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-rw-r--r--include/trace/events/ext4.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index 849aaba75dc8..ff4bd1b35246 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -2450,6 +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 */