From: Mykola Golub <mgolub@suse.com>
Date: Wed, 24 Jul 2019 12:35:01 +0000 (+0100)
Subject: librbd: don't use complete_external_callback if ImageCtx destroyed
X-Git-Tag: v15.1.0~2094^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F29263%2Fhead;p=ceph.git

librbd: don't use complete_external_callback if ImageCtx destroyed

complete_external_callback (which requires ImageCtx) is used to
prevent concurrent callbacks, and not needed in this particular case.

Signed-off-by: Mykola Golub <mgolub@suse.com>
---

diff --git a/src/librbd/io/AioCompletion.cc b/src/librbd/io/AioCompletion.cc
index 44ad7b72fdb0..603c1f18fb1a 100644
--- a/src/librbd/io/AioCompletion.cc
+++ b/src/librbd/io/AioCompletion.cc
@@ -95,6 +95,7 @@ void AioCompletion::complete() {
     // must destroy ImageCtx prior to invoking callback
     delete ictx;
     ictx = nullptr;
+    external_callback = false;
   }
 
   state = AIO_STATE_CALLBACK;