From patchwork Fri Sep 2 10:19:21 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guoqing Jiang X-Patchwork-Id: 12964008 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AC1D0C38145 for ; Fri, 2 Sep 2022 10:19:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235293AbiIBKTi (ORCPT ); Fri, 2 Sep 2022 06:19:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52700 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235738AbiIBKTh (ORCPT ); Fri, 2 Sep 2022 06:19:37 -0400 Received: from out0.migadu.com (out0.migadu.com [94.23.1.103]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1887EBCC35 for ; Fri, 2 Sep 2022 03:19:36 -0700 (PDT) X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1662113974; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=vUSyIFg9a3K3+PN74r8GA8+FaOI27j/HISy2qs/Q+yQ=; b=HOJ65uX6mntMYbJGLEr+ELO+gN5KJ9DWNx2zqMo/Es0tsiLhNZgviYSvQKn18tRkdbra9C d779BHm9c/8CwUsQkq7oi53777gZogSc6Vd+U4ddmSAmQP+j85C4H1fXyHw/ck2vedI65+ wdDSTNpxwREfrhutQoRI1FeKP6y3Jrw= From: Guoqing Jiang To: haris.iqbal@ionos.com, jinpu.wang@ionos.com, jgg@ziepe.ca, leon@kernel.org Cc: linux-rdma@vger.kernel.org Subject: [PATCH 2/3] RDMA/rtrs-clt: Break the loop once one path is connected Date: Fri, 2 Sep 2022 18:19:21 +0800 Message-Id: <20220902101922.26273-3-guoqing.jiang@linux.dev> In-Reply-To: <20220902101922.26273-1-guoqing.jiang@linux.dev> References: <20220902101922.26273-1-guoqing.jiang@linux.dev> MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT X-Migadu-Auth-User: linux.dev Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org No need to iterate all paths after find one connected path. Signed-off-by: Guoqing Jiang --- drivers/infiniband/ulp/rtrs/rtrs-clt.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c index 5219bb10777a..c29eccdb4fd2 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c @@ -54,7 +54,10 @@ static inline bool rtrs_clt_is_connected(const struct rtrs_clt_sess *clt) rcu_read_lock(); list_for_each_entry_rcu(clt_path, &clt->paths_list, s.entry) - connected |= READ_ONCE(clt_path->state) == RTRS_CLT_CONNECTED; + if (READ_ONCE(clt_path->state) == RTRS_CLT_CONNECTED) { + connected = true; + break; + } rcu_read_unlock(); return connected;