[PATCH v1 11/25] structured-logging: add timer around do_read_index

[git]

From: Jeff Hostetler <jeffh...@microsoft.com>

Use a SLOG timer to record the time spent in do_read_index()
and report it in the "cmd_exit" event.

Signed-off-by: Jeff Hostetler <jeffh...@microsoft.com>
---
 read-cache.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/read-cache.c b/read-cache.c
index 3725882..df5dc87 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -1900,6 +1900,7 @@ static void freshen_shared_index(const char 
*shared_index, int warn)
 int read_index_from(struct index_state *istate, const char *path,
                    const char *gitdir)
 {
+       int slog_tid;
        uint64_t start = getnanotime();
        struct split_index *split_index;
        int ret;
@@ -1910,7 +1911,9 @@ int read_index_from(struct index_state *istate, const 
char *path,
        if (istate->initialized)
                return istate->cache_nr;
 
+       slog_tid = slog_start_timer("index", "do_read_index");
        ret = do_read_index(istate, path, 0);
+       slog_stop_timer(slog_tid);
        trace_performance_since(start, "read cache %s", path);
 
        split_index = istate->split_index;
@@ -1926,7 +1929,9 @@ int read_index_from(struct index_state *istate, const 
char *path,
 
        base_oid_hex = oid_to_hex(&split_index->base_oid);
        base_path = xstrfmt("%s/sharedindex.%s", gitdir, base_oid_hex);
+       slog_tid = slog_start_timer("index", "do_read_index");
        ret = do_read_index(split_index->base, base_path, 1);
+       slog_stop_timer(slog_tid);
        if (oidcmp(&split_index->base_oid, &split_index->base->oid))
                die("broken index, expect %s in %s, got %s",
                    base_oid_hex, base_path,
-- 
2.9.3