From: Sage Weil <sage@redhat.com>
Date: Wed, 21 Feb 2018 19:43:36 +0000 (-0600)
Subject: os/filestore: advertise vdo in filestore metadata
X-Git-Tag: v13.1.0~386^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=7f975b09e249ed7855ec350ff66cdfaaa170491d;p=ceph.git

os/filestore: advertise vdo in filestore metadata

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

diff --git a/src/os/filestore/FileStore.cc b/src/os/filestore/FileStore.cc
index a1db3ab4c7f7..d88108ea97cc 100644
--- a/src/os/filestore/FileStore.cc
+++ b/src/os/filestore/FileStore.cc
@@ -707,6 +707,11 @@ void FileStore::collect_metadata(map<string,string> *pm)
     default:
       (*pm)["backend_filestore_partition_path"] = string(partition_path);
       (*pm)["backend_filestore_dev_node"] = string(dev_node);
+      if (vdo_fd >= 0) {
+	(*pm)["vdo"] = "true";
+	(*pm)["vdo_physical_size"] =
+	  stringify(4096 * get_vdo_stat(vdo_fd, "physical_blocks"));
+      }
   }
 }