Re: [PATCH] iomap: Export iomap_page_create and iomap_set_range_uptodate

[Christoph Hellwig]

At very least this needs to be a EXPORT_SYMBOL_GPL in sent in a series
with the actual user.  But I'm not all that happy about exporting such
low-level helpers.  Can't we come up with a useful higher level
primitive instead?