[PATCH v1 12/25] structured-logging: add timer around do_write_index

[git@jeffhostetler.com]

From: Jeff Hostetler <jeffhost@microsoft.com>

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

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

diff --git a/read-cache.c b/read-cache.c
index df5dc87..7fe66b5 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -2433,7 +2433,9 @@ static int commit_locked_index(struct lock_file *lk)
 static int do_write_locked_index(struct index_state *istate, struct lock_file *lock,
 				 unsigned flags)
 {
+	int slog_timer = slog_start_timer("index", "do_write_index");
 	int ret = do_write_index(istate, lock->tempfile, 0);
+	slog_stop_timer(slog_timer);
 	if (ret)
 		return ret;
 	if (flags & COMMIT_LOCK)
@@ -2514,11 +2516,14 @@ static int clean_shared_index_files(const char *current_hex)
 static int write_shared_index(struct index_state *istate,
 			      struct tempfile **temp)
 {
+	int slog_tid = SLOG_UNDEFINED_TIMER_ID;
 	struct split_index *si = istate->split_index;
 	int ret;
 
 	move_cache_to_base_index(istate);
+	slog_tid = slog_start_timer("index", "do_write_index");
 	ret = do_write_index(si->base, *temp, 1);
+	slog_stop_timer(slog_tid);
 	if (ret)
 		return ret;
 	ret = adjust_shared_perm(get_tempfile_path(*temp));
-- 
2.9.3