From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jerome Glisse Subject: Re: [RFC 06/13] drm/i915/svm: Page table mirroring support Date: Mon, 25 Nov 2019 11:34:56 -0500 Message-ID: <20191125163456.GB5516@redhat.com> References: <20191122205734.15925-1-niranjana.vishwanathapura@intel.com> <20191122205734.15925-7-niranjana.vishwanathapura@intel.com> <20191122233308.GA7481@mellanox.com> <20191123044417.GE14488@nvishwa1-DESK.sc.intel.com> <20191123235348.GD7481@mellanox.com> <20191124211247.GF14488@nvishwa1-DESK.sc.intel.com> <20191125132414.GQ7481@mellanox.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20191125132414.GQ7481@mellanox.com> Content-Disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Jason Gunthorpe Cc: "intel-gfx@lists.freedesktop.org" , "sanjay.k.kumar@intel.com" , "dri-devel@lists.freedesktop.org" , "dave.hansen@intel.com" , "daniel.vetter@intel.com" , "ira.weiny@intel.com" , "dan.j.williams@intel.com" List-Id: dri-devel@lists.freedesktop.org T24gTW9uLCBOb3YgMjUsIDIwMTkgYXQgMDE6MjQ6MThQTSArMDAwMCwgSmFzb24gR3VudGhvcnBl IHdyb3RlOgo+IE9uIFN1biwgTm92IDI0LCAyMDE5IGF0IDAxOjEyOjQ3UE0gLTA4MDAsIE5pcmFu amFuIFZpc2h3YW5hdGhhcHVyYSB3cm90ZToKPiAKPiA+ID4gPiA+IFVzaW5nIGEgdGVtcG9yYXJ5 IHJhbmdlIGlzIHRoZSBwYXR0ZXJuIGZyb20gbm91dmVhdSwgaXMgaXQgcmVhbGx5Cj4gPiA+ID4g PiBuZWNlc3NhcnkgaW4gdGhpcyBkcml2ZXI/Cj4gPiA+ID4gCj4gPiA+ID4gWWFoLCBub3QgcmVx dWlyZWQuIEluIG15IGxvY2FsIGJ1aWxkIEkgdHJpZWQgd2l0aCBwcm9wZXIgZGVmYXVsdF9mbGFn cwo+ID4gPiA+IGFuZCBzZXQgcGZuX2ZsYWdzX21hc2sgdG8gMCBhbmQgaXQgaXMgd29ya2luZyBm aW5lLgo+ID4gPiAKPiA+ID4gU29ycnksIEkgbWVudCBjYWxsaW5nIGhtbV9yYW5nZV9yZWdpc3Rl ciBkdXJpbmcgZmF1bHQgcHJvY2Vzc2luZy4KPiA+ID4gCj4gPiA+IElmIHlvdXIgZHJpdmVyIHdv cmtzIGFyb3VuZCB1c2VyIHNwYWNlIG9iamVjdHMgdGhhdCBjb3ZlciBhIFZBIHRoZW4KPiA+ID4g 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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 F1C60C432C0 for ; Mon, 25 Nov 2019 16:35:07 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 CD42E20740 for ; Mon, 25 Nov 2019 16:35:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CD42E20740 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8D1B46E151; Mon, 25 Nov 2019 16:35:06 +0000 (UTC) Received: from us-smtp-delivery-1.mimecast.com (us-smtp-1.mimecast.com [205.139.110.61]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0BC086E151 for ; Mon, 25 Nov 2019 16:35:04 +0000 (UTC) Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-230-vqjpxLBbNgmyWArmMxBWLA-1; Mon, 25 Nov 2019 11:35:01 -0500 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id CA56A801E63; Mon, 25 Nov 2019 16:34:59 +0000 (UTC) Received: from redhat.com (ovpn-120-216.rdu2.redhat.com [10.10.120.216]) by smtp.corp.redhat.com (Postfix) with ESMTPS id A77CD60C63; Mon, 25 Nov 2019 16:34:58 +0000 (UTC) Date: Mon, 25 Nov 2019 11:34:56 -0500 From: Jerome Glisse To: Jason Gunthorpe Subject: Re: [RFC 06/13] drm/i915/svm: Page table mirroring support Message-ID: <20191125163456.GB5516@redhat.com> References: <20191122205734.15925-1-niranjana.vishwanathapura@intel.com> <20191122205734.15925-7-niranjana.vishwanathapura@intel.com> <20191122233308.GA7481@mellanox.com> <20191123044417.GE14488@nvishwa1-DESK.sc.intel.com> <20191123235348.GD7481@mellanox.com> <20191124211247.GF14488@nvishwa1-DESK.sc.intel.com> <20191125132414.GQ7481@mellanox.com> MIME-Version: 1.0 In-Reply-To: <20191125132414.GQ7481@mellanox.com> User-Agent: Mutt/1.12.1 (2019-06-15) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-MC-Unique: vqjpxLBbNgmyWArmMxBWLA-1 X-Mimecast-Spam-Score: 0 Content-Disposition: inline X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1574699704; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=UEl7guTW8sLWw4hnEJMV973DykWnJO6h4KmcaCM/N+o=; 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List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "intel-gfx@lists.freedesktop.org" , "sanjay.k.kumar@intel.com" , "dri-devel@lists.freedesktop.org" , "dave.hansen@intel.com" , "daniel.vetter@intel.com" , "ira.weiny@intel.com" , "dan.j.williams@intel.com" Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Message-ID: <20191125163456.fPhlQVnRKpfn33TDkf10vlJ0IZlkDAgdcUOVrMib6FY@z> T24gTW9uLCBOb3YgMjUsIDIwMTkgYXQgMDE6MjQ6MThQTSArMDAwMCwgSmFzb24gR3VudGhvcnBl IHdyb3RlOgo+IE9uIFN1biwgTm92IDI0LCAyMDE5IGF0IDAxOjEyOjQ3UE0gLTA4MDAsIE5pcmFu amFuIFZpc2h3YW5hdGhhcHVyYSB3cm90ZToKPiAKPiA+ID4gPiA+IFVzaW5nIGEgdGVtcG9yYXJ5 IHJhbmdlIGlzIHRoZSBwYXR0ZXJuIGZyb20gbm91dmVhdSwgaXMgaXQgcmVhbGx5Cj4gPiA+ID4g PiBuZWNlc3NhcnkgaW4gdGhpcyBkcml2ZXI/Cj4gPiA+ID4gCj4gPiA+ID4gWWFoLCBub3QgcmVx dWlyZWQuIEluIG15IGxvY2FsIGJ1aWxkIEkgdHJpZWQgd2l0aCBwcm9wZXIgZGVmYXVsdF9mbGFn 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