From: Greg Farnum <greg@inktank.com>
Date: Mon, 21 Oct 2013 21:11:28 +0000 (-0700)
Subject: common: add an hobject_t::is_min() function
X-Git-Tag: v0.72-rc1~10^2~15
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=f0f67507dd8800dda552037eecaef6130740fc96;p=ceph.git

common: add an hobject_t::is_min() function

Signed-off-by: Greg Farnum <greg@inktank.com>
---

diff --git a/src/common/hobject.h b/src/common/hobject.h
index a769ad060d92..edaf04a301fd 100644
--- a/src/common/hobject.h
+++ b/src/common/hobject.h
@@ -118,6 +118,13 @@ public:
   bool is_max() const {
     return max;
   }
+  bool is_min() const {
+    // this needs to match how it's constructed
+    return snap == 0 &&
+	   hash == 0 &&
+	   !max &&
+	   pool == -1;
+  }
 
   static uint32_t _reverse_nibbles(uint32_t retval) {
     // reverse nibbles