From 4e90e752eb2505b72de97d10653a8f83bcb19912 Mon Sep 17 00:00:00 2001
From: Vitaliy Filippov <vitalif@yourcmc.ru>
Date: Sat, 10 Aug 2024 19:23:26 +0300
Subject: [PATCH] Fix merge/flatten into a pool with different object size

---
 src/client/cluster_client.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/client/cluster_client.cpp b/src/client/cluster_client.cpp
index bedd5f55..f6e76721 100644
--- a/src/client/cluster_client.cpp
+++ b/src/client/cluster_client.cpp
@@ -1286,7 +1286,11 @@ void cluster_client_t::handle_op_part(cluster_op_part_t *part)
         if (op->opcode == OSD_OP_READ || op->opcode == OSD_OP_READ_BITMAP || op->opcode == OSD_OP_READ_CHAIN_BITMAP)
         {
             copy_part_bitmap(op, part);
-            op->version = op->parts.size() == 1 ? part->op.reply.rw.version : 0;
+            if (op->inode == op->cur_inode)
+            {
+                // Read only returns the version of the uppermost layer
+                op->version = op->parts.size() == 1 ? part->op.reply.rw.version : 0;
+            }
         }
         else if (op->opcode == OSD_OP_WRITE)
         {