From owner-freebsd-current@FreeBSD.ORG Mon Jun 25 16:58:25 2007 Return-Path: X-Original-To: current@freebsd.org Delivered-To: freebsd-current@FreeBSD.ORG Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id BCE5616A41F for ; Mon, 25 Jun 2007 16:58:25 +0000 (UTC) (envelope-from howard0su@gmail.com) Received: from py-out-1112.google.com (py-out-1112.google.com [64.233.166.183]) by mx1.freebsd.org (Postfix) with ESMTP id 75A4513C457 for ; Mon, 25 Jun 2007 16:58:25 +0000 (UTC) (envelope-from howard0su@gmail.com) Received: by py-out-1112.google.com with SMTP id u77so1953568pyb for ; Mon, 25 Jun 2007 09:58:25 -0700 (PDT) DKIM-Signature: a=rsa-sha1; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:to:subject:cc:mime-version:content-type; b=HmfGiU0jjWclbKX37Sr0a3nE1XfythymdRuXdC1uDeH07miKFUx7q6nvqW4pcdcrnOdyaUNj5LN4m3njkxIQ52ptaZgzQLX5vj1XElK4csYK53oSZ5h3WwR7q10KpS3Ku5yLGeXZMS3suf3h2168sm9lTvMeZ5zLOe9j6ODoO0A= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:mime-version:content-type; b=FPDKsMio2nBOQLHQzNK64rcOqvW0kk5UlhVY8tiTjatbv9LNaheTqFNsIvAHyogBjmFqAoJAqxYuiok7tgh0ga2tqk1UyqnWg4ByMAaoH/lExvJv/bxRb+fpNTHjm3K99gq6vSGG4L+5Eu+4DrvUycup1W2GaCVR6uMw0zRF/U8= Received: by 10.35.127.7 with SMTP id e7mr10642614pyn.1182788957570; Mon, 25 Jun 2007 09:29:17 -0700 (PDT) Received: by 10.35.81.5 with HTTP; Mon, 25 Jun 2007 09:29:17 -0700 (PDT) Message-ID: Date: Tue, 26 Jun 2007 00:29:17 +0800 From: "Howard Su" To: "Ivan Voras" MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: LI Xin , current@freebsd.org Subject: RE: unionfs and tmpfs? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 25 Jun 2007 16:58:25 -0000 tmpfs can not work with unionfs in rw mode like the most filesystem in the tree except ufs. That because they didn't implement VOP_WHITEOUT. You can mount_unionfs any fs under readonly mode. I will spend some time to implement it. -- -Howard