On Tue, Nov 9, 2021 at 12:34 AM Christoph Hellwig <hch@xxxxxx> wrote: > > Use the explicit DAX flag instead of checking the inode flag in the > iomap code. It's not immediately clear to me why this is a net benefit, are you anticipating inode-less operations? With reflink and multi-inode operations a single iomap flag seems insufficient, no?