From 42fc241cb753222e9036911a3299e574b868c7d2 Mon Sep 17 00:00:00 2001 From: VilhoRaatikka Date: Wed, 5 Nov 2014 12:15:48 +0200 Subject: [PATCH] Added comment to server selection routine --- server/modules/routing/readwritesplit/readwritesplit.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/server/modules/routing/readwritesplit/readwritesplit.c b/server/modules/routing/readwritesplit/readwritesplit.c index 85b4aa32a..7f3156a47 100644 --- a/server/modules/routing/readwritesplit/readwritesplit.c +++ b/server/modules/routing/readwritesplit/readwritesplit.c @@ -2631,7 +2631,12 @@ static bool select_connect_backend_servers( /* get the root Master */ master_host = get_root_master(backend_ref, router_nservers); - /** Master is already chosen and connected. This is slave failure case */ + /** + * Master is already chosen and connected. It means that the function + * was called from error handling function or from some other similar + * function where session was already established but new slaves needed + * to be selected. + */ if (*p_master_ref != NULL && BREF_IS_IN_USE((*p_master_ref))) {