1 files changed, 10 insertions, 4 deletions

diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index c1bd8f1e8b94..7c6bbb7198a3 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -236,6 +236,7 @@ TRACE_EVENT(ext4_da_writepages,
                 __field(        char,   for_kupdate             )
                 __field(        char,   for_reclaim             )
                 __field(        char,   range_cyclic            )
+                __field(       pgoff_t, writeback_index         )
         ),
 
         TP_fast_assign(
@@ -249,15 +250,17 @@ TRACE_EVENT(ext4_da_writepages,
                 __entry->for_kupdate    = wbc->for_kupdate;
                 __entry->for_reclaim    = wbc->for_reclaim;
                 __entry->range_cyclic   = wbc->range_cyclic;
+                __entry->writeback_index = inode->i_mapping->writeback_index;
         ),
 
-        TP_printk("dev %s ino %lu nr_to_write %ld pages_skipped %ld range_start %llu range_end %llu nonblocking %d for_kupdate %d for_reclaim %d range_cyclic %d",
+        TP_printk("dev %s ino %lu nr_to_write %ld pages_skipped %ld range_start %llu range_end %llu nonblocking %d for_kupdate %d for_reclaim %d range_cyclic %d writeback_index %lu",
                   jbd2_dev_to_name(__entry->dev),
                   (unsigned long) __entry->ino, __entry->nr_to_write,
                   __entry->pages_skipped, __entry->range_start,
                   __entry->range_end, __entry->nonblocking,
                   __entry->for_kupdate, __entry->for_reclaim,
-                  __entry->range_cyclic)
+                  __entry->range_cyclic,
+                  (unsigned long) __entry->writeback_index)
 );
 
 TRACE_EVENT(ext4_da_write_pages,
@@ -309,6 +312,7 @@ TRACE_EVENT(ext4_da_writepages_result,
                 __field(        char,   encountered_congestion  )
                 __field(        char,   more_io                 )       
                 __field(        char,   no_nrwrite_index_update )
+                __field(       pgoff_t, writeback_index         )
         ),
 
         TP_fast_assign(
@@ -320,14 +324,16 @@ TRACE_EVENT(ext4_da_writepages_result,
                 __entry->encountered_congestion = wbc->encountered_congestion;
                 __entry->more_io        = wbc->more_io;
                 __entry->no_nrwrite_index_update = wbc->no_nrwrite_index_update;
+                __entry->writeback_index = inode->i_mapping->writeback_index;
         ),
 
-        TP_printk("dev %s ino %lu ret %d pages_written %d pages_skipped %ld congestion %d more_io %d no_nrwrite_index_update %d",
+        TP_printk("dev %s ino %lu ret %d pages_written %d pages_skipped %ld congestion %d more_io %d no_nrwrite_index_update %d writeback_index %lu",
                   jbd2_dev_to_name(__entry->dev),
                   (unsigned long) __entry->ino, __entry->ret,
                   __entry->pages_written, __entry->pages_skipped,
                   __entry->encountered_congestion, __entry->more_io,
-                  __entry->no_nrwrite_index_update)
+                  __entry->no_nrwrite_index_update,
+                  (unsigned long) __entry->writeback_index)
 );
 
 TRACE_EVENT(ext4_da_write_begin,