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=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_PASS 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 7A3EBC43381 for ; Fri, 8 Mar 2019 01:21:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4637E20840 for ; Fri, 8 Mar 2019 01:21:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=arista.com header.i=@arista.com header.b="OvwgMWOx" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726311AbfCHBVA (ORCPT ); Thu, 7 Mar 2019 20:21:00 -0500 Received: from mail-ed1-f67.google.com ([209.85.208.67]:39606 "EHLO mail-ed1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726242AbfCHBVA (ORCPT ); Thu, 7 Mar 2019 20:21:00 -0500 Received: by mail-ed1-f67.google.com with SMTP id p27so15092110edc.6 for ; Thu, 07 Mar 2019 17:20:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=arista.com; s=googlenew; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=FpXUktmzSA7xBlWHR58DhrbhIrg36FIEtlnvxkWxp10=; b=OvwgMWOx/FZ4Bhivgj1Sdm/i/GXWYrl6u5IvxSxE4mMX5IyNaVskLgTvvmzGLgpysJ 2ZO/dMgked0dqPYbIDLiJqhI/CVXrcX++XivL/pJRQl+qDwG0b+mvx9eW1jua2NzCHR+ rQ8U5eIgySFlHfmV4nmuv50Tb1q1vSu8VMkoC/3viSlWChwrQQzsco866vpUhMGl6zYy FBzBmyfMFnRIJPL4E65/IHxzq5KCFI8OX5kLVjDxlCVs/Nm0p/ZrPkSMToATcMG4d+nC k7FvF1WvsmSCyZC+tHN8CLN9MooPd78YT4lzpuUa/RQc7euULAGdLGcCyEpfJa1sYjvE 42Cg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=FpXUktmzSA7xBlWHR58DhrbhIrg36FIEtlnvxkWxp10=; b=YWFTN+eclCzqgmVC+S8iu6qDPOlyIzmbbshhAEZJwoNQOj9GXKxRvl7CIjFsJoGVQp 57rGQT6J3VIA+4N/LUDT01KbM4Gr9iyPlSTTWHtYtnhhokkPeJEMFhYDYAZfjmic3rO1 yzreSkQmYREKbdZb7tEVzvUVwQUGs6Co4rEhAajCWv62VykZLbFjawLS4HLUE4kcYA1g TZDeRhH4po2r02qGmDi9q8e+FzzXCm+EFW+FFtyyrJt7VhbRxu32vDdlxQr23XTw+LuL abNFAcnxRnms7ftIfRZdED/kGU/FooTzQcLa2+cLgtm4vY55IcmbV9RiYsPDZJUExyG/ it5g== X-Gm-Message-State: APjAAAXzZono2Me1NMhTbhlKM0/xtdG8zb8ffbeLVQuk9z+KOkb7KcQR MRp+wChZvX4vSMPSp2clp6P2vKiSI/ESiQ== X-Google-Smtp-Source: APXvYqz/AbnXa6NhKeVALSEZIiWLO9qx5mqKs0aJMhj3S6fPfgcceuYU3B+muuLmfkvLUJhXgWM2/Q== X-Received: by 2002:a17:906:678a:: with SMTP id q10mr9655708ejp.156.1552008058432; Thu, 07 Mar 2019 17:20:58 -0800 (PST) Received: from [10.83.36.153] ([217.173.96.166]) by smtp.gmail.com with ESMTPSA id x18sm1810269edd.4.2019.03.07.17.20.57 (version=TLS1_3 cipher=AEAD-AES128-GCM-SHA256 bits=128/128); Thu, 07 Mar 2019 17:20:57 -0800 (PST) Subject: Re: [PATCH 3/4] iommu/vt-d: Allow IOMMU_DOMAIN_DMA and IOMMU_DOMAIN_IDENTITY to be allocated To: James Sewart , iommu@lists.linux-foundation.org Cc: Tom Murphy , Jacob Pan , linux-kernel@vger.kernel.org, Lu Baolu References: <0F0C82BE-86E5-4BAC-938C-6F7629E18D27@arista.com> <2C75F46E-78FE-45E9-9E7D-280B3138EA13@arista.com> From: Dmitry Safonov Message-ID: <171d70d2-5988-9f25-7e2c-cddb217f63ad@arista.com> Date: Fri, 8 Mar 2019 01:20:56 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.5.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 3/4/19 3:46 PM, James Sewart wrote: > +static inline int domain_is_initialised(struct dmar_domain *domain) > +{ > + return domain->flags & DOMAIN_FLAG_INITIALISED; > +} Maybe check it in intel_iommu_domain_free(), eh? Thanks, Dmitry