From patchwork Thu Sep 8 09:45:47 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guoqing Jiang X-Patchwork-Id: 12969857 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 14737C38145 for ; Thu, 8 Sep 2022 09:46:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231126AbiIHJqg (ORCPT ); Thu, 8 Sep 2022 05:46:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40680 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230362AbiIHJqg (ORCPT ); Thu, 8 Sep 2022 05:46:36 -0400 Received: from out1.migadu.com (out1.migadu.com [IPv6:2001:41d0:2:863f::]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 37686DFF59 for ; Thu, 8 Sep 2022 02:46:33 -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=1662630390; 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=pV6cah5MPcKW6FiG9nJCnF+4Nu40L28H0Kf2R4PqQ+8=; b=mFBYsM0wHDbpSA3blBcYFlH8Fo+AlNDtUo5qziMfu+WVZDvfUmXfxzfdu+WpYjUHuuX1dP tUFbCSfXcHgnAOdy/qBYjNgvB9V8503fUppA84AWfD/KqogcBducdmgZ9A2oAx5QqMa3iM 7Yx23pjYgA5/QDPBrIwJCgQJpp0g6jA= From: Guoqing Jiang To: haris.iqbal@ionos.com, jinpu.wang@ionos.com, jgg@ziepe.ca, leon@kernel.org Cc: linux-rdma@vger.kernel.org, Guoqing Jiang Subject: [PATCH V2 2/3] RDMA/rtrs-clt: Break the loop once one path is connected Date: Thu, 8 Sep 2022 17:45:47 +0800 Message-Id: <20220908094548.4115-3-guoqing.jiang@linux.dev> In-Reply-To: <20220908094548.4115-1-guoqing.jiang@linux.dev> References: <20220908094548.4115-1-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. Acked-by: Md Haris Iqbal 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;