valid_inode_count
ckpt->valid_inode_count = cpu_to_le32(valid_inode_count(sbi));
si->valid_inode_count = valid_inode_count(sbi);
si->valid_node_count, si->valid_inode_count);
si->valid_node_count - si->valid_inode_count,
unsigned int valid_count, valid_node_count, valid_inode_count, discard_blks;
le32_to_cpu(sbi->ckpt->valid_inode_count));
__le32 valid_inode_count; /* Total number of valid inodes */