linux-ext4 - [PATCH 07/37] debugfs: Dump inode checksum when appropriate

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Message-ID: <20110901003556.1176.61093.stgit@elm3c44.beaverton.ibm.com>
Date:	Wed, 31 Aug 2011 17:35:56 -0700
From:	"Darrick J. Wong" <djwong@...ibm.com>
To:	Andreas Dilger <adilger.kernel@...ger.ca>,
	Theodore Tso <tytso@....edu>,
	"Darrick J. Wong" <djwong@...ibm.com>
Cc:	Sunil Mushran <sunil.mushran@...cle.com>,
	Amir Goldstein <amir73il@...il.com>,
	Andi Kleen <andi@...stfloor.org>,
	Mingming Cao <cmm@...ibm.com>,
	Joel Becker <jlbec@...lplan.org>, linux-ext4@...r.kernel.org,
	Coly Li <colyli@...il.com>
Subject: [PATCH 07/37] debugfs: Dump inode checksum when appropriate

Dump inode checksum when displaying inode info

Signed-off-by: Darrick J. Wong <djwong@...ibm.com>
---
 debugfs/debugfs.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)


diff --git a/debugfs/debugfs.c b/debugfs/debugfs.c
index ad0789f..e1bbc6c 100644
--- a/debugfs/debugfs.c
+++ b/debugfs/debugfs.c
@@ -784,6 +784,11 @@ 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)
+		fprintf(out, "Inode checksum: 0x%08x\n", inode->i_checksum);
+
 	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);

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