From: WANG Guoqin <wangguoqin1001@gmail.com>
Date: Thu, 21 Sep 2017 08:24:43 +0000 (+0800)
Subject: ceph-bluestore-tool: check if bdev is empty on 'bluefs-bdev-expand'
X-Git-Tag: v13.0.1~188^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=3e664bd5dd5fec48669e6e64328a1efc08cc76bd;p=ceph.git

ceph-bluestore-tool: check if bdev is empty on 'bluefs-bdev-expand'

Signed-off-by: WANG Guoqin <wangguoqin1001@gmail.com>
---

diff --git a/src/os/bluestore/bluestore_tool.cc b/src/os/bluestore/bluestore_tool.cc
index 23d595442080..ba2ff2a688aa 100644
--- a/src/os/bluestore/bluestore_tool.cc
+++ b/src/os/bluestore/bluestore_tool.cc
@@ -297,6 +297,7 @@ int main(int argc, char **argv)
     for (int devid : { BlueFS::BDEV_WAL, BlueFS::BDEV_DB }) {
       interval_set<uint64_t> before;
       fs->get_block_extents(devid, &before);
+      if (before.empty()) continue;
       uint64_t end = before.range_end();
       uint64_t size = fs->get_block_device_size(devid);
       if (end < size) {