From: Sage Weil <sage@redhat.com>
Date: Wed, 5 Apr 2017 19:14:08 +0000 (-0400)
Subject: osd/osd_types: document snaps vectors are descending
X-Git-Tag: v12.0.3~28^2~20
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=bbc63bf204077f4756dde9997e742bd22192a46f;p=ceph.git

osd/osd_types: document snaps vectors are descending

Signed-off-by: Sage Weil <sage@redhat.com>
---

diff --git a/src/osd/osd_types.h b/src/osd/osd_types.h
index a728a4d1a6af..4c719e6c0067 100644
--- a/src/osd/osd_types.h
+++ b/src/osd/osd_types.h
@@ -4304,7 +4304,7 @@ struct SnapSet {
   vector<snapid_t> clones;   // ascending
   map<snapid_t, interval_set<uint64_t> > clone_overlap;  // overlap w/ next newest
   map<snapid_t, uint64_t> clone_size;
-  map<snapid_t, vector<snapid_t>> clone_snaps;
+  map<snapid_t, vector<snapid_t>> clone_snaps; // descending
 
   SnapSet() : seq(0), head_exists(false) {}
   explicit SnapSet(bufferlist& bl) {
@@ -4453,7 +4453,8 @@ struct object_info_t {
     return get_flag_string(flags);
   }
 
-  vector<snapid_t> legacy_snaps;  // [clone] pre-luminous; moved to SnapSet
+  /// [clone] descending. pre-luminous; moved to SnapSet
+  vector<snapid_t> legacy_snaps;
 
   uint64_t truncate_seq, truncate_size;