From 2ce6af0558e69ae8017f3c90db54548b53614b67 Mon Sep 17 00:00:00 2001
From: xie xingguo <xie.xingguo@zte.com.cn>
Date: Sat, 12 Nov 2016 16:33:37 +0800
Subject: [PATCH] os/bluestore: assert from access violation

Signed-off-by: xie xingguo <xie.xingguo@zte.com.cn>
---
 src/os/bluestore/BlueStore.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/os/bluestore/BlueStore.cc b/src/os/bluestore/BlueStore.cc
index 61b94fc6951..e22dd0e720e 100644
--- a/src/os/bluestore/BlueStore.cc
+++ b/src/os/bluestore/BlueStore.cc
@@ -1725,6 +1725,7 @@ void BlueStore::ExtentMap::reshard(Onode *o, uint64_t min_alloc_size)
       dout(30) << " extent " << e << dendl;
       while (e.logical_offset >= shard_end) {
 	shard_start = shard_end;
+	assert(sp != esp);
 	++sp;
 	if (sp == esp) {
 	  shard_end = OBJECT_MAX_SIZE;
-- 
2.39.5