r8169: Tx performance tweak helper

[linux-2.6-omap-h63xx.git] / fs / jbd / commit.c

diff --git a/fs/jbd/commit.c b/fs/jbd/commit.c
index a38c7186c5704e438236994baa18014b4bacb801..5a8ca61498caf36cbb818fddc00eafbca2642f03 100644 (file)
--- a/fs/jbd/commit.c
+++ b/fs/jbd/commit.c
@@ -406,22 +406,6 @@ void journal_commit_transaction(journal_t *journal)
 
        jbd_debug (3, "JBD: commit phase 2\n");
 
-       /*
-        * First, drop modified flag: all accesses to the buffers
-        * will be tracked for a new trasaction only -bzzz
-        */
-       spin_lock(&journal->j_list_lock);
-       if (commit_transaction->t_buffers) {
-               new_jh = jh = commit_transaction->t_buffers->b_tnext;
-               do {
-                       J_ASSERT_JH(new_jh, new_jh->b_modified == 1 ||
-                                       new_jh->b_modified == 0);
-                       new_jh->b_modified = 0;
-                       new_jh = new_jh->b_tnext;
-               } while (new_jh != jh);
-       }
-       spin_unlock(&journal->j_list_lock);
-
        /*
         * Now start flushing things to disk, in the order they appear
         * on the transaction lists.  Data blocks go first.
@@ -486,7 +470,12 @@ void journal_commit_transaction(journal_t *journal)
         * transaction!  Now comes the tricky part: we need to write out
         * metadata.  Loop over the transaction's entire buffer list:
         */
+       spin_lock(&journal->j_state_lock);
        commit_transaction->t_state = T_COMMIT;
+       spin_unlock(&journal->j_state_lock);
+
+       J_ASSERT(commit_transaction->t_nr_buffers <=
+                commit_transaction->t_outstanding_credits);
 
        descriptor = NULL;
        bufs = 0;