Re: [PATCH 00/17] Add support for SHA-256 checksums

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On Thu, May 16, 2019 at 11:16:38AM +0300, Nikolay Borisov wrote:
> It is labelled non-cryptographic, and is not meant to avoid intentional
> collisions (same digest for 2 different messages), or to prevent
> producing a message with predefined digest.
> 
> This doesn't disqualify it, however we need to be aware its limitations.
> Perhahps it could be used as a replacement for crc32c but definitely not
> as secure crypto hash.

Agreed, but David's plan was to have 3 hashes and xx seems like a good fit for
the 3rd fast, stronger than crc32c but not cryptographically secure option.

I'll be looking into it for v3.

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Johannes Thumshirn                            SUSE Labs Filesystems
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