From 3015e8d03ed4288eb365ee1222730f38a44c239d Mon Sep 17 00:00:00 2001
From: Leo Yuriev <leo@yuriev.ru>
Date: Tue, 13 Jan 2015 00:12:13 +0300
Subject: [PATCH] lmdb: account pages from penging txn in mdb_txn_straggler().

Backport from master: f756a26a43ad933a98909a974ae84f7d43c30266.

Change-Id: I0f8af7af722977ddeff88d2e8129bcde23ffd06f
---
 mdb.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mdb.c b/mdb.c
index 457ca44d..15affaa6 100644
--- a/mdb.c
+++ b/mdb.c
@@ -3079,7 +3079,8 @@ mdb_txn_straggler(MDB_txn *txn, int *percent)
 	meta = env->me_metas[ mdb_env_pick_meta(env) ];
 	if (percent) {
 		long cent = env->me_maxpg / 100;
-		*percent = (meta->mm_last_pg + cent / 2 + 1) / (cent ? cent : 1);
+		long last = env->me_txn ? env->me_txn0->mt_next_pgno : meta->mm_last_pg;
+		*percent = (last + cent / 2) / (cent ? cent : 1);
 	}
 	lag = meta->mm_txnid - txn->mt_u.reader->mr_txnid;
 	return (0 > (long) lag) ? ~0u >> 1: lag;