Looks like there is someone working on it https://www.mail-archive.com/linux-btrfs@vger.kernel.org/msg95863.html https://www.mail-archive.com/linux-btrfs@vger.

Looks like there is someone working on it https://www.mail-archive.com/linux-btrfs@vger.kernel.org/msg95863.html https://www.mail-archive.com/linux-btrfs@vger.kernel.org/msg...