Re: [PATCH V7 3/9] fs/stat: Define DAX statx attribute

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On Tue, Apr 14, 2020 at 08:23:06AM +0200, Christoph Hellwig wrote:
> On Sun, Apr 12, 2020 at 10:40:40PM -0700, ira.weiny@xxxxxxxxx wrote:
> > STATX_ATTR_DAX
> > 
> > 	The file is in the DAX (cpu direct access) state.  DAX state
> > 	attempts to minimize software cache effects for both I/O and
> > 	memory mappings of this file.  It requires a file system which
> > 	has been configured to support DAX.
> 
> Can we remove the misleading DAX name?  Something like
> STATX_ATTR_DIRECT_LOAD_STORE?

This is easy enough to change but...

Honestly I feel like this ship has already sailed.  We have so much out there
which uses the term "DAX".  Is it really better to introduce a new terminology
for the same thing?

Ira




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