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| author | Jan Kara <jack@suse.cz> | 2008-02-01 08:26:46 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2008-02-01 08:26:46 -0500 |
| commit | 5315217efea54a07950758005686adedb8e8e680 (patch) | |
| tree | 137735561349ee366afe98daa9b1cbbaf1da68c4 /fs/jbd | |
| parent | b048d8462652159c5314d19b191220b0ec384edb (diff) | |
| download | lwn-5315217efea54a07950758005686adedb8e8e680.tar.gz lwn-5315217efea54a07950758005686adedb8e8e680.zip | |
[PATCH] jbd: Remove useless loop when writing commit record
Commit block was intended to have several copies of the header. But
due to a bug it never had them and actually, nobody checks that. So
just remove the useless loop.
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/jbd')
| -rw-r--r-- | fs/jbd/commit.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/fs/jbd/commit.c b/fs/jbd/commit.c index 8e08efcaede2..a38c7186c570 100644 --- a/fs/jbd/commit.c +++ b/fs/jbd/commit.c @@ -104,7 +104,8 @@ static int journal_write_commit_record(journal_t *journal, { struct journal_head *descriptor; struct buffer_head *bh; - int i, ret; + journal_header_t *header; + int ret; int barrier_done = 0; if (is_journal_aborted(journal)) @@ -116,13 +117,10 @@ static int journal_write_commit_record(journal_t *journal, bh = jh2bh(descriptor); - /* AKPM: buglet - add `i' to tmp! */ - for (i = 0; i < bh->b_size; i += 512) { - journal_header_t *tmp = (journal_header_t*)bh->b_data; - tmp->h_magic = cpu_to_be32(JFS_MAGIC_NUMBER); - tmp->h_blocktype = cpu_to_be32(JFS_COMMIT_BLOCK); - tmp->h_sequence = cpu_to_be32(commit_transaction->t_tid); - } + header = (journal_header_t *)(bh->b_data); + header->h_magic = cpu_to_be32(JFS_MAGIC_NUMBER); + header->h_blocktype = cpu_to_be32(JFS_COMMIT_BLOCK); + header->h_sequence = cpu_to_be32(commit_transaction->t_tid); JBUFFER_TRACE(descriptor, "write commit block"); set_buffer_dirty(bh); |