From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3916BC2D0DB for ; Sun, 26 Jan 2020 14:27:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 03EF920720 for ; Sun, 26 Jan 2020 14:27:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580048837; bh=wGkZ23IalwW9I8cuTTpVX55HMIsqGmryUlJlZ07S5Yg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=p29sLal2mCTlz4F5rSbhZa3QBWD5dsZ/IJks6z4KQE+rCtV1TRvQxuzhist7KP4UF NKF71QYplAKSohJIKRot1R6ou7DjVzVVf0HvZbsZtMpN0o9RXfXiOGe7l5yARyxsnQ IIcqAaAGBr/BDCqfa4GyNwKQDu5Bly3ScS/4Ys6o= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387436AbgAZO1Q (ORCPT ); Sun, 26 Jan 2020 09:27:16 -0500 Received: from mail.kernel.org ([198.145.29.99]:42750 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387401AbgAZO1Q (ORCPT ); Sun, 26 Jan 2020 09:27:16 -0500 Received: from localhost (unknown [193.47.165.251]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 55EC320708; Sun, 26 Jan 2020 14:27:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580048835; bh=wGkZ23IalwW9I8cuTTpVX55HMIsqGmryUlJlZ07S5Yg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RshZFLxVRr6NgRn+slM7WSrg1qHs5wQhtCCsA+usBBu3+YlyuIM9HD9eS8vT8hXr7 kAwXssQDpqH/ybBQzFx4S0CEojO0zwrQB9t3TVPMTp9CjT/fDzdd+vyoh3ehLps9V7 YhgeRnB84nlZwf3nPi0W86NcTmSVVe5EyLRY3aBk= From: Leon Romanovsky To: Doug Ledford , Jason Gunthorpe Cc: Leon Romanovsky , RDMA mailing list , Parav Pandit Subject: [PATCH rdma-next 7/7] RDMA/cma: Use refcount API to reflect refcount Date: Sun, 26 Jan 2020 16:26:52 +0200 Message-Id: <20200126142652.104803-8-leon@kernel.org> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200126142652.104803-1-leon@kernel.org> References: <20200126142652.104803-1-leon@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org From: Parav Pandit Use the refcount variant to capture the reference counting of the cm_id structure. Signed-off-by: Parav Pandit Signed-off-by: Leon Romanovsky --- drivers/infiniband/core/cma.c | 6 +++--- drivers/infiniband/core/cma_priv.h | 2 +- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index d6355e21cc87..af96675e31c4 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -843,12 +843,12 @@ static int cma_resolve_ib_dev(struct rdma_id_private *id_priv) static void cma_id_get(struct rdma_id_private *id_priv) { - atomic_inc(&id_priv->refcount); + refcount_inc(&id_priv->refcount); } static void cma_id_put(struct rdma_id_private *id_priv) { - if (atomic_dec_and_test(&id_priv->refcount)) + if (refcount_dec_and_test(&id_priv->refcount)) complete(&id_priv->comp); } @@ -876,7 +876,7 @@ struct rdma_cm_id *__rdma_create_id(struct net *net, spin_lock_init(&id_priv->lock); mutex_init(&id_priv->qp_mutex); init_completion(&id_priv->comp); - atomic_set(&id_priv->refcount, 1); + refcount_set(&id_priv->refcount, 1); mutex_init(&id_priv->handler_mutex); INIT_LIST_HEAD(&id_priv->listen_list); INIT_LIST_HEAD(&id_priv->mc_list); diff --git a/drivers/infiniband/core/cma_priv.h b/drivers/infiniband/core/cma_priv.h index 4e04c442ff86..5edcf44a9307 100644 --- a/drivers/infiniband/core/cma_priv.h +++ b/drivers/infiniband/core/cma_priv.h @@ -66,7 +66,7 @@ struct rdma_id_private { struct mutex qp_mutex; struct completion comp; - atomic_t refcount; + refcount_t refcount; struct mutex handler_mutex; int backlog; -- 2.24.1