backing_inode_security
const struct inode_security_struct *oldisec = backing_inode_security(oldsb->s_root);
struct inode_security_struct *newisec = backing_inode_security(newsb->s_root);
struct inode_security_struct *isec = backing_inode_security(root);
isec = backing_inode_security(dentry);
old_isec = backing_inode_security(old_dentry);
new_isec = backing_inode_security(new_dentry);
isec = backing_inode_security(dentry);
root_isec = backing_inode_security(sb->s_root);
root_isec = backing_inode_security(sb->s_root);
isec = backing_inode_security(dentry);
isec = backing_inode_security(dentry);
struct inode_security_struct *oldroot = backing_inode_security(oldsb->s_root);
struct inode_security_struct *newroot = backing_inode_security(newsb->s_root);
struct inode_security_struct *newisec = backing_inode_security(newsb->s_root);