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authorThomas Gleixner <tglx@mtd.linutronix.de>2005-11-06 15:36:37 +0100
committerThomas Gleixner <tglx@mtd.linutronix.de>2005-11-06 15:36:37 +0100
commit2fc2991175bf77395e6b15fe6b2304d3bf72da40 (patch)
treeb0ff38c09240e7c00e1577d447ebe89143d752dc /fs/jbd/transaction.c
parent8b491d750885ebe8e7d385ce4186c85957d67123 (diff)
parent7015faa7df829876a0f931cd18aa6d7c24a1b581 (diff)
Merge branch 'master' of /home/tglx/work/mtd/git/linux-2.6.git/
Diffstat (limited to 'fs/jbd/transaction.c')
-rw-r--r--fs/jbd/transaction.c44
1 files changed, 23 insertions, 21 deletions
diff --git a/fs/jbd/transaction.c b/fs/jbd/transaction.c
index 77b7662b840..13cb05bf604 100644
--- a/fs/jbd/transaction.c
+++ b/fs/jbd/transaction.c
@@ -490,23 +490,21 @@ void journal_unlock_updates (journal_t *journal)
*/
static void jbd_unexpected_dirty_buffer(struct journal_head *jh)
{
- struct buffer_head *bh = jh2bh(jh);
int jlist;
- if (buffer_dirty(bh)) {
- /* If this buffer is one which might reasonably be dirty
- * --- ie. data, or not part of this journal --- then
- * we're OK to leave it alone, but otherwise we need to
- * move the dirty bit to the journal's own internal
- * JBDDirty bit. */
- jlist = jh->b_jlist;
-
- if (jlist == BJ_Metadata || jlist == BJ_Reserved ||
- jlist == BJ_Shadow || jlist == BJ_Forget) {
- if (test_clear_buffer_dirty(jh2bh(jh))) {
- set_bit(BH_JBDDirty, &jh2bh(jh)->b_state);
- }
- }
+ /* If this buffer is one which might reasonably be dirty
+ * --- ie. data, or not part of this journal --- then
+ * we're OK to leave it alone, but otherwise we need to
+ * move the dirty bit to the journal's own internal
+ * JBDDirty bit. */
+ jlist = jh->b_jlist;
+
+ if (jlist == BJ_Metadata || jlist == BJ_Reserved ||
+ jlist == BJ_Shadow || jlist == BJ_Forget) {
+ struct buffer_head *bh = jh2bh(jh);
+
+ if (test_clear_buffer_dirty(bh))
+ set_buffer_jbddirty(bh);
}
}
@@ -574,9 +572,14 @@ repeat:
if (jh->b_next_transaction)
J_ASSERT_JH(jh, jh->b_next_transaction ==
transaction);
- JBUFFER_TRACE(jh, "Unexpected dirty buffer");
- jbd_unexpected_dirty_buffer(jh);
- }
+ }
+ /*
+ * In any case we need to clean the dirty flag and we must
+ * do it under the buffer lock to be sure we don't race
+ * with running write-out.
+ */
+ JBUFFER_TRACE(jh, "Unexpected dirty buffer");
+ jbd_unexpected_dirty_buffer(jh);
}
unlock_buffer(bh);
@@ -1337,8 +1340,7 @@ int journal_stop(handle_t *handle)
if (handle->h_sync) {
do {
old_handle_count = transaction->t_handle_count;
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
} while (old_handle_count != transaction->t_handle_count);
}
@@ -1619,7 +1621,7 @@ out:
* while the data is part of a transaction. Yes?
*/
int journal_try_to_free_buffers(journal_t *journal,
- struct page *page, int unused_gfp_mask)
+ struct page *page, gfp_t unused_gfp_mask)
{
struct buffer_head *head;
struct buffer_head *bh;