empty_block_rsv 330 fs/btrfs/block-rsv.c fs_info->empty_block_rsv.space_info = space_info; empty_block_rsv 374 fs/btrfs/block-rsv.c block_rsv = &fs_info->empty_block_rsv; empty_block_rsv 576 fs/btrfs/ctree.h struct btrfs_block_rsv empty_block_rsv; empty_block_rsv 2674 fs/btrfs/disk-io.c btrfs_init_block_rsv(&fs_info->empty_block_rsv, BTRFS_BLOCK_RSV_EMPTY);