From: iaw4 Subject: why not allow checksumming of file contents, too? Date: Fri, 13 Jun 2008 01:33:19 +0000 (UTC) Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit To: linux-ext4@vger.kernel.org Return-path: Received: from main.gmane.org ([80.91.229.2]:59450 "EHLO ciao.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757992AbYFMBfG (ORCPT ); Thu, 12 Jun 2008 21:35:06 -0400 Received: from root by ciao.gmane.org with local (Exim 4.43) id 1K6yBy-0000DG-Pa for linux-ext4@vger.kernel.org; Fri, 13 Jun 2008 01:35:02 +0000 Received: from ip70-181-37-87.ri.ri.cox.net ([70.181.37.87]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 13 Jun 2008 01:35:02 +0000 Received: from ivo_welch by ip70-181-37-87.ri.ri.cox.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 13 Jun 2008 01:35:02 +0000 Sender: linux-ext4-owner@vger.kernel.org List-ID: there is already checksumming of metadata. having a file-system option of checksumming every file's contents upon closing the write would be very convenient, too. It would only take an extra few bytes in the file descriptor, wouldn't it? It would be nice insurance against hardware corruption. zfs has it, too, I believe. just a suggestions from someone who is just an end user...