TH_acquire_write_lock

    TH_acquire_write_lock 513 modules/ac/access_control.c   TH_acquire_write_lock( &(tree->rwlock) );
    TH_acquire_write_lock 635 modules/ac/access_control.c   TH_acquire_write_lock( &(act_acl->rwlock) );
    TH_acquire_write_lock 784 modules/ac/access_control.c     TH_acquire_write_lock( &(act_runtime->rwlock) );
    TH_acquire_write_lock 837 modules/ac/access_control.c   TH_acquire_write_lock( &(act_acl->rwlock) );
    TH_acquire_write_lock 118 modules/rp/rp_tree.c     TH_acquire_write_lock( &(mytree->rwlock) );
    TH_acquire_write_lock 146 modules/rp/rp_update.c   TH_acquire_write_lock( &(mytree->rwlock) );