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=-5.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 BB190CA9EC3 for ; Tue, 29 Oct 2019 12:19:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 98B3D20717 for ; Tue, 29 Oct 2019 12:19:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725776AbfJ2MT0 (ORCPT ); Tue, 29 Oct 2019 08:19:26 -0400 Received: from mga07.intel.com ([134.134.136.100]:5935 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1733257AbfJ2MTZ (ORCPT ); Tue, 29 Oct 2019 08:19:25 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 29 Oct 2019 05:19:24 -0700 X-IronPort-AV: E=Sophos;i="5.68,243,1569308400"; d="scan'208";a="203547917" Received: from ddalessa-mobl.amr.corp.intel.com (HELO [10.254.206.224]) ([10.254.206.224]) by orsmga006-auth.jf.intel.com with ESMTP/TLS/AES256-SHA; 29 Oct 2019 05:19:21 -0700 Subject: Re: [PATCH v2 06/15] RDMA/hfi1: Use mmu_range_notifier_inset for user_exp_rcv To: Jason Gunthorpe , linux-mm@kvack.org, Jerome Glisse , Ralph Campbell , John Hubbard , Felix.Kuehling@amd.com Cc: linux-rdma@vger.kernel.org, dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, Alex Deucher , Ben Skeggs , Boris Ostrovsky , =?UTF-8?Q?Christian_K=c3=b6nig?= , David Zhou , Juergen Gross , Mike Marciniszyn , Oleksandr Andrushchenko , Petr Cvek , Stefano Stabellini , nouveau@lists.freedesktop.org, xen-devel@lists.xenproject.org, Christoph Hellwig , Jason Gunthorpe References: <20191028201032.6352-1-jgg@ziepe.ca> <20191028201032.6352-7-jgg@ziepe.ca> From: Dennis Dalessandro Message-ID: Date: Tue, 29 Oct 2019 08:19:20 -0400 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <20191028201032.6352-7-jgg@ziepe.ca> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org On 10/28/2019 4:10 PM, Jason Gunthorpe wrote: > From: Jason Gunthorpe > > This converts one of the two users of mmu_notifiers to use the new API. > The conversion is fairly straightforward, however the existing use of > notifiers here seems to be racey. > > Cc: Mike Marciniszyn > Cc: Dennis Dalessandro > Signed-off-by: Jason Gunthorpe I tested v1, and replied to it [1]. I can re-test with this version if you like as well. [1] https://marc.info/?l=linux-rdma&m=157235130606412&w=2 -Denny From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dennis Dalessandro Subject: Re: [PATCH v2 06/15] RDMA/hfi1: Use mmu_range_notifier_inset for user_exp_rcv Date: Tue, 29 Oct 2019 08:19:20 -0400 Message-ID: References: <20191028201032.6352-1-jgg@ziepe.ca> <20191028201032.6352-7-jgg@ziepe.ca> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20191028201032.6352-7-jgg@ziepe.ca> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Jason Gunthorpe , linux-mm@kvack.org, Jerome Glisse , Ralph Campbell , John Hubbard , Felix.Kuehling@amd.com Cc: Juergen Gross , Mike Marciniszyn , Stefano Stabellini , Oleksandr Andrushchenko , linux-rdma@vger.kernel.org, nouveau@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, Christoph Hellwig , Jason Gunthorpe , dri-devel@lists.freedesktop.org, Alex Deucher , xen-devel@lists.xenproject.org, Boris Ostrovsky , Petr Cvek , =?UTF-8?Q?Christian_K=c3=b6nig?= , Ben Skeggs List-Id: nouveau.vger.kernel.org T24gMTAvMjgvMjAxOSA0OjEwIFBNLCBKYXNvbiBHdW50aG9ycGUgd3JvdGU6Cj4gRnJvbTogSmFz b24gR3VudGhvcnBlIDxqZ2dAbWVsbGFub3guY29tPgo+IAo+IFRoaXMgY29udmVydHMgb25lIG9m IHRoZSB0d28gdXNlcnMgb2YgbW11X25vdGlmaWVycyB0byB1c2UgdGhlIG5ldyBBUEkuCj4gVGhl IGNvbnZlcnNpb24gaXMgZmFpcmx5IHN0cmFpZ2h0Zm9yd2FyZCwgaG93ZXZlciB0aGUgZXhpc3Rp bmcgdXNlIG9mCj4gbm90aWZpZXJzIGhlcmUgc2VlbXMgdG8gYmUgcmFjZXkuCj4gCj4gQ2M6IE1p a2UgTWFyY2luaXN6eW4gPG1pa2UubWFyY2luaXN6eW5AaW50ZWwuY29tPgo+IENjOiBEZW5uaXMg RGFsZXNzYW5kcm8gPGRlbm5pcy5kYWxlc3NhbmRyb0BpbnRlbC5jb20+Cj4gU2lnbmVkLW9mZi1i eTogSmFzb24gR3VudGhvcnBlIDxqZ2dAbWVsbGFub3guY29tPgoKSSB0ZXN0ZWQgdjEsIGFuZCBy ZXBsaWVkIHRvIGl0IFsxXS4gSSBjYW4gcmUtdGVzdCB3aXRoIHRoaXMgdmVyc2lvbiBpZiAKeW91 IGxpa2UgYXMgd2VsbC4KClsxXSBodHRwczovL21hcmMuaW5mby8/bD1saW51eC1yZG1hJm09MTU3 MjM1MTMwNjA2NDEyJnc9MgoKLURlbm55Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZy ZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3Rp bmZvL2RyaS1kZXZlbA== 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=-5.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 7A14CCA9EAE for ; Tue, 29 Oct 2019 12:20:48 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 519B52087E for ; Tue, 29 Oct 2019 12:20:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 519B52087E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1iPQU8-0005WO-51; Tue, 29 Oct 2019 12:20:28 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1iPQTA-0004v5-DX for xen-devel@lists.xenproject.org; Tue, 29 Oct 2019 12:19:28 +0000 X-Inumbo-ID: 58d018d8-fa46-11e9-9511-12813bfff9fa Received: from mga18.intel.com (unknown [134.134.136.126]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 58d018d8-fa46-11e9-9511-12813bfff9fa; Tue, 29 Oct 2019 12:19:26 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 29 Oct 2019 05:19:25 -0700 X-IronPort-AV: E=Sophos;i="5.68,243,1569308400"; d="scan'208";a="203547917" Received: from ddalessa-mobl.amr.corp.intel.com (HELO [10.254.206.224]) ([10.254.206.224]) by orsmga006-auth.jf.intel.com with ESMTP/TLS/AES256-SHA; 29 Oct 2019 05:19:21 -0700 To: Jason Gunthorpe , linux-mm@kvack.org, Jerome Glisse , Ralph Campbell , John Hubbard , Felix.Kuehling@amd.com References: <20191028201032.6352-1-jgg@ziepe.ca> <20191028201032.6352-7-jgg@ziepe.ca> From: Dennis Dalessandro Message-ID: Date: Tue, 29 Oct 2019 08:19:20 -0400 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <20191028201032.6352-7-jgg@ziepe.ca> Content-Language: en-US X-Mailman-Approved-At: Tue, 29 Oct 2019 12:20:26 +0000 Subject: Re: [Xen-devel] [PATCH v2 06/15] RDMA/hfi1: Use mmu_range_notifier_inset for user_exp_rcv X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Juergen Gross , David Zhou , Mike Marciniszyn , Stefano Stabellini , Oleksandr Andrushchenko , linux-rdma@vger.kernel.org, nouveau@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, Christoph Hellwig , Jason Gunthorpe , dri-devel@lists.freedesktop.org, Alex Deucher , xen-devel@lists.xenproject.org, Boris Ostrovsky , Petr Cvek , =?UTF-8?Q?Christian_K=c3=b6nig?= , Ben Skeggs Content-Transfer-Encoding: base64 Content-Type: text/plain; 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29 Oct 2019 05:19:25 -0700 X-IronPort-AV: E=Sophos;i="5.68,243,1569308400"; d="scan'208";a="203547917" Received: from ddalessa-mobl.amr.corp.intel.com (HELO [10.254.206.224]) ([10.254.206.224]) by orsmga006-auth.jf.intel.com with ESMTP/TLS/AES256-SHA; 29 Oct 2019 05:19:21 -0700 Subject: Re: [PATCH v2 06/15] RDMA/hfi1: Use mmu_range_notifier_inset for user_exp_rcv To: Jason Gunthorpe , linux-mm@kvack.org, Jerome Glisse , Ralph Campbell , John Hubbard , Felix.Kuehling@amd.com References: <20191028201032.6352-1-jgg@ziepe.ca> <20191028201032.6352-7-jgg@ziepe.ca> From: Dennis Dalessandro Message-ID: Date: Tue, 29 Oct 2019 08:19:20 -0400 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <20191028201032.6352-7-jgg@ziepe.ca> Content-Language: en-US X-Mailman-Approved-At: Tue, 29 Oct 2019 12:42:32 +0000 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Juergen Gross , David Zhou , Mike Marciniszyn , Stefano Stabellini , Oleksandr Andrushchenko , linux-rdma@vger.kernel.org, nouveau@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, Christoph Hellwig , Jason Gunthorpe , dri-devel@lists.freedesktop.org, Alex Deucher , xen-devel@lists.xenproject.org, Boris Ostrovsky , Petr Cvek , =?UTF-8?Q?Christian_K=c3=b6nig?= , Ben Skeggs Content-Transfer-Encoding: base64 Content-Type: text/plain; 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