From 8575292212aa37a98f3d42f26cce16a885462d27 Mon Sep 17 00:00:00 2001
From: jimifm <hong.zhangoole@gmail.com>
Date: Mon, 12 Sep 2016 15:08:04 +0800
Subject: [PATCH] filestore/FDCache.h:Fix bug when filestore_fd_cache_shards =
 0

Signed-off-by: jimifm <hong.zhangoole@gmail.com>
---
 src/os/filestore/FDCache.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/os/filestore/FDCache.h b/src/os/filestore/FDCache.h
index 566e65abbe9..0677afa1ba4 100644
--- a/src/os/filestore/FDCache.h
+++ b/src/os/filestore/FDCache.h
@@ -56,7 +56,7 @@ private:
 
 public:
   explicit FDCache(CephContext *cct) : cct(cct),
-  registry_shards(cct->_conf->filestore_fd_cache_shards) {
+  registry_shards(MAX(cct->_conf->filestore_fd_cache_shards, 1)) {
     assert(cct);
     cct->_conf->add_observer(this);
     registry = new SharedLRU<ghobject_t, FD, ghobject_t::BitwiseComparator>[registry_shards];
-- 
2.47.3