> system?  In which case they don't need to be big-endian since the
> actual value doesn't really matter.

The tags are validated by the storage device.

-- 
Martin K. Petersen	Oracle Linux Engineering