From: Samuel Just <sam.just@inktank.com>
Date: Mon, 17 Feb 2014 01:42:30 +0000 (-0800)
Subject: buffer: allow caller to initialize bufferhash state
X-Git-Tag: v0.78~163^2~8
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=258af5ebe6edd010b2c310510dcf18b361360f1e;p=ceph.git

buffer: allow caller to initialize bufferhash state

Signed-off-by: Samuel Just <sam.just@inktank.com>
---

diff --git a/src/include/buffer.h b/src/include/buffer.h
index 4c275cacae9e..5491105f9487 100644
--- a/src/include/buffer.h
+++ b/src/include/buffer.h
@@ -448,6 +448,7 @@ public:
 
   public:
     hash() : crc(0) { }
+    hash(uint32_t init) : crc(init) { }
 
     void update(buffer::list& bl) {
       crc = bl.crc32c(crc);