[PATCH v1 2/3] add performance tracing around traverse_trees() in unpack_trees()

[Ben Peart]

Signed-off-by: Ben Peart <benpe...@microsoft.com>
---
 unpack-trees.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/unpack-trees.c b/unpack-trees.c
index 3a85a02a77..1f58efc6bb 100644
--- a/unpack-trees.c
+++ b/unpack-trees.c
@@ -1326,6 +1326,7 @@ int unpack_trees(unsigned len, struct tree_desc *t, 
struct unpack_trees_options
        if (len) {
                const char *prefix = o->prefix ? o->prefix : "";
                struct traverse_info info;
+               uint64_t start;
 
                setup_traverse_info(&info, prefix);
                info.fn = unpack_callback;
@@ -1350,8 +1351,10 @@ int unpack_trees(unsigned len, struct tree_desc *t, 
struct unpack_trees_options
                        }
                }
 
+               start = getnanotime();
                if (traverse_trees(len, t, &info) < 0)
                        goto return_failed;
+               trace_performance_since(start, "traverse_trees");
        }
 
        /* Any left-over entries in the index? */
-- 
2.17.0.gvfs.1.123.g449c066