From 9da684316630ac1c087e03ca6ec039bd4222c0bd Mon Sep 17 00:00:00 2001
From: Sage Weil <sage@redhat.com>
Date: Tue, 16 May 2017 17:31:07 -0400
Subject: [PATCH] osd/PGLog: avoid pinning large buffers with ObjectModDesc

Accidentally removed by 5e0ec06376f832d32a6b1af390f925a59b03798f.

Signed-off-by: Sage Weil <sage@redhat.com>
---
 src/osd/PGLog.h     | 3 +++
 src/osd/osd_types.h | 2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/osd/PGLog.h b/src/osd/PGLog.h
index e4d0fa304ab3..d4dfc450a42b 100644
--- a/src/osd/PGLog.h
+++ b/src/osd/PGLog.h
@@ -440,6 +440,9 @@ public:
 	assert(get_can_rollback_to() == head);
       }
 
+      // make sure our buffers don't pin bigger buffers
+      e.mod_desc.trim_bl();
+
       // add to log
       log.push_back(e);
 
diff --git a/src/osd/osd_types.h b/src/osd/osd_types.h
index 68804cad1510..0f1856c60cf8 100644
--- a/src/osd/osd_types.h
+++ b/src/osd/osd_types.h
@@ -3225,7 +3225,7 @@ public:
    * in the case that bl contains ptrs which point into a much larger
    * message buffer
    */
-  void trim_bl() {
+  void trim_bl() const {
     if (bl.length() > 0)
       bl.rebuild();
   }
-- 
2.47.3