From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?B?Iua9mOWNq+W5syhQZXRlciBQYW4pIg==?= Subject: question about ext2_find_shared Date: Tue, 29 Jun 2010 11:20:55 +0800 Message-ID: <4C296697.1010000@redflag-linux.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit To: linux-fsdevel@vger.kernel.org, kernel-janitors@vger.kernel.org Return-path: Received: from mail.redflag-linux.com ([219.237.229.196]:58986 "EHLO mail.redflag-linux.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751298Ab0F2DZZ (ORCPT ); Mon, 28 Jun 2010 23:25:25 -0400 Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Hi, all the function ext2_find_shared is located fs/ext2/inode.c 935 I see ext2_find_shared is related with truncation, but i don't know what's the use of it. And i am also confused with the implementation of ext2_find_shared. It would be greatly appreciated if somebody can show me what's the use of ext2_find_shared and how it works. Regards -- Peter Pan Red Flag Software Co.,Ltd