linux-ext4 - Re: [PATCH 13/37] dumpe2fs: Display inode bitmap checksum

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Message-Id: <632170F9-0528-44AF-A299-5EE2BFEB70F2@dilger.ca>
Date:	Sun, 4 Sep 2011 12:30:32 -0600
From:	Andreas Dilger <adilger@...ger.ca>
To:	"Darrick J. Wong" <djwong@...ibm.com>
Cc:	Andreas Dilger <adilger.kernel@...ger.ca>,
	Theodore Tso <tytso@....edu>,
	"Darrick J. Wong" <djwong@...ibm.com>,
	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" <linux-ext4@...r.kernel.org>,
	Coly Li <colyli@...il.com>
Subject: Re: [PATCH 13/37] dumpe2fs: Display inode bitmap checksum

On 2011-08-31, at 6:36 PM, "Darrick J. Wong" <djwong@...ibm.com> wrote:
> Display the inode bitmap checksum for each block group.
> 
> Signed-off-by: Darrick J. Wong <djwong@...ibm.com>
> ---
> misc/dumpe2fs.c |    5 +++++
> 1 files changed, 5 insertions(+), 0 deletions(-)
> 
> 
> diff --git a/misc/dumpe2fs.c b/misc/dumpe2fs.c
> index 7d74e84..ed207cb 100644
> --- a/misc/dumpe2fs.c
> +++ b/misc/dumpe2fs.c
> @@ -220,6 +220,11 @@ static void list_desc (ext2_filsys fs)
>        print_number(ext2fs_inode_bitmap_loc(fs, i));
>        print_bg_rel_offset(fs, ext2fs_inode_bitmap_loc(fs, i), 0,
>                    first_block, last_block);
> +        if (fs->super->s_desc_size >= EXT2_MIN_DESC_SIZE_64BIT &&
> +            fs->super->s_feature_ro_compat &
> +            EXT4_FEATURE_RO_COMPAT_METADATA_CSUM)
> +            printf(_(", checksum 0x%08x"),

Since this line is already very long, printing "csum" should be enough. 

> +                  ext2fs_inode_bitmap_checksum(fs, i));
>        fputs(_("\n  Inode table at "), stdout);
>        print_range(ext2fs_inode_table_loc(fs, i),
>                ext2fs_inode_table_loc(fs, i) +
> 
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