From: Igor Fedotov <ifedotov@mirantis.com>
Date: Tue, 28 Jun 2016 13:09:46 +0000 (+0300)
Subject: os/bluestore: implements "fast-track" to insert records into bluestore_extent_ref_map_t
X-Git-Tag: ses5-milestone5~268^2~4
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=490071795a180e7f039ed16b92bb8397ef50821d;p=ceph.git

os/bluestore: implements "fast-track" to insert records into bluestore_extent_ref_map_t

Signed-off-by: Igor Fedotov <ifedotov@mirantis.com>
---

diff --git a/src/os/bluestore/bluestore_types.h b/src/os/bluestore/bluestore_types.h
index 0948e937650f..5171ed35de5f 100644
--- a/src/os/bluestore/bluestore_types.h
+++ b/src/os/bluestore/bluestore_types.h
@@ -120,6 +120,14 @@ struct bluestore_extent_ref_map_t {
     return ref_map.empty();
   }
 
+  //raw reference insertion that assumes no conflicts/interference with the existing references
+  void fill(uint32_t offset, uint32_t len, int refs = 1) {
+    auto p = ref_map.insert(
+        map<uint32_t,record_t>::value_type(offset,
+                                           record_t(len, refs))).first;
+    _maybe_merge_left(p);
+  }
+
   void get(uint32_t offset, uint32_t len);
   void put(uint32_t offset, uint32_t len, vector<bluestore_pextent_t> *release);