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ITS#10095 partial revert of ITS#9278 2fd44e325195ae81664eb5dc36e7d265927c5ebc

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The patch was incorrect and introduced numerous race conditions.
The original problem was a FreeBSD bug, subsequently fixed:
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=269277
This commit is contained in:
Howard Chu 2023-08-27 15:50:51 +01:00
parent 6264f53975
commit 406311ae59
1 changed files with 0 additions and 11 deletions
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11
libraries/liblmdb/mdb.c
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@ -6272,17 +6272,6 @@ mdb_env_close_active(MDB_env *env, int excl)
if (excl > 0)
semctl(env->me_rmutex->semid, 0, IPC_RMID);
}
#elif defined(MDB_ROBUST_SUPPORTED)
/* If we have the filelock: If we are the
* only remaining user, clean up robust
* mutexes.
*/
if (excl == 0)
mdb_env_excl_lock(env, &excl);
if (excl > 0) {
pthread_mutex_destroy(env->me_txns->mti_rmutex);
pthread_mutex_destroy(env->me_txns->mti_wmutex);
}
#endif
munmap((void *)env->me_txns, (env->me_maxreaders-1)*sizeof(MDB_reader)+sizeof(MDB_txninfo));
}