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Date: Mon, 18 May 2026 07:56:59 +0200
From: Christoph Hellwig <hch@lst.de>
To: Chao S <coshi036@gmail.com>
Cc: Christoph Hellwig <hch@lst.de>, linux-nvme@lists.infradead.org,
	linux-block@vger.kernel.org, kbusch@kernel.org, sagi@grimberg.me,
	axboe@kernel.dk, Sungwoo Kim <iam@sung-woo.kim>,
	Dave Tian <daveti@purdue.edu>, Weidong Zhu <weizhu@fiu.edu>
Subject: Re: [PATCH RFC 1/2] nvme: downgrade WARN in nvme_setup_rw to
 pr_debug
Message-ID: <20260518055659.GC10368@lst.de>
References: <20260427003457.1264511-1-coshi036@gmail.com> <20260507054809.GA19796@lst.de> <CACd_6n3s+Y+xdsuQVja=t1RUEdro2yQRyJyjpqFcd9_pF98OzA@mail.gmail.com>
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On Sat, May 16, 2026 at 11:54:49PM -0400, Chao S wrote:
> On Thu, May 07, 2026 at 07:48:09AM +0200, Christoph Hellwig wrote:
> > What is "semantic mutation of Identify Namespace responses" [...]
> 
> The emulated controller returns a mutated Identify Namespace on
> rescan (flbas META_EXT, lbaf.ms != 0, dps == 0) -- the host-unaware

What does "mutated" mean here?