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Tue, 6 Apr 2021 01:35:18 +0000 (UTC) Subject: Re: [PATCH V4 05/18] iommu/ioasid: Redefine IOASID set and allocation APIs To: Jason Gunthorpe , "Tian, Kevin" References: <20210319124645.GP2356281@nvidia.com> <20210319135432.GT2356281@nvidia.com> <20210319112221.5123b984@jacob-builder> <20210322120300.GU2356281@nvidia.com> <20210324120528.24d82dbd@jacob-builder> <20210329163147.GG2356281@nvidia.com> <20210330132830.GO2356281@nvidia.com> <20210405234230.GF7405@nvidia.com> From: Jason Wang Message-ID: Date: Tue, 6 Apr 2021 09:35:17 +0800 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.9.0 MIME-Version: 1.0 In-Reply-To: <20210405234230.GF7405@nvidia.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Cc: Jean-Philippe Brucker , Alex Williamson , "Raj, Ashok" , Jonathan Corbet , Jean-Philippe Brucker , LKML , "Jiang, Dave" , "iommu@lists.linux-foundation.org" , Li Zefan , Johannes Weiner , Tejun Heo , "cgroups@vger.kernel.org" , "Wu, Hao" , David Woodhouse 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-Transfer-Encoding: base64 Content-Type: text/plain; charset="gbk"; Format="flowed" Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" CtTaIDIwMjEvNC82IMnPzuc3OjQyLCBKYXNvbiBHdW50aG9ycGUg0LS1wDoKPiBPbiBGcmksIEFw ciAwMiwgMjAyMSBhdCAwODoyMjoyOEFNICswMDAwLCBUaWFuLCBLZXZpbiB3cm90ZToKPj4+IEZy b206IEphc29uIEd1bnRob3JwZSA8amdnQG52aWRpYS5jb20+Cj4+PiBTZW50OiBUdWVzZGF5LCBN YXJjaCAzMCwgMjAyMSA5OjI5IFBNCj4+Pgo+Pj4+IEZpcnN0LCB1c2Vyc3BhY2UgbWF5IHVzZSBp b2FzaWQgaW4gYSBub24tU1ZBIHNjZW5hcmlvIHdoZXJlIGlvYXNpZCBpcwo+Pj4+IGJvdW5kIHRv IHNwZWNpZmljIHNlY3VyaXR5IGNvbnRleHQgKGUuZy4gYSBjb250cm9sIHZxIGluIHZEUEEpIGlu c3RlYWQgb2YKPj4+PiB0eWluZyB0byBtbS4gSW4gdGhpcyBjYXNlIHRoZXJlIGlzIG5vIHBndGFi bGUgYmluZGluZyBpbml0aWF0ZWQgZnJvbSB1c2VyCj4+Pj4gc3BhY2UuIEluc3RlYWQsIGlvYXNp 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