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=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 882F9C33CA1 for ; Thu, 9 Jan 2020 18:10:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 58D71206ED for ; Thu, 9 Jan 2020 18:10:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=ziepe.ca header.i=@ziepe.ca header.b="i+vIrFkV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388415AbgAISKm (ORCPT ); Thu, 9 Jan 2020 13:10:42 -0500 Received: from mail-qt1-f196.google.com ([209.85.160.196]:37597 "EHLO mail-qt1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728653AbgAISKm (ORCPT ); Thu, 9 Jan 2020 13:10:42 -0500 Received: by mail-qt1-f196.google.com with SMTP id w47so6642719qtk.4 for ; Thu, 09 Jan 2020 10:10:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ziepe.ca; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=0QYZyDBxeJN3VU/Z0akCtNQf4HyHME9Tnn6OBKwEbI8=; b=i+vIrFkVhNXBZMoERSSUvS2Qk0BqcHa21Sqlcrehd20FjlnCaUYvrWqLyr0T3ZLKiD FjO30OzpcIMZJW0L7yWFmrtZAXgfcl82RWRqLuMMBDnTGOZ5UqaXOWQzkFSOv8mQwJvs bop+05Eoa3AiB6Y/kXaZ58r72mZyBYJclJEloK7dx7uueawHcM35DzGOi+KbKn25HZ2D b5vI59/tV03t9naGFs+K3CdsLj7nuVygGBHHZwekdhBOHAkjhG03xxvqo6POkvtr58AY 38aZIt4fZfNjF2R6ZEhhkdK0zU+kRl/kvuPJZwgZv1NcuhYt+vp13Semad83a4xueGWN CTfw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=0QYZyDBxeJN3VU/Z0akCtNQf4HyHME9Tnn6OBKwEbI8=; b=fLfmaPYwE9Vo/QDoZhuEaN+PAiTB7lYym9CjFM55s8S3M6MzmkZTFEsG2rDJFSrHA9 CuvjKjUq9LOZXKWI+XAMq2o0vIHV+PHPnUgVCtj+bUaiwhhp7c78XONtfHHhYmvdk2n6 SZba4lUUp5kWdxQkSAd9AqNDURNvY2gUvOOBxPwPICWFOCnZXPenm/rqAh2QJQWDniZ4 YzAmu9Dha9A/TQZQnvGXzNOHSth+7SZCY5E/rsn4KrdMQug2pP4cm3OTBTmGO3uivCzU quBUHR23Z/WQFOoqVV8uEkytJ8a+h45+0OjSiXInnv4oy3noxtzfb+ETlR8oOpyHR8oz eE+w== X-Gm-Message-State: APjAAAUBflAgF+DnSbeJDa4J3gAGbY7I8Poe2jUdt2bYJhbnF+SN6uLe TyeDEgn6IMxzW1SThKb+OUWmig== X-Google-Smtp-Source: APXvYqwDDMBGM6inrZQKFmQK40divx6D3kYVrebZh7EmlkxFsfLJxK36AvJD/AON7sxFauHvMR6DNw== X-Received: by 2002:ac8:53cb:: with SMTP id c11mr8971667qtq.14.1578593439653; Thu, 09 Jan 2020 10:10:39 -0800 (PST) Received: from ziepe.ca (hlfxns017vw-142-68-57-212.dhcp-dynamic.fibreop.ns.bellaliant.net. [142.68.57.212]) by smtp.gmail.com with ESMTPSA id 206sm3367074qkf.132.2020.01.09.10.10.38 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 09 Jan 2020 10:10:39 -0800 (PST) Received: from jgg by mlx.ziepe.ca with local (Exim 4.90_1) (envelope-from ) id 1ipcGU-00019D-Hs; Thu, 09 Jan 2020 14:10:38 -0400 Date: Thu, 9 Jan 2020 14:10:38 -0400 From: Jason Gunthorpe To: madhuparnabhowmik04@gmail.com Cc: dennis.dalessandro@intel.com, mike.marciniszyn@intel.com, dledford@redhat.com, paulmck@kernel.org, rcu@vger.kernel.org, joel@joelfernandes.org, frextrite@gmail.com, linux-kernel-mentees@lists.linuxfoundation.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/3] infiniband: hw: hfi1: verbs.c: Use built-in RCU list checking Message-ID: <20200109181038.GA24939@ziepe.ca> References: <20200107192912.22691-1-madhuparnabhowmik04@gmail.com> <20200107203354.GD26174@ziepe.ca> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200107203354.GD26174@ziepe.ca> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: rcu-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: rcu@vger.kernel.org On Wed, Jan 08, 2020 at 01:38:50PM +0530, madhuparnabhowmik04@gmail.com wrote: > Alternatively, it can be lockdep_is_held(ibp->rvp.lock). > Please refer to the macro(link below) and let me know if the usage of lock_is_held() > in the patch is correct. lock_is_held is the normal way to write this Jason