jbd: need to hold j_state_lock to updates to transaction t_state to T_COMMIT

[safe/jmp/linux-2.6] / fs / jbd / recovery.c

diff --git a/fs/jbd/recovery.c b/fs/jbd/recovery.c
index 445eed6..43bc5e5 100644 (file)
--- a/fs/jbd/recovery.c
+++ b/fs/jbd/recovery.c
@@ -1,5 +1,5 @@
 /*
- * linux/fs/recovery.c
+ * linux/fs/jbd/recovery.c
  *
  * Written by Stephen C. Tweedie <sct@redhat.com>, 1999
  *
@@ -46,7 +46,7 @@ static int scan_revoke_records(journal_t *, struct buffer_head *,
 #ifdef __KERNEL__
 
 /* Release readahead buffers after use */
-void journal_brelse_array(struct buffer_head *b[], int n)
+static void journal_brelse_array(struct buffer_head *b[], int n)
 {
        while (--n >= 0)
                brelse (b[n]);
@@ -250,10 +250,10 @@ int journal_recover(journal_t *journal)
        if (!err)
                err = do_one_pass(journal, &info, PASS_REPLAY);
 
-       jbd_debug(0, "JBD: recovery, exit status %d, "
+       jbd_debug(1, "JBD: recovery, exit status %d, "
                  "recovered transactions %u to %u\n",
                  err, info.start_transaction, info.end_transaction);
-       jbd_debug(0, "JBD: Replayed %d and revoked %d/%d blocks\n",
+       jbd_debug(1, "JBD: Replayed %d and revoked %d/%d blocks\n",
                  info.nr_replays, info.nr_revoke_hits, info.nr_revokes);
 
        /* Restart the log at the next transaction ID, thus invalidating
@@ -297,7 +297,7 @@ int journal_skip_recovery(journal_t *journal)
 #ifdef CONFIG_JBD_DEBUG
                int dropped = info.end_transaction - be32_to_cpu(sb->s_sequence);
 #endif
-               jbd_debug(0,
+               jbd_debug(1,
                          "JBD: ignoring %d transaction%s from the journal.\n",
                          dropped, (dropped == 1) ? "" : "s");
                journal->j_transaction_sequence = ++info.end_transaction;
@@ -354,7 +354,7 @@ static int do_one_pass(journal_t *journal,
                struct buffer_head *    obh;
                struct buffer_head *    nbh;
 
-               cond_resched();         /* We're under lock_kernel() */
+               cond_resched();
 
                /* If we already know where to stop the log traversal,
                 * check right now that we haven't gone past the end of
@@ -478,7 +478,7 @@ static int do_one_pass(journal_t *journal,
                                        memcpy(nbh->b_data, obh->b_data,
                                                        journal->j_blocksize);
                                        if (flags & JFS_FLAG_ESCAPE) {
-                                               *((__be32 *)bh->b_data) =
+                                               *((__be32 *)nbh->b_data) =
                                                cpu_to_be32(JFS_MAGIC_NUMBER);
                                        }