From 9febe03eb595d72c1fe933b706559bf66789d1f0 Mon Sep 17 00:00:00 2001 From: Howard Chu Date: Sat, 2 Aug 2014 10:33:35 -0700 Subject: [PATCH] More for MIPS Paranoia for 3630066843b7ca6b2cd12911d3e2fe3314cd4549 do the cacheflush before setting mti_txnid. --- libraries/liblmdb/mdb.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c index 96f5772..16f5855 100644 --- a/libraries/liblmdb/mdb.c +++ b/libraries/liblmdb/mdb.c @@ -3581,6 +3581,10 @@ fail: return rc; } done: + /* MIPS has cache coherency issues, this is a no-op everywhere else */ + if (!(env->me_flags & MDB_WRITEMAP)) { + CACHEFLUSH(env->me_map, txn->mt_next_pgno * env->me_psize, DCACHE); + } /* Memory ordering issues are irrelevant; since the entire writer * is wrapped by wmutex, all of these changes will become visible * after the wmutex is unlocked. Since the DB is multi-version, @@ -3590,11 +3594,6 @@ done: if (env->me_txns) env->me_txns->mti_txnid = txn->mt_txnid; - /* MIPS has cache coherency issues, this is a no-op everywhere else */ - if (!(env->me_flags & MDB_WRITEMAP)) { - CACHEFLUSH(env->me_map, txn->mt_next_pgno * env->me_psize, DCACHE); - } - return MDB_SUCCESS; }