Re: [PATCH 02/12] statx: Provide IOC flags for Windows fs attributes

[David Howells]

David Howells <dhowells@xxxxxxxxxx> wrote:

> > As a result, I would suggest that we not try to use the
> > FS_IOC_[GS]ETFLAGS number scheme for any new interface, so we're at
> > least not making a bad situation worse.
> > 
> > The only reason why some other file systems have chosen to use
> > FS_IOC_[GS]ETFLAGS, instead of defining their own ioctl, is so they
> > can use lsattr/chattr from e2fsprogs instead of creating their own
> > utility.  But for statx, there isn't a good reason use the same flags
> > number space.  At the very least, can we use a new flags field for the
> > Windows file attributes?  It's not like lsattr/chattr has the ability
> > to set those flags today anyway.  So we might as well use a new flags
> > field and a new flags numberspace for them.
> 
> Hmmm...  I was trying to make it so that these bits would be saved to disk as
> part of the IOC flags so that Samba could make use of them.  I guess they'll
> have to be stored in an xattr instead.

Or as Dave Chinner suggested, I can put them elsewhere and let the FS deal
with them in its own way.

David
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