1 files changed, 51 insertions, 8 deletions

diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index d4f70a7fe876..ff4bd1b35246 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -2369,7 +2369,7 @@ TRACE_EVENT(ext4_es_lookup_extent_exit,
                   show_extent_status(__entry->found ? __entry->status : 0))
 );
 
-TRACE_EVENT(ext4_es_shrink_enter,
+DECLARE_EVENT_CLASS(ext4__es_shrink_enter,
         TP_PROTO(struct super_block *sb, int nr_to_scan, int cache_cnt),
 
         TP_ARGS(sb, nr_to_scan, cache_cnt),
@@ -2391,26 +2391,38 @@ TRACE_EVENT(ext4_es_shrink_enter,
                   __entry->nr_to_scan, __entry->cache_cnt)
 );
 
-TRACE_EVENT(ext4_es_shrink_exit,
-        TP_PROTO(struct super_block *sb, int shrunk_nr, int cache_cnt),
+DEFINE_EVENT(ext4__es_shrink_enter, ext4_es_shrink_count,
+        TP_PROTO(struct super_block *sb, int nr_to_scan, int cache_cnt),
 
-        TP_ARGS(sb, shrunk_nr, cache_cnt),
+        TP_ARGS(sb, nr_to_scan, cache_cnt)
+);
+
+DEFINE_EVENT(ext4__es_shrink_enter, ext4_es_shrink_scan_enter,
+        TP_PROTO(struct super_block *sb, int nr_to_scan, int cache_cnt),
+
+        TP_ARGS(sb, nr_to_scan, cache_cnt)
+);
+
+TRACE_EVENT(ext4_es_shrink_scan_exit,
+        TP_PROTO(struct super_block *sb, int nr_shrunk, int cache_cnt),
+
+        TP_ARGS(sb, nr_shrunk, cache_cnt),
 
         TP_STRUCT__entry(
                 __field(        dev_t,  dev                     )
-                __field(        int,    shrunk_nr               )
+                __field(        int,    nr_shrunk               )
                 __field(        int,    cache_cnt               )
         ),
 
         TP_fast_assign(
                 __entry->dev            = sb->s_dev;
-                __entry->shrunk_nr      = shrunk_nr;
+                __entry->nr_shrunk      = nr_shrunk;
                 __entry->cache_cnt      = cache_cnt;
         ),
 
-        TP_printk("dev %d,%d shrunk_nr %d cache_cnt %d",
+        TP_printk("dev %d,%d nr_shrunk %d cache_cnt %d",
                   MAJOR(__entry->dev), MINOR(__entry->dev),
-                  __entry->shrunk_nr, __entry->cache_cnt)
+                  __entry->nr_shrunk, __entry->cache_cnt)
 );
 
 TRACE_EVENT(ext4_collapse_range,
@@ -2438,6 +2450,37 @@ TRACE_EVENT(ext4_collapse_range,
                   __entry->offset, __entry->len)
 );
 
+TRACE_EVENT(ext4_es_shrink,
+        TP_PROTO(struct super_block *sb, int nr_shrunk, u64 scan_time,
+                 int skip_precached, int nr_skipped, int retried),
+
+        TP_ARGS(sb, nr_shrunk, scan_time, skip_precached, nr_skipped, retried),
+
+        TP_STRUCT__entry(
+                __field(        dev_t,          dev             )
+                __field(        int,            nr_shrunk       )
+                __field(        unsigned long long, scan_time   )
+                __field(        int,            skip_precached  )
+                __field(        int,            nr_skipped      )
+                __field(        int,            retried         )
+        ),
+
+        TP_fast_assign(
+                __entry->dev            = sb->s_dev;
+                __entry->nr_shrunk      = nr_shrunk;
+                __entry->scan_time      = div_u64(scan_time, 1000);
+                __entry->skip_precached = skip_precached;
+                __entry->nr_skipped     = nr_skipped;
+                __entry->retried        = retried;
+        ),
+
+        TP_printk("dev %d,%d nr_shrunk %d, scan_time %llu skip_precached %d "
+                  "nr_skipped %d retried %d",
+                  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->nr_shrunk,
+                  __entry->scan_time, __entry->skip_precached,
+                  __entry->nr_skipped, __entry->retried)
+);
+
 #endif /* _TRACE_EXT4_H */
 
 /* This part must be outside protection */