On Tue, Jun 20, 2017 at 06:43:10AM -0600, Jens Axboe wrote: > > Question: IFF we can get the per-file hints to propagate to the > > writeback code (which I think is pretty easy for ext4/xfs/bdev, not > > sure about btrfs) do we even need the per-inode ones at all? > > How is that possible, the file could be long gone by the time > the writeback kicks in?
each time a page/buffer is dirtied we can propagate the hint.
