From 594594ec72f123fa4a2fe27e3e1cba2f387c627e Mon Sep 17 00:00:00 2001
From: Ryan Fleury <ryan.j.fleury@gmail.com>
Date: Mon, 2 Jun 2025 15:28:26 -0700
Subject: [PATCH] adjust ctrl memory cache committing condition to be more
 robust to bad regions. otherwise we were flooding new request to repeatedly
 recopy from the client, when we effectively already knew it would never be
 valid.

---
 src/ctrl/ctrl_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ctrl/ctrl_core.c b/src/ctrl/ctrl_core.c
index 4121be7c..135f14a1 100644
--- a/src/ctrl/ctrl_core.c
+++ b/src/ctrl/ctrl_core.c
@@ -6745,7 +6745,7 @@ ASYNC_WORK_DEF(ctrl_mem_stream_work)
         {
           if(hs_id_match(range_n->id, key.id))
           {
-            if(!u128_match(u128_zero(), hash))
+            if(pre_read_mem_gen == post_read_mem_gen)
             {
               range_n->mem_gen = post_read_mem_gen;
             }