Method unlink

src/client/Client.cc:3791–3820

}

void Client::unlink(Dentry *dn, bool keepdir, bool keepdentry)
{
  InodeRef in(dn->inode);
  ldout(cct, 15) << "unlink dir " << dn->dir->parent_inode << " '" << dn->name << "' dn " << dn
		 << " inode " << dn->inode << dendl;

  // unlink from inode
  if (dn->inode) {
    dn->unlink();
    dec_dentry_nr();
    ldout(cct, 20) << "unlink  inode " << in << " parents now " << in->dentries << dendl;
  }

  if (keepdentry) {
    dn->lease_mds = -1;
  } else {
    ldout(cct, 15) << "unlink  removing '" << dn->name << "' dn " << dn << dendl;

    // unlink from dir
    Dir *dir = dn->dir;
    dn->detach();

    // delete den
    lru.lru_remove(dn);
    dn->put();

    if (dir->is_empty() && !keepdir)
      close_dir(dir);
  }
}

/**
 * For asynchronous flushes, check for errors from the IO and