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| author | Theodore Ts'o <tytso@mit.edu> | 2008-11-05 00:09:22 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2008-11-05 00:09:22 -0500 |
| commit | 1a0d3786dd57dbd74f340322054c3d618b999dcf (patch) | |
| tree | b10b3ed6cb60ee34a4e8140e60da2ecc34b52f32 /fs/jbd2/journal.c | |
| parent | 498e5f24158da7bf8fa48074a70e370e22844492 (diff) | |
| download | blackbird-obmc-linux-1a0d3786dd57dbd74f340322054c3d618b999dcf.tar.gz blackbird-obmc-linux-1a0d3786dd57dbd74f340322054c3d618b999dcf.zip | |
jbd2: Remove a large array of bh's from the stack of the checkpoint routine
jbd2_log_do_checkpoint()n is one of the kernel's largest stack users.
Move the array of buffer head's from the stack of jbd2_log_do_checkpoint()
to the in-core journal structure.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/jbd2/journal.c')
| -rw-r--r-- | fs/jbd2/journal.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c index fd1d7557a098..34ef98057202 100644 --- a/fs/jbd2/journal.c +++ b/fs/jbd2/journal.c @@ -1477,7 +1477,9 @@ int jbd2_journal_destroy(journal_t *journal) spin_lock(&journal->j_list_lock); while (journal->j_checkpoint_transactions != NULL) { spin_unlock(&journal->j_list_lock); + mutex_lock(&journal->j_checkpoint_mutex); jbd2_log_do_checkpoint(journal); + mutex_unlock(&journal->j_checkpoint_mutex); spin_lock(&journal->j_list_lock); } |
