From patchwork Tue Nov 29 00:28:29 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Darrick J. Wong" X-Patchwork-Id: 128128 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 014AAB6EE8 for ; Tue, 29 Nov 2011 11:28:38 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751950Ab1K2A2h (ORCPT ); Mon, 28 Nov 2011 19:28:37 -0500 Received: from e34.co.us.ibm.com ([32.97.110.152]:60040 "EHLO e34.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750900Ab1K2A2g (ORCPT ); Mon, 28 Nov 2011 19:28:36 -0500 Received: from /spool/local by e34.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 28 Nov 2011 17:28:36 -0700 Received: from d03relay01.boulder.ibm.com ([9.17.195.226]) by e34.co.us.ibm.com ([192.168.1.134]) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Mon, 28 Nov 2011 17:28:34 -0700 Received: from d03av03.boulder.ibm.com (d03av03.boulder.ibm.com [9.17.195.169]) by d03relay01.boulder.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id pAT0SXhI112396 for ; Mon, 28 Nov 2011 17:28:33 -0700 Received: from d03av03.boulder.ibm.com (loopback [127.0.0.1]) by d03av03.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id pAT0SVWi015428 for ; Mon, 28 Nov 2011 17:28:33 -0700 Received: from elm3c44.beaverton.ibm.com (elm3c44.beaverton.ibm.com [9.47.69.44]) by d03av03.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with ESMTP id pAT0SUTr015305; Mon, 28 Nov 2011 17:28:30 -0700 Subject: [PATCH 05/50] debugfs: Dump inode checksum when appropriate To: Andreas Dilger , Theodore Tso , "Darrick J. Wong" From: "Darrick J. Wong" Cc: Sunil Mushran , Amir Goldstein , Andi Kleen , Mingming Cao , Joel Becker , linux-ext4@vger.kernel.org, Coly Li Date: Mon, 28 Nov 2011 16:28:29 -0800 Message-ID: <20111129002829.17953.17918.stgit@elm3c44.beaverton.ibm.com> In-Reply-To: <20111129002755.17953.19556.stgit@elm3c44.beaverton.ibm.com> References: <20111129002755.17953.19556.stgit@elm3c44.beaverton.ibm.com> User-Agent: StGit/0.15 MIME-Version: 1.0 x-cbid: 11112900-1780-0000-0000-000001444017 X-IBM-ISS-SpamDetectors: X-IBM-ISS-DetailInfo: BY=3.00000235; HX=3.00000178; KW=3.00000007; PH=3.00000001; SC=3.00000001; SDB=6.00091620; UDB=6.00024323; UTC=2011-11-29 00:28:35 Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org Dump inode checksum when displaying inode info Signed-off-by: Darrick J. Wong --- debugfs/debugfs.c | 13 +++++++++++++ 1 files changed, 13 insertions(+), 0 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/debugfs/debugfs.c b/debugfs/debugfs.c index 419c76c..1d2b2f3 100644 --- a/debugfs/debugfs.c +++ b/debugfs/debugfs.c @@ -803,6 +803,19 @@ void internal_dump_inode(FILE *out, const char *prefix, if (EXT2_INODE_SIZE(current_fs->super) > EXT2_GOOD_OLD_INODE_SIZE) internal_dump_inode_extra(out, prefix, inode_num, (struct ext2_inode_large *) inode); + if (current_fs->super->s_creator_os == EXT2_OS_LINUX && + current_fs->super->s_feature_ro_compat & + EXT4_FEATURE_RO_COMPAT_METADATA_CSUM) { + __u32 crc = inode->i_checksum_lo; + if (is_large_inode && + large_inode->i_extra_isize >= + (offsetof(struct ext2_inode_large, + i_checksum_hi) - + EXT2_GOOD_OLD_INODE_SIZE)) + crc |= ((__u32)large_inode->i_checksum_hi) << 16; + fprintf(out, "Inode checksum: 0x%08x\n", crc); + } + if (LINUX_S_ISLNK(inode->i_mode) && ext2fs_inode_data_blocks(current_fs,inode) == 0) fprintf(out, "%sFast_link_dest: %.*s\n", prefix, (int) inode->i_size, (char *)inode->i_block);