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-rw-r--r--include/trace/events/ext4.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index 5ce2b2f5f524..6f27a59fc90d 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -1520,6 +1520,28 @@ TRACE_EVENT(ext4_load_inode,
(unsigned long) __entry->ino)
);
+TRACE_EVENT(ext4_journal_start,
+ TP_PROTO(struct super_block *sb, int nblocks, unsigned long IP),
+
+ TP_ARGS(sb, nblocks, IP),
+
+ TP_STRUCT__entry(
+ __field( dev_t, dev )
+ __field( int, nblocks )
+ __field(unsigned long, ip )
+ ),
+
+ TP_fast_assign(
+ __entry->dev = sb->s_dev;
+ __entry->nblocks = nblocks;
+ __entry->ip = IP;
+ ),
+
+ TP_printk("dev %d,%d nblocks %d caller %pF",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->nblocks, (void *)__entry->ip)
+);
+
#endif /* _TRACE_EXT4_H */
/* This part must be outside protection */