Patchwork [15/54] dumpe2fs: Display block bitmap checksum

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Submitter Darrick J. Wong
Date March 6, 2012, 11:58 p.m.
Message ID <20120306235858.11945.49410.stgit@elm3b70.beaverton.ibm.com>
Download mbox | patch
Permalink /patch/145075/
State Deferred
Delegated to: Theodore Ts'o
Headers show

Comments

Darrick J. Wong - March 6, 2012, 11:58 p.m.
Display the block bitmap checksum when displaying block groups.

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>
---
 misc/dumpe2fs.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)



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Patch

diff --git a/misc/dumpe2fs.c b/misc/dumpe2fs.c
index ec4f0e9..23dec30 100644
--- a/misc/dumpe2fs.c
+++ b/misc/dumpe2fs.c
@@ -222,6 +222,10 @@  static void list_desc (ext2_filsys fs)
 		print_number(ext2fs_block_bitmap_loc(fs, i));
 		print_bg_rel_offset(fs, ext2fs_block_bitmap_loc(fs, i), 0,
 				    first_block, last_block);
+		if (fs->super->s_feature_ro_compat &
+		    EXT4_FEATURE_RO_COMPAT_METADATA_CSUM)
+			printf(_(", csum 0x%08x"),
+			       ext2fs_block_bitmap_checksum(fs, i));
 		fputs(_(", Inode bitmap at "), stdout);
 		print_number(ext2fs_inode_bitmap_loc(fs, i));
 		print_bg_rel_offset(fs, ext2fs_inode_bitmap_loc(fs, i), 0,