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-rw-r--r--include/linux/jbd2.h9
-rw-r--r--include/linux/writeback.h10
2 files changed, 18 insertions, 1 deletions
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index 463d6f10b64f..c7d106ef22e2 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -641,6 +641,11 @@ struct transaction_s
*/
int t_handle_count;
+ /*
+ * For use by the filesystem to store fs-specific data
+ * structures associated with the transaction
+ */
+ struct list_head t_private_list;
};
struct transaction_run_stats_s {
@@ -935,6 +940,10 @@ struct journal_s
pid_t j_last_sync_writer;
+ /* This function is called when a transaction is closed */
+ void (*j_commit_callback)(journal_t *,
+ transaction_t *);
+
/*
* Journal statistics
*/
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index 12b15c561a1f..e585657e9831 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -63,7 +63,15 @@ struct writeback_control {
unsigned for_writepages:1; /* This is a writepages() call */
unsigned range_cyclic:1; /* range_start is cyclic */
unsigned more_io:1; /* more io to be dispatched */
- unsigned range_cont:1;
+ /*
+ * write_cache_pages() won't update wbc->nr_to_write and
+ * mapping->writeback_index if no_nrwrite_index_update
+ * is set. write_cache_pages() may write more than we
+ * requested and we want to make sure nr_to_write and
+ * writeback_index are updated in a consistent manner
+ * so we use a single control to update them
+ */
+ unsigned no_nrwrite_index_update:1;
};
/*