linux-ext4 - [PATCH 36/37] e2p: Print superblock checksum in list

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Message-ID: <20110901003902.1176.58884.stgit@elm3c44.beaverton.ibm.com>
Date:	Wed, 31 Aug 2011 17:39:02 -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 36/37] e2p: Print superblock checksum in list_super

Displays superblock checksum when dumping superblock contents.

Signed-off-by: Darrick J. Wong <djwong@...ibm.com>
---
 lib/e2p/ls.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)


diff --git a/lib/e2p/ls.c b/lib/e2p/ls.c
index aa4a389..1c3ab1c 100644
--- a/lib/e2p/ls.c
+++ b/lib/e2p/ls.c
@@ -413,6 +413,10 @@ void list_super2(struct ext2_super_block * sb, FILE *f)
 	if (sb->s_grp_quota_inum)
 		fprintf(f, "Group quota inode:        %u\n",
 			sb->s_grp_quota_inum);
+
+	if (sb->s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_METADATA_CSUM)
+		fprintf(f, "Checksum:                 0x%08x\n",
+			sb->s_checksum);
 }
 
 void list_super (struct ext2_super_block * s)

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