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author | Darrick J. Wong <darrick.wong@oracle.com> | 2014-09-08 16:12:28 -0700 |
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committer | Theodore Ts'o <tytso@mit.edu> | 2014-09-11 12:40:55 -0400 |
commit | 3727a0e745e426802f8e829ab2d47523f7c6de81 (patch) | |
tree | 77f1fa5081a213fc2b10b4b54c5dd44218f7b0e1 /misc/dumpe2fs.c | |
parent | 811bccef89a074e1c1582439a79b4b34e9d47e2c (diff) | |
download | e2fsprogs-3727a0e745e426802f8e829ab2d47523f7c6de81.tar.gz |
dumpe2fs: display external journal feature flags
Display the feature flags of an external journal.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reported-by: TR Reardon <thomas_reardon@hotmail.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'misc/dumpe2fs.c')
-rw-r--r-- | misc/dumpe2fs.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/misc/dumpe2fs.c b/misc/dumpe2fs.c index 25dce9c5..4c7bf46f 100644 --- a/misc/dumpe2fs.c +++ b/misc/dumpe2fs.c @@ -433,8 +433,9 @@ static void print_journal_information(ext2_filsys fs) errcode_t retval; char buf[1024]; char str[80]; - unsigned int i; + unsigned int i, j, printed = 0; journal_superblock_t *jsb; + __u32 *mask_ptr, mask, m; /* Get the journal superblock */ if ((retval = io_channel_read_blk64(fs->io, @@ -465,6 +466,17 @@ static void print_journal_information(ext2_filsys fs) journal_checksum_type_str(jsb->s_checksum_type), ext2fs_be32_to_cpu(jsb->s_checksum)); + printf("%s", _("Journal features: ")); + for (i = 0, mask_ptr = &jsb->s_feature_compat; i < 3; i++, mask_ptr++) { + mask = be32_to_cpu(*mask_ptr); + for (j = 0, m = 1; j < 32; j++, m <<= 1) { + if (mask & m) { + printf(" %s", e2p_jrnl_feature2string(i, m)); + printed++; + } + } + } + printf(_("\nJournal block size: %u\n" "Journal length: %u\n" "Journal first block: %u\n" |