From: Somnath Roy <somnath.roy@sandisk.com>
Date: Mon, 26 Sep 2016 00:52:00 +0000 (-0700)
Subject: BlueStore: Fixed a memory leak
X-Git-Tag: v11.0.1~95^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F11223%2Fhead;p=ceph.git

BlueStore: Fixed a memory leak

If a Blob is spanning is not getting deleted as spanning_blob_map
is holding one ref.Explicitly decreasing Blob ref from ExtentMap
destructor and erasing from spanning_blob_map is fixing the leak.

Signed-off-by: Somnath Roy <somnath.roy@sandisk.com>
---

diff --git a/src/os/bluestore/BlueStore.h b/src/os/bluestore/BlueStore.h
index b206bb087b14..2fe63f501b6c 100644
--- a/src/os/bluestore/BlueStore.h
+++ b/src/os/bluestore/BlueStore.h
@@ -554,6 +554,7 @@ public:
 
     ExtentMap(Onode *o);
     ~ExtentMap() {
+      spanning_blob_map.clear_and_dispose([&](Blob *b) { b->put(); });
       extent_map.clear_and_dispose([&](Extent *e) { delete e; });
     }