linux-kernel - Re: [PATCH v2 03/11] lib/crc64: rename CRC64-Rocksoft to CRC64-NVME

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Message-ID: <20250208185935.GA1087@quark.localdomain>
Date: Sat, 8 Feb 2025 10:59:35 -0800
From: Eric Biggers <ebiggers@...nel.org>
To: linux-kernel@...r.kernel.org
Cc: linux-crypto@...r.kernel.org, x86@...nel.org,
	linux-block@...r.kernel.org, Ard Biesheuvel <ardb@...nel.org>,
	Keith Busch <kbusch@...nel.org>,
	Kent Overstreet <kent.overstreet@...ux.dev>,
	"Martin K . Petersen" <martin.petersen@...cle.com>
Subject: Re: [PATCH v2 03/11] lib/crc64: rename CRC64-Rocksoft to CRC64-NVME

On Wed, Jan 29, 2025 at 07:51:22PM -0800, Eric Biggers wrote:
> The NVME NVM Command Set Specification has a table that gives the
> "Rocksoft Model Parameters" for the CRC variant it uses.  When support
> for this CRC variant was added to Linux, this table seems to have been
> misinterpreted as naming the CRC variant the "Rocksoft" CRC.  In fact,
> the CRC variant is not explicitly named by the NVME spec.

Making a small correction to this commit message: the spec actually does name
this CRC variant, as "NVM Express 64b CRC".  (The name is one of the listed
Rocksoft Model Parameters.)  So that further supports using nvme in the name.

- Eric