From c02e56ecb326b63121637d6455dddd44626de9c9 Mon Sep 17 00:00:00 2001
From: runsisi <luo.runbing@zte.com.cn>
Date: Mon, 12 Nov 2018 20:01:32 +0800
Subject: [PATCH] librbd: fix missing unblock_writes if shrink is not allowed

Fixes: http://tracker.ceph.com/issues/36778

Signed-off-by: runsisi <luo.runbing@zte.com.cn>
(cherry picked from commit 3899bee9f5ea2c4b19fb1266a8b59f6e04e99926)
---
 src/librbd/operation/ResizeRequest.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/librbd/operation/ResizeRequest.cc b/src/librbd/operation/ResizeRequest.cc
index 31827f562f516..6eeadaa78da55 100644
--- a/src/librbd/operation/ResizeRequest.cc
+++ b/src/librbd/operation/ResizeRequest.cc
@@ -121,6 +121,7 @@ Context *ResizeRequest<I>::send_append_op_event() {
 
   if (m_new_size < m_original_size && !m_allow_shrink) {
     ldout(cct, 1) << " shrinking the image is not permitted" << dendl;
+    image_ctx.io_work_queue->unblock_writes();
     this->async_complete(-EINVAL);
     return nullptr;
   }
-- 
2.39.5