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| author | Jan Kara <jack@suse.cz> | 2013-06-04 12:10:11 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2013-06-04 12:10:11 -0400 |
| commit | 2f387f849b6a5be5b4b914c43a8af0406279db11 (patch) | |
| tree | 19e82529652e0aa8990b2283216f4c357dd1f7be | |
| parent | b34090e5e22a02fba0e4473056cce9420ad9dd0b (diff) | |
| download | linux-2f387f849b6a5be5b4b914c43a8af0406279db11.tar.bz2 | |
jbd2: remove outdated comment
The comment about credit estimates isn't true anymore. We do what the
comment describes now.
Reviewed-by: Zheng Liu <wenqing.lz@taobao.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
| -rw-r--r-- | fs/jbd2/transaction.c | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c index 6f4248dd8759..60361c634b5d 100644 --- a/fs/jbd2/transaction.c +++ b/fs/jbd2/transaction.c @@ -283,16 +283,6 @@ repeat: * reduce the free space arbitrarily. Be careful to account for * those buffers when checkpointing. */ - - /* - * @@@ AKPM: This seems rather over-defensive. We're giving commit - * a _lot_ of headroom: 1/4 of the journal plus the size of - * the committing transaction. Really, we only need to give it - * committing_transaction->t_outstanding_credits plus "enough" for - * the log control blocks. - * Also, this test is inconsistent with the matching one in - * jbd2_journal_extend(). - */ if (__jbd2_log_space_left(journal) < jbd_space_needed(journal)) { jbd_debug(2, "Handle %p waiting for checkpoint...\n", handle); atomic_sub(nblocks, &transaction->t_outstanding_credits); |