On Thu, Sep 15, 2016 at 01:47:11PM +0200, Alexander Graf wrote: > However, because we have people who have Leap 42.1 and current > Tumbleweed installed, we can’t just switch from 64k to 4k PAGE_SIZE, > because our friend btrfs embeds the page size into its on-disk format > and can only read it when they’re identical. So switching would break > existing btrfs installations.
The page size is used automatically at the mkfs time and stored independently as 'sectorsize'. The on-disk format does not depend on any runtime variables, it's the other way around (ie. runtime must support the on-disk values). -- To unsubscribe, e-mail: opensuse-arm+unsubscr...@opensuse.org To contact the owner, e-mail: opensuse-arm+ow...@opensuse.org
