From: Jason Dillaman <dillaman@redhat.com>
Date: Sun, 1 Mar 2015 05:43:26 +0000 (-0500)
Subject: librbd: missing callback log message for CopyupRequest object map update
X-Git-Tag: v0.94~65^2~5
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=0e584635f97ef15dd4b0a5b3b56ac3af6a6ba717;p=ceph.git

librbd: missing callback log message for CopyupRequest object map update

Add log message to assist in future debugging of the CopyupRequest
state machine.

Signed-off-by: Jason Dillaman <dillaman@redhat.com>
---

diff --git a/src/librbd/CopyupRequest.cc b/src/librbd/CopyupRequest.cc
index 68708e8928f43..12f938a52991d 100644
--- a/src/librbd/CopyupRequest.cc
+++ b/src/librbd/CopyupRequest.cc
@@ -139,7 +139,7 @@ namespace librbd {
 	// nothing to copyup
 	return true;
       } else if (send_object_map()) {
-	return true; 
+	return true;
       }
       break;
 
@@ -169,6 +169,11 @@ namespace librbd {
   }
 
   bool CopyupRequest::send_object_map() {
+    ldout(m_ictx->cct, 20) << __func__ << " " << this
+			   << ": oid " << m_oid
+                           << ", extents " << m_image_extents
+                           << dendl;
+
     bool copyup = false;
     {
       RWLock::RLocker l(m_ictx->owner_lock);
@@ -177,7 +182,7 @@ namespace librbd {
       } else if (!m_ictx->image_watcher->is_lock_owner()) {
 	ldout(m_ictx->cct, 20) << "exclusive lock not held for copy-on-read"
 			       << dendl;
-	return true; 
+	return true;
       } else {
 	m_state = STATE_OBJECT_MAP;
         if (!m_ictx->object_map.aio_update(m_object_no, OBJECT_EXISTS,