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authorTheodore Ts'o <tytso@mit.edu>2008-07-12 03:27:31 +0400
committerTheodore Ts'o <tytso@mit.edu>2008-07-12 03:27:31 +0400
commit736603ab297506f4396cb5af592004499950fcfd (patch)
tree80d1f84702e1bfaca5d60482540b8294acd30bd3 /fs/jbd2
parent4db9c54a53135b7c1c1f403f1aeaf9fc0d7738b8 (diff)
downloadlinux-736603ab297506f4396cb5af592004499950fcfd.tar.xz
jbd2: Add commit time into the commit block
Carlo Wood has demonstrated that it's possible to recover deleted files from the journal. Something that will make this easier is if we can put the time of the commit into commit block. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/jbd2')
-rw-r--r--fs/jbd2/commit.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
index a2ed72f7ceee..92b6ac3df8ab 100644
--- a/fs/jbd2/commit.c
+++ b/fs/jbd2/commit.c
@@ -112,6 +112,7 @@ static int journal_submit_commit_record(journal_t *journal,
struct buffer_head *bh;
int ret;
int barrier_done = 0;
+ struct timespec now = current_kernel_time();
if (is_journal_aborted(journal))
return 0;
@@ -126,6 +127,8 @@ static int journal_submit_commit_record(journal_t *journal,
tmp->h_magic = cpu_to_be32(JBD2_MAGIC_NUMBER);
tmp->h_blocktype = cpu_to_be32(JBD2_COMMIT_BLOCK);
tmp->h_sequence = cpu_to_be32(commit_transaction->t_tid);
+ tmp->h_commit_sec = cpu_to_be64(now.tv_sec);
+ tmp->h_commit_nsec = cpu_to_be32(now.tv_nsec);
if (JBD2_HAS_COMPAT_FEATURE(journal,
JBD2_FEATURE_COMPAT_CHECKSUM)) {