From: xie xingguo <xie.xingguo@zte.com.cn>
Date: Tue, 17 May 2016 12:35:16 +0000 (+0800)
Subject: os/bluestore/BitAllocator: fix is_allocated() may return false positive
X-Git-Tag: v11.0.0~367^2~3
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=89d906c871e0db6ddf0a39144efb5156c6ee7e3b;p=ceph.git

os/bluestore/BitAllocator: fix is_allocated() may return false positive

Signed-off-by: xie xingguo <xie.xingguo@zte.com.cn>
---

diff --git a/src/os/bluestore/BitAllocator.cc b/src/os/bluestore/BitAllocator.cc
index f88bae7468c7..bc19fd43dadd 100644
--- a/src/os/bluestore/BitAllocator.cc
+++ b/src/os/bluestore/BitAllocator.cc
@@ -935,7 +935,8 @@ bool BitAllocator::is_allocated(int64_t start_block, int64_t num_blocks)
 bool BitAllocator::is_allocated(int64_t *alloc_blocks, int64_t num_blocks)
 {
   for (int64_t i = 0; i < num_blocks; i++) {
-    return is_allocated(alloc_blocks[i], 1);
+    if (!is_allocated(alloc_blocks[i], 1))
+      return false;
   }
 
   return true;