spin_lock_init(&transaction->t_handle_lock);
/* Set up the commit timer for the new transaction. */
- journal->j_commit_timer->expires = transaction->t_expires;
- add_timer(journal->j_commit_timer);
+ journal->j_commit_timer.expires = transaction->t_expires;
+ add_timer(&journal->j_commit_timer);
J_ASSERT(journal->j_running_transaction == NULL);
journal->j_running_transaction = transaction;
spin_unlock(&transaction->t_handle_lock);
spin_unlock(&journal->j_state_lock);
out:
- kfree(new_transaction);
+ if (unlikely(new_transaction)) /* It's usually NULL */
+ kfree(new_transaction);
return ret;
}
* to make sure that we serialise special journal-locked operations
* too.
*/
- down(&journal->j_barrier);
+ mutex_lock(&journal->j_barrier);
}
/**
{
J_ASSERT(journal->j_barrier_count != 0);
- up(&journal->j_barrier);
+ mutex_unlock(&journal->j_barrier);
spin_lock(&journal->j_state_lock);
--journal->j_barrier_count;
spin_unlock(&journal->j_state_lock);
journal_cancel_revoke(handle, jh);
out:
- kfree(frozen_buffer);
+ if (unlikely(frozen_buffer)) /* It's usually NULL */
+ kfree(frozen_buffer);
JBUFFER_TRACE(jh, "exit");
return error;
jbd_unlock_bh_state(bh);
out:
journal_put_journal_head(jh);
- kfree(committed_data);
+ if (unlikely(committed_data))
+ kfree(committed_data);
return err;
}
}
/**
- * int journal_invalidatepage()
+ * void journal_invalidatepage()
* @journal: journal to use for flush...
* @page: page to flush
* @offset: length of page to invalidate.
*
* Reap page buffers containing data after offset in page.
*
- * Return non-zero if the page's buffers were successfully reaped.
*/
-int journal_invalidatepage(journal_t *journal,
+void journal_invalidatepage(journal_t *journal,
struct page *page,
unsigned long offset)
{
if (!PageLocked(page))
BUG();
if (!page_has_buffers(page))
- return 1;
+ return;
/* We will potentially be playing with lists other than just the
* data lists (especially for journaled data mode), so be
} while (bh != head);
if (!offset) {
- if (!may_free || !try_to_free_buffers(page))
- return 0;
- J_ASSERT(!page_has_buffers(page));
+ if (may_free && try_to_free_buffers(page))
+ J_ASSERT(!page_has_buffers(page));
}
- return 1;
}
/*
__journal_temp_unlink_buffer(jh);
jh->b_transaction = jh->b_next_transaction;
jh->b_next_transaction = NULL;
- __journal_file_buffer(jh, jh->b_transaction, BJ_Metadata);
+ __journal_file_buffer(jh, jh->b_transaction,
+ was_dirty ? BJ_Metadata : BJ_Reserved);
J_ASSERT_JH(jh, jh->b_transaction->t_state == T_RUNNING);
if (was_dirty)