btrfs: make btrfs_cleanup_fs_roots use the radix tree lock
The radix root is primarily protected by the fs_roots_radix_lock, so use that to lookup and get a ref on all of our fs roots in btrfs_cleanup_fs_roots. The tree reference is taken in the protected section as before. Signed-off-by:Josef Bacik <josef@toxicpanda.com> Reviewed-by:
David Sterba <dsterba@suse.com> Signed-off-by:
David Sterba <dsterba@suse.com>
parent
4785e24f
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