btrfs: stop accessing ->free_space_root directly
We're going to have multiple free space roots in the future, so adjust all the users of the free space root to use a helper to access the root. Signed-off-by:Josef Bacik <josef@toxicpanda.com> Reviewed-by:
David Sterba <dsterba@suse.com> Signed-off-by:
David Sterba <dsterba@suse.com>
parent
fc28b25e
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