From: Yingxin Cheng <yingxin.cheng@intel.com>
Date: Mon, 30 Aug 2021 08:03:13 +0000 (+0800)
Subject: crimson/os/seastore/lba_manager: drop the unecessary lookup in leaf
X-Git-Tag: v17.1.0~983^2
X-Git-Url: http://git.apps.os.sepia.ceph.com/?a=commitdiff_plain;h=7170afd0858716f51702be0cb2fd3c87a792c5d9;p=ceph.git

crimson/os/seastore/lba_manager: drop the unecessary lookup in leaf

Signed-off-by: Yingxin Cheng <yingxin.cheng@intel.com>
---

diff --git a/src/crimson/os/seastore/lba_manager/btree/lba_btree.cc b/src/crimson/os/seastore/lba_manager/btree/lba_btree.cc
index eb53d8d080330..3468c9121d0e6 100644
--- a/src/crimson/os/seastore/lba_manager/btree/lba_btree.cc
+++ b/src/crimson/os/seastore/lba_manager/btree/lba_btree.cc
@@ -180,7 +180,9 @@ LBABtree::insert_ret LBABtree::insert(
 	      );
 	      ret.leaf.node = mut->cast<LBALeafNode>();
 	    }
-	    auto iter = ret.leaf.node->lower_bound(laddr);
+	    auto iter = LBALeafNode::const_iterator(
+		ret.leaf.node.get(), ret.leaf.pos);
+	    assert(iter == ret.leaf.node->lower_bound(laddr));
 	    assert(iter == ret.leaf.node->end() || iter->get_key() > laddr);
 	    assert(laddr >= ret.leaf.node->get_meta().begin &&
 		   laddr < ret.leaf.node->get_meta().end);