Re: [PATCH 7/7] xfs: implement block-metadata based data checksums

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On Tue, Feb 04, 2025 at 10:36:51AM -0800, Darrick J. Wong wrote:
> > > The crc32c generation and validation looks decent though we're
> > > definitely going to want an inode flag so that we're not stuck with
> > > stable page writes.
> > 
> > Yeah, support the NOCOW flag, have a sb flag to enable the checksums,
> > maybe even a field about what checksum to use, yodda, yodda.
> 
> Why do we need nocow?  Won't the block contents and the PI data get
> written in an untorn fashion?

I mean to say NODATASUM, not NOCOW.  Sorry for the confusion that
this caused.





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