On Mon, Aug 03, 2020 at 05:02:11PM -0600, Jens Axboe wrote: > ext4 uses generic_file_read_iter(), which already supports this. > > Cc: Theodore Ts'o <tytso@xxxxxxx> > Signed-off-by: Jens Axboe <axboe@xxxxxxxxx> > > --- > > Resending this one, as I've been carrying it privately since May. The > necessary bits are now upstream (and XFS/btrfs equiv changes as well), > please consider this one for 5.9. Thanks! The necessary commit only hit upstream as of 5.9-rc1, unless I'm missing something? It's on my queue to send to Linus once I get my (late) ext4 primary pull request for 5.9. - Ted