From: Mukund Sivaraman <muks@isc.org>
Date: Fri, 3 May 2013 13:14:25 +0000 (+0530)
Subject: [2850] Add a comment
X-Git-Tag: bind10-1.2.0beta1-release~466^2~17^2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=0dccb67c0e49f3448e7fc3da7a5e414113bf36dc;p=thirdparty%2Fkea.git

[2850] Add a comment
---

diff --git a/src/lib/datasrc/memory/zone_table_segment_mapped.cc b/src/lib/datasrc/memory/zone_table_segment_mapped.cc
index c80879e2ed..39ef31ea42 100644
--- a/src/lib/datasrc/memory/zone_table_segment_mapped.cc
+++ b/src/lib/datasrc/memory/zone_table_segment_mapped.cc
@@ -120,6 +120,9 @@ ZoneTableSegmentMapped::processHeader(MemorySegmentMapped& segment,
             header_ = static_cast<ZoneTableHeader*>(result.second);
         }
     } else {
+        // First allocate a ZONE_TABLE_HEADER_NAME, so that we can set
+        // it without growing the segment (and changing the header's
+        // address).
         segment.setNamedAddress(ZONE_TABLE_HEADER_NAME, NULL);
         void* ptr = NULL;
         while (!ptr) {