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-rw-r--r--include/trace/events/bcache.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/include/trace/events/bcache.h b/include/trace/events/bcache.h
index 32c89b33c391..e2b9576d00e2 100644
--- a/include/trace/events/bcache.h
+++ b/include/trace/events/bcache.h
@@ -368,6 +368,35 @@ DEFINE_EVENT(btree_node, bcache_btree_set_root,
TP_ARGS(b)
);
+TRACE_EVENT(bcache_keyscan,
+ TP_PROTO(unsigned nr_found,
+ unsigned start_inode, uint64_t start_offset,
+ unsigned end_inode, uint64_t end_offset),
+ TP_ARGS(nr_found,
+ start_inode, start_offset,
+ end_inode, end_offset),
+
+ TP_STRUCT__entry(
+ __field(__u32, nr_found )
+ __field(__u32, start_inode )
+ __field(__u64, start_offset )
+ __field(__u32, end_inode )
+ __field(__u64, end_offset )
+ ),
+
+ TP_fast_assign(
+ __entry->nr_found = nr_found;
+ __entry->start_inode = start_inode;
+ __entry->start_offset = start_offset;
+ __entry->end_inode = end_inode;
+ __entry->end_offset = end_offset;
+ ),
+
+ TP_printk("found %u keys from %u:%llu to %u:%llu", __entry->nr_found,
+ __entry->start_inode, __entry->start_offset,
+ __entry->end_inode, __entry->end_offset)
+);
+
/* Allocator */
TRACE_EVENT(bcache_alloc_invalidate,