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dkim=none (message not signed) header.d=none;kernel.org; dmarc=none action=none header.from=oracle.com; Received: from BYAPR10MB2999.namprd10.prod.outlook.com (2603:10b6:a03:85::27) by BYAPR10MB3352.namprd10.prod.outlook.com (2603:10b6:a03:159::29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4287.31; Tue, 6 Jul 2021 17:00:14 +0000 Received: from BYAPR10MB2999.namprd10.prod.outlook.com ([fe80::8111:d8f1:c262:808d]) by BYAPR10MB2999.namprd10.prod.outlook.com ([fe80::8111:d8f1:c262:808d%6]) with mapi id 15.20.4287.033; Tue, 6 Jul 2021 17:00:14 +0000 Date: Tue, 6 Jul 2021 12:59:57 -0400 From: Konrad Rzeszutek Wilk To: Will Deacon Cc: Christoph Hellwig , Robin Murphy , heikki.krogerus@linux.intel.com, thomas.hellstrom@linux.intel.com, peterz@infradead.org, benh@kernel.crashing.org, joonas.lahtinen@linux.intel.com, dri-devel@lists.freedesktop.org, chris@chris-wilson.co.uk, grant.likely@arm.com, paulus@samba.org, Frank Rowand , mingo@kernel.org, Stefano Stabellini , Saravana Kannan , mpe@ellerman.id.au, "Rafael J . Wysocki" , Bartosz Golaszewski , bskeggs@redhat.com, linux-pci@vger.kernel.org, xen-devel@lists.xenproject.org, Thierry Reding , intel-gfx@lists.freedesktop.org, matthew.auld@intel.com, linux-devicetree , Jianxiong Gao , Daniel Vetter , maarten.lankhorst@linux.intel.com, airlied@linux.ie, Dan Williams , linuxppc-dev@lists.ozlabs.org, jani.nikula@linux.intel.com, Nathan Chancellor , Rob Herring , rodrigo.vivi@intel.com, Bjorn Helgaas , Claire Chang , boris.ostrovsky@oracle.com, Andy Shevchenko , jgross@suse.com, Nicolas Boichat , Greg KH , Randy Dunlap , Qian Cai , lkml , "list@263.net:IOMMU DRIVERS" , Jim Quinlan , xypron.glpk@gmx.de, Tom Lendacky , bauerman@linux.ibm.com Subject: Re: [PATCH v15 06/12] swiotlb: Use is_swiotlb_force_bounce for swiotlb data bouncing Message-ID: References: <20210702135856.GB11132@willie-the-truck> <0f7bd903-e309-94a0-21d7-f0e8e9546018@arm.com> <20210705190352.GA19461@willie-the-truck> <20210706044848.GA13640@lst.de> <20210706132422.GA20327@willie-the-truck> <20210706140513.GA26498@lst.de> <20210706165720.GC20750@willie-the-truck> Content-Type: text/plain; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?scGC9Se5Jg1HS0tFM3tWW1GGNsxDg1GUpXr0qEnbNBPaAaN9kFZpgZqIj8MP?= =?us-ascii?Q?DDlNMqvJOZOGvLO1B839ySjnBu/u8BK07SocW8jK0qmjmBbfzDrrNL0BZ3su?= =?us-ascii?Q?k7t2Gvety/UNdxAuG5PC6GK/q7HkUsjSGkr2AGdKV0xK9gpM9YwsUUYtBTJV?= =?us-ascii?Q?W3zZZF3g0OIWKXDnNdfT7xxIRkLVQtLyQ8Nq6GU6kpanE5lIXa/YRjjmn4Gy?= =?us-ascii?Q?AnR+80a/Zs5x/3yugdrxu1p6UwGDiFUq1cErU9jZTo8HgX1FHS621Fg66rF/?= =?us-ascii?Q?LCXsuOc+cNT+BIZHOvS40+Wumf9XIohidO46vcZGJ9Kyf435Njd+ssEM4JwZ?= =?us-ascii?Q?v8WZeqg1HxFwRT9PTjJMVeg4vhbLTwhr6hzF3+269Kl3CDKYxdKH/oPP7gr6?= =?us-ascii?Q?XCSJAEKcC5nD3UsTwwv49g/By2qVe6JOhR0HqSMln0jxBkzAK044Z+gfVIgV?= =?us-ascii?Q?V1EDSFQpp2K4PW77wlXiASRYLbyWiWs473OdFLUI9NlnMpqc5AWs2BP8QdvK?= =?us-ascii?Q?t0YS4Z5sor5vEcgcZoSQgI9pQ1y26xEK6V6B+0Vs7/Jfdygwvq3Wpichi37U?= =?us-ascii?Q?MG1vs9DeCPIq08keLgn7ldS+P3kAOw4A+nFJxYPCr3Wa26mvTJROOhFucRbd?= =?us-ascii?Q?6Twte3VY343U1rwumrFD7NVChTpvzkH/v5DnRQIWsdEazPHbEhwmhMFhog2Y?= =?us-ascii?Q?OtoRNIihRoM8SCPBVWzXO8Ob6wrGrvuKsTKncdtk6S1kkz3tOqz4y8VxFVbk?= =?us-ascii?Q?Jl1Jp/TgVjTjEYgJhPVpEmNaG7jWwIvBFIJWBVoTx7pTMBAPnIigj7jERJdz?= =?us-ascii?Q?at1Ii5p78N5xd2z7igdghVp40rmoqCEYgK+dUDT9MOabUL3UPUyZjpBaL8TQ?= =?us-ascii?Q?bHqOpw6eqt/nabCPsYEif/LoyJdG5Ylnsf7462S3bR3gGu6qeGrjAQe8b8nG?= =?us-ascii?Q?H1/0bWAz9nj9R2/uU9OyXR/y0zekVmgzenR2uCA/9R5ewwu+tKv6DEhDt+Bh?= =?us-ascii?Q?Sp7me+rATNS6umegxws6SIy+20E83ct9MJl7t0U+sGfyrcvNJgLcq4DtpeYv?= =?us-ascii?Q?z/0Ig+4DUTF4Zn36qTE8d+aGtjGWrSVRd/1pxtVV8ek34BSfOOeKWEN9FPmo?= =?us-ascii?Q?omF4tld5oAmYr4Jjn9bPuMel1A2qNDPeDWVWif+qswru6KnYpJV9RwDr8W06?= =?us-ascii?Q?G7JpDPfNbdKHPSsR01981ICzRVsWfLRBL+Bq1inSoTeRZePyvcaek5olgbeU?= =?us-ascii?Q?GhgCR/BCjMx9+rqH9+MUboZ6/eBvn1A+G7jOvB7lp1YIgfHRM3tYPx435sRf?= =?us-ascii?Q?p2uYqQ2IdEdocUGI/OvVOenL?= X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-Network-Message-Id: d90bdef9-b98b-4173-d89a-08d9409f8490 X-MS-Exchange-CrossTenant-AuthSource: BYAPR10MB2999.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Jul 2021 17:00:14.2584 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: zckFanMHx4+DZP0mkFA8w+J/Je1MRe1YIB1zMg75U1rDdB/71vM1KTH9RAuThBkq1D1a/ffRbEbgY+fMpFE1mQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR10MB3352 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=10037 signatures=668682 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 spamscore=0 phishscore=0 mlxscore=0 bulkscore=0 malwarescore=0 adultscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104190000 definitions=main-2107060080 X-Proofpoint-GUID: MmsRRZVkZuEGZIh9CZM4MvD3gN7VIZMV X-Proofpoint-ORIG-GUID: MmsRRZVkZuEGZIh9CZM4MvD3gN7VIZMV Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 06, 2021 at 05:57:21PM +0100, Will Deacon wrote: > On Tue, Jul 06, 2021 at 10:46:07AM -0400, Konrad Rzeszutek Wilk wrote: > > On Tue, Jul 06, 2021 at 04:05:13PM +0200, Christoph Hellwig wrote: > > > On Tue, Jul 06, 2021 at 03:01:04PM +0100, Robin Murphy wrote: > > > > FWIW I was pondering the question of whether to do something along those > > > > lines or just scrap the default assignment entirely, so since I hadn't got > > > > round to saying that I've gone ahead and hacked up the alternative > > > > (similarly untested) for comparison :) > > > > > > > > TBH I'm still not sure which one I prefer... > > > > > > Claire did implement something like your suggestion originally, but > > > I don't really like it as it doesn't scale for adding multiple global > > > pools, e.g. for the 64-bit addressable one for the various encrypted > > > secure guest schemes. > > > > Couple of things: > > - I am not pushing to Linus the Claire's patchset until we have a > > resolution on this. I hope you all agree that is a sensible way > > forward as much as I hate doing that. > > Sure, it's a pity but we could clearly use a bit more time to get these > just right and we've run out of time for 5.14. > > I think the main question I have is how would you like to see patches for > 5.15? i.e. as patches on top of devel/for-linus-5.14 or something else? Yes that would be perfect. If there are any dependencies on the rc1, I can rebase it on top of that. > > Cheers, > > Will 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=-3.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER,SPF_HELO_NONE,SPF_PASS 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 6BF5EC07E96 for ; Tue, 6 Jul 2021 17:02:26 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 C604A61C4C for ; Tue, 6 Jul 2021 17:02:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C604A61C4C Authentication-Results: mail.kernel.org; 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Tue, 6 Jul 2021 17:00:14 +0000 Date: Tue, 6 Jul 2021 12:59:57 -0400 From: Konrad Rzeszutek Wilk To: Will Deacon Subject: Re: [PATCH v15 06/12] swiotlb: Use is_swiotlb_force_bounce for swiotlb data bouncing Message-ID: References: <20210702135856.GB11132@willie-the-truck> <0f7bd903-e309-94a0-21d7-f0e8e9546018@arm.com> <20210705190352.GA19461@willie-the-truck> <20210706044848.GA13640@lst.de> <20210706132422.GA20327@willie-the-truck> <20210706140513.GA26498@lst.de> <20210706165720.GC20750@willie-the-truck> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210706165720.GC20750@willie-the-truck> X-ClientProxiedBy: SA9PR13CA0164.namprd13.prod.outlook.com (2603:10b6:806:28::19) To BYAPR10MB2999.namprd10.prod.outlook.com (2603:10b6:a03:85::27) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from char.us.oracle.com (138.3.200.56) by SA9PR13CA0164.namprd13.prod.outlook.com (2603:10b6:806:28::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4308.7 via Frontend Transport; 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Wysocki" , xypron.glpk@gmx.de, Christoph Hellwig , Bartosz Golaszewski , bskeggs@redhat.com, linux-pci@vger.kernel.org, xen-devel@lists.xenproject.org, Thierry Reding , matthew.auld@intel.com, Nicolas Boichat , thomas.hellstrom@linux.intel.com, jgross@suse.com, intel-gfx@lists.freedesktop.org, maarten.lankhorst@linux.intel.com, jani.nikula@linux.intel.com, Nathan Chancellor , Rob Herring , rodrigo.vivi@intel.com, Bjorn Helgaas , Claire Chang , Dan Williams , Andy Shevchenko , boris.ostrovsky@oracle.com, airlied@linux.ie, linuxppc-dev@lists.ozlabs.org, Randy Dunlap , Qian Cai , lkml , "list@263.net:IOMMU DRIVERS" , Daniel Vetter , Greg KH , Tom Lendacky , Robin Murphy , bauerman@linux.ibm.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Tue, Jul 06, 2021 at 05:57:21PM +0100, Will Deacon wrote: > On Tue, Jul 06, 2021 at 10:46:07AM -0400, Konrad Rzeszutek Wilk wrote: > > On Tue, Jul 06, 2021 at 04:05:13PM +0200, Christoph Hellwig wrote: > > > On Tue, Jul 06, 2021 at 03:01:04PM +0100, Robin Murphy wrote: > > > > FWIW I was pondering the question of whether to do something along those > > > > lines or just scrap the default assignment entirely, so since I hadn't got > > > > round to saying that I've gone ahead and hacked up the alternative > > > > (similarly untested) for comparison :) > > > > > > > > TBH I'm still not sure which one I prefer... > > > > > > Claire did implement something like your suggestion originally, but > > > I don't really like it as it doesn't scale for adding multiple global > > > pools, e.g. for the 64-bit addressable one for the various encrypted > > > secure guest schemes. > > > > Couple of things: > > - I am not pushing to Linus the Claire's patchset until we have a > > resolution on this. I hope you all agree that is a sensible way > > forward as much as I hate doing that. > > Sure, it's a pity but we could clearly use a bit more time to get these > just right and we've run out of time for 5.14. > > I think the main question I have is how would you like to see patches for > 5.15? i.e. as patches on top of devel/for-linus-5.14 or something else? Yes that would be perfect. If there are any dependencies on the rc1, I can rebase it on top of that. > > Cheers, > > Will 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=-3.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER,SPF_HELO_NONE,SPF_PASS,URIBL_RED 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 45965C07E96 for ; Tue, 6 Jul 2021 17:01:48 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (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 F1B6061C4E for ; Tue, 6 Jul 2021 17:01:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F1B6061C4E Authentication-Results: mail.kernel.org; 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Tue, 6 Jul 2021 17:00:14 +0000 Date: Tue, 6 Jul 2021 12:59:57 -0400 From: Konrad Rzeszutek Wilk To: Will Deacon Subject: Re: [PATCH v15 06/12] swiotlb: Use is_swiotlb_force_bounce for swiotlb data bouncing Message-ID: References: <20210702135856.GB11132@willie-the-truck> <0f7bd903-e309-94a0-21d7-f0e8e9546018@arm.com> <20210705190352.GA19461@willie-the-truck> <20210706044848.GA13640@lst.de> <20210706132422.GA20327@willie-the-truck> <20210706140513.GA26498@lst.de> <20210706165720.GC20750@willie-the-truck> Content-Disposition: inline In-Reply-To: <20210706165720.GC20750@willie-the-truck> X-ClientProxiedBy: SA9PR13CA0164.namprd13.prod.outlook.com (2603:10b6:806:28::19) To BYAPR10MB2999.namprd10.prod.outlook.com (2603:10b6:a03:85::27) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from char.us.oracle.com (138.3.200.56) by SA9PR13CA0164.namprd13.prod.outlook.com (2603:10b6:806:28::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4308.7 via Frontend Transport; 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Wysocki" , xypron.glpk@gmx.de, Christoph Hellwig , Bartosz Golaszewski , bskeggs@redhat.com, linux-pci@vger.kernel.org, xen-devel@lists.xenproject.org, Thierry Reding , matthew.auld@intel.com, Nicolas Boichat , thomas.hellstrom@linux.intel.com, jgross@suse.com, intel-gfx@lists.freedesktop.org, maarten.lankhorst@linux.intel.com, jani.nikula@linux.intel.com, Nathan Chancellor , Rob Herring , rodrigo.vivi@intel.com, Bjorn Helgaas , Claire Chang , Dan Williams , Andy Shevchenko , boris.ostrovsky@oracle.com, airlied@linux.ie, linuxppc-dev@lists.ozlabs.org, Randy Dunlap , Qian Cai , lkml , "list@263.net:IOMMU DRIVERS" , Daniel Vetter , Greg KH , Tom Lendacky , Robin Murphy , bauerman@linux.ibm.com X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" On Tue, Jul 06, 2021 at 05:57:21PM +0100, Will Deacon wrote: > On Tue, Jul 06, 2021 at 10:46:07AM -0400, Konrad Rzeszutek Wilk wrote: > > On Tue, Jul 06, 2021 at 04:05:13PM +0200, Christoph Hellwig wrote: > > > On Tue, Jul 06, 2021 at 03:01:04PM +0100, Robin Murphy wrote: > > > > FWIW I was pondering the question of whether to do something along those > > > > lines or just scrap the default assignment entirely, so since I hadn't got > > > > round to saying that I've gone ahead and hacked up the alternative > > > > (similarly untested) for comparison :) > > > > > > > > TBH I'm still not sure which one I prefer... > > > > > > Claire did implement something like your suggestion originally, but > > > I don't really like it as it doesn't scale for adding multiple global > > > pools, e.g. for the 64-bit addressable one for the various encrypted > > > secure guest schemes. > > > > Couple of things: > > - I am not pushing to Linus the Claire's patchset until we have a > > resolution on this. I hope you all agree that is a sensible way > > forward as much as I hate doing that. > > Sure, it's a pity but we could clearly use a bit more time to get these > just right and we've run out of time for 5.14. > > I think the main question I have is how would you like to see patches for > 5.15? i.e. as patches on top of devel/for-linus-5.14 or something else? Yes that would be perfect. If there are any dependencies on the rc1, I can rebase it on top of that. > > Cheers, > > Will _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu 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=-3.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER,SPF_HELO_NONE,SPF_PASS 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 C48E3C07E96 for ; Tue, 6 Jul 2021 17:01:43 +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 8563E61C3F for ; 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Wysocki" , xypron.glpk@gmx.de, Christoph Hellwig , Bartosz Golaszewski , bskeggs@redhat.com, linux-pci@vger.kernel.org, xen-devel@lists.xenproject.org, Thierry Reding , matthew.auld@intel.com, Nicolas Boichat , thomas.hellstrom@linux.intel.com, jgross@suse.com, intel-gfx@lists.freedesktop.org, Nathan Chancellor , Rob Herring , rodrigo.vivi@intel.com, Bjorn Helgaas , Claire Chang , Dan Williams , Andy Shevchenko , boris.ostrovsky@oracle.com, airlied@linux.ie, linuxppc-dev@lists.ozlabs.org, Randy Dunlap , Qian Cai , lkml , "list@263.net:IOMMU DRIVERS" , Greg KH , Tom Lendacky , Robin Murphy , bauerman@linux.ibm.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Tue, Jul 06, 2021 at 05:57:21PM +0100, Will Deacon wrote: > On Tue, Jul 06, 2021 at 10:46:07AM -0400, Konrad Rzeszutek Wilk wrote: > > On Tue, Jul 06, 2021 at 04:05:13PM +0200, Christoph Hellwig wrote: > > > On Tue, Jul 06, 2021 at 03:01:04PM +0100, Robin Murphy wrote: > > > > FWIW I was pondering the question of whether to do something along those > > > > lines or just scrap the default assignment entirely, so since I hadn't got > > > > round to saying that I've gone ahead and hacked up the alternative > > > > (similarly untested) for comparison :) > > > > > > > > TBH I'm still not sure which one I prefer... > > > > > > Claire did implement something like your suggestion originally, but > > > I don't really like it as it doesn't scale for adding multiple global > > > pools, e.g. for the 64-bit addressable one for the various encrypted > > > secure guest schemes. > > > > Couple of things: > > - I am not pushing to Linus the Claire's patchset until we have a > > resolution on this. I hope you all agree that is a sensible way > > forward as much as I hate doing that. > > Sure, it's a pity but we could clearly use a bit more time to get these > just right and we've run out of time for 5.14. > > I think the main question I have is how would you like to see patches for > 5.15? i.e. as patches on top of devel/for-linus-5.14 or something else? Yes that would be perfect. If there are any dependencies on the rc1, I can rebase it on top of that. > > Cheers, > > Will 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=-3.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER,SPF_HELO_NONE,SPF_PASS 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 1448CC07E96 for ; Tue, 6 Jul 2021 17:01:46 +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 C819261C3F for ; Tue, 6 Jul 2021 17:01:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C819261C3F Authentication-Results: mail.kernel.org; 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Wysocki" , xypron.glpk@gmx.de, Christoph Hellwig , Bartosz Golaszewski , bskeggs@redhat.com, linux-pci@vger.kernel.org, xen-devel@lists.xenproject.org, Thierry Reding , matthew.auld@intel.com, Nicolas Boichat , thomas.hellstrom@linux.intel.com, jgross@suse.com, intel-gfx@lists.freedesktop.org, Nathan Chancellor , Rob Herring , Bjorn Helgaas , Claire Chang , Dan Williams , Andy Shevchenko , boris.ostrovsky@oracle.com, airlied@linux.ie, linuxppc-dev@lists.ozlabs.org, Randy Dunlap , Qian Cai , lkml , "list@263.net:IOMMU DRIVERS" , Greg KH , Tom Lendacky , Robin Murphy , bauerman@linux.ibm.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Tue, Jul 06, 2021 at 05:57:21PM +0100, Will Deacon wrote: > On Tue, Jul 06, 2021 at 10:46:07AM -0400, Konrad Rzeszutek Wilk wrote: > > On Tue, Jul 06, 2021 at 04:05:13PM +0200, Christoph Hellwig wrote: > > > On Tue, Jul 06, 2021 at 03:01:04PM +0100, Robin Murphy wrote: > > > > FWIW I was pondering the question of whether to do something along those > > > > lines or just scrap the default assignment entirely, so since I hadn't got > > > > round to saying that I've gone ahead and hacked up the alternative > > > > (similarly untested) for comparison :) > > > > > > > > TBH I'm still not sure which one I prefer... > > > > > > Claire did implement something like your suggestion originally, but > > > I don't really like it as it doesn't scale for adding multiple global > > > pools, e.g. for the 64-bit addressable one for the various encrypted > > > secure guest schemes. > > > > Couple of things: > > - I am not pushing to Linus the Claire's patchset until we have a > > resolution on this. I hope you all agree that is a sensible way > > forward as much as I hate doing that. > > Sure, it's a pity but we could clearly use a bit more time to get these > just right and we've run out of time for 5.14. > > I think the main question I have is how would you like to see patches for > 5.15? i.e. as patches on top of devel/for-linus-5.14 or something else? Yes that would be perfect. If there are any dependencies on the rc1, I can rebase it on top of that. > > Cheers, > > Will _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx