From 4e402b222657702c0897214bf455e5a333d24b7a Mon Sep 17 00:00:00 2001
From: Peter Tihanyi <tihi@systream.hu>
Date: Tue, 9 Nov 2021 15:07:05 +0100
Subject: [PATCH] Set Index hashtree sync_stop timeout to 60 sec (#1803)

Co-authored-by: Peter Tihanyi <pete@systream.hu>
---
 src/riak_kv_index_hashtree.erl | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/riak_kv_index_hashtree.erl b/src/riak_kv_index_hashtree.erl
index f352a0d267..837ab5ee68 100644
--- a/src/riak_kv_index_hashtree.erl
+++ b/src/riak_kv_index_hashtree.erl
@@ -96,6 +96,9 @@
 %% Magic Tree id for 2i data.
 -define(INDEX_2I_N, {0, 0}).
 
+% gen_server call timeout for sync stop
+-define(SYNC_STOP_TIMEOUT, 60000).
+
 %% Throttle used when folding over K/V data to build AAE trees: {Limit, Wait}.
 %% After traversing Limit bytes, the fold will sleep for Wait milliseconds.
 %% Default: 1 MB limit / 100 ms wait
@@ -244,7 +247,7 @@ stop(Tree) ->
 sync_stop(undefined) ->
     ok;
 sync_stop(Tree) ->
-    gen_server:call(Tree, stop).
+    gen_server:call(Tree, stop, ?SYNC_STOP_TIMEOUT).
 
 %% @doc Destroy the specified index_hashtree, which will destroy all
 %%      associated hashtrees and terminate.