ocfs2: Add trace event for trim.

Add the corresponding trace event for trim.

Signed-off-by: Tao Ma <boyu.mt@taobao.com>
Signed-off-by: Joel Becker <jlbec@evilplan.org>

1 files changed, 25 insertions, 0 deletions

diff --git a/fs/ocfs2/ocfs2_trace.h b/fs/ocfs2/ocfs2_trace.h
index a1dae5bb54ac..3b481f490633 100644
--- a/fs/ocfs2/ocfs2_trace.h
+++ b/fs/ocfs2/ocfs2_trace.h
@@ -688,6 +688,31 @@ TRACE_EVENT(ocfs2_cache_block_dealloc,
                   __entry->blkno, __entry->bit)
 );
 
+TRACE_EVENT(ocfs2_trim_extent,
+        TP_PROTO(struct super_block *sb, unsigned long long blk,
+                 unsigned long long count),
+        TP_ARGS(sb, blk, count),
+        TP_STRUCT__entry(
+                __field(int, dev_major)
+                __field(int, dev_minor)
+                __field(unsigned long long, blk)
+                __field(__u64,  count)
+        ),
+        TP_fast_assign(
+                __entry->dev_major = MAJOR(sb->s_dev);
+                __entry->dev_minor = MINOR(sb->s_dev);
+                __entry->blk = blk;
+                __entry->count = count;
+        ),
+        TP_printk("%d %d %llu %llu",
+                  __entry->dev_major, __entry->dev_minor,
+                  __entry->blk, __entry->count)
+);
+
+DEFINE_OCFS2_ULL_UINT_UINT_UINT_EVENT(ocfs2_trim_group);
+
+DEFINE_OCFS2_ULL_ULL_ULL_EVENT(ocfs2_trim_fs);
+
 /* End of trace events for fs/ocfs2/alloc.c. */
 
 /* Trace events for fs/ocfs2/localalloc.c. */