nfs_sb_active
if (nfs_sb_active(server->super))
if (nfs_sb_active(server->super))
if (nfs_sb_active(server->super)) {
nfs_sb_active(dentry->d_sb);
extern bool nfs_sb_active(struct super_block *sb);
if (sb && nfs_sb_active(sb)) {
nfs_sb_active(dentry->d_sb);
nfs_sb_active(calldata->inode->i_sb);
if (!nfs_sb_active(server->super))
EXPORT_SYMBOL_GPL(nfs_sb_active);
if (!(server->super && nfs_sb_active(server->super)))
nfs_sb_active(dir->i_sb);
nfs_sb_active(old_dir->i_sb);