linux-kernel - Re: [PATCH v1 1/7] nvme: rename uuid to nguid in nvme

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Message-ID: <20170601063354.GA16778@lst.de>
Date:   Thu, 1 Jun 2017 08:33:54 +0200
From:   Christoph Hellwig <hch@....de>
To:     Johannes Thumshirn <jthumshirn@...e.de>
Cc:     Christoph Hellwig <hch@....de>, Sagi Grimberg <sagi@...mberg.me>,
        Keith Busch <keith.busch@...el.com>,
        Hannes Reinecke <hare@...e.de>,
        Max Gurtovoy <maxg@...lanox.com>,
        Linux NVMe Mailinglist <linux-nvme@...ts.infradead.org>,
        Linux Kernel Mailinglist <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1 1/7] nvme: rename uuid to nguid in nvme_ns

On Wed, May 31, 2017 at 03:32:11PM +0200, Johannes Thumshirn wrote:
> The uuid field in the nvme_ns structure represents the nguid field
> from the identify namespace command. And as NVMe 1.3 introduced an
> UUID in the NVMe Namespace Identification Descriptor this will
> collide.
> 
> So rename the uuid to nguid to prevent any further
> confusion. Unfortunately we export the nguid to sysfs in the uuid
> sysfs attribute, but this can't be changed anymore without possibly
> breaking existing userspace.
> 
> Signed-off-by: Johannes Thumshirn <jthumshirn@...e.de>

Looks fine,

Reviewed-by: Christoph Hellwig <hch@....de>