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=-0.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 74259C54FC9 for ; Tue, 21 Apr 2020 08:55:37 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0AB51206E9 for ; Tue, 21 Apr 2020 08:55:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Bm187r5+" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0AB51206E9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=SCz9AHyoog7L7sqmjkLIQXF2u7RjKkCiWX6D2UAqEtA=; b=Bm187r5+DlP4/R v5e9JM3EBIvRSmXoxiychOZZmOkjqFss/POXfzlnXvxqdYGAHbx15arr+wZeQZjkfKoSyBujRM/5g h5EpW5OqvF5wgqbkscgACBSiLaF4MbWUPYMdIYz0TJ9r+Xet0SDegq1b3iDF7VYdXT1Rgo/HJmMRL Zu9P+xnvyTH5j7cW7bBbkwFUx9Rf1ummDSUMroPA9rMNlw42T34rEz/ogpRYbWEdN/2vTNVgdkhIE NIOBBBRanFGgQ9b+7SaWY5MWKjZu/E/Rh2ucWU+KxlHTACKvUt3LIRz3rWx0od9KTin4v6xr8fxDB MMwAwiGwrpMZ/SZ/ahZQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jQogk-0005Ht-4F; Tue, 21 Apr 2020 08:55:30 +0000 Received: from hch by bombadil.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1jQogf-0005Gs-NA; Tue, 21 Apr 2020 08:55:25 +0000 Date: Tue, 21 Apr 2020 01:55:25 -0700 From: Christoph Hellwig To: Fenghua Yu Subject: Re: [PATCH v5 02/25] iommu/sva: Manage process address spaces Message-ID: <20200421085525.GA6900@infradead.org> References: <20200414170252.714402-1-jean-philippe@linaro.org> <20200414170252.714402-3-jean-philippe@linaro.org> <20200416072852.GA32000@infradead.org> <20200416085402.GB1286150@myrica> <20200416121331.GA18661@infradead.org> <20200420074213.GA3180232@myrica> <20200420135727.GO26002@ziepe.ca> <20200420104850.60531cb6@jacob-builder> <20200420181437.GA229170@romley-ivt3.sc.intel.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200420181437.GA229170@romley-ivt3.sc.intel.com> X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, kevin.tian@intel.com, Jacob Pan , "Raj, Ashok" , Jean-Philippe Brucker , linux-pci@vger.kernel.org, joro@8bytes.org, Jonathan.Cameron@huawei.com, robin.murphy@arm.com, christian.koenig@amd.com, Christoph Hellwig , Jason Gunthorpe , iommu@lists.linux-foundation.org, catalin.marinas@arm.com, zhangfei.gao@linaro.org, xuzaibo@huawei.com, will@kernel.org, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, baolu.lu@linux.intel.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Apr 20, 2020 at 11:14:37AM -0700, Fenghua Yu wrote: > > Agreed, perhaps Fenghua can consider that in his patchset. It would > > help align life cycles as well. > > https://lkml.org/lkml/2020/3/30/910> > > Seems we depend on each other: my patch defines pasid in mm_struct. > I can free PASID in your detach() function. Looks like this should go into the same series. I also don't see any good reason to have the pasid in the x86-specific context vs the common mm_struct. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel