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Fri, 31 Mar 2023 11:15:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=stancevic.com; s=dreamhost; t=1680286531; bh=j3L24ZBsOLeH9lhPiSpkHV4mLNUGQbsSedwN/1vKxQk=; h=Date:Subject:To:Cc:From:Content-Type:Content-Transfer-Encoding; b=gR5MEgdb7Px/0UE4OozwE9efStked6+WaRQTWDR4U1cliSlvq4c8fmefT5KkTta3P ruBCkvKldb6bmbfpr391EOGtH5ZfO/TN5hIDUyYqrUKp7X4aVrYzDhHLGWGIaDNpND IWPnHmiLeemyof1oV5bsYCfFH8Up3XVZTkWTAtrJlCllUe/zjtXPbp6RHzeJBGDvDn XC3Sce29HisGwUraxZtWH5i/d63Vb/mX9byyxaxXPgeJmL0x5lV5GqcGXacuChppRY O8NnTfhahf0uQV2euhWLH6GLkCV7Bi3+G1cQpkvmPEh3NQaC+o/qkUS8J6QqnwzHZM 5OX+vJC5OACsw== Message-ID: <7447b9ed-f000-92f9-8044-afa65ef38ce5@stancevic.com> Date: Fri, 31 Mar 2023 13:15:28 -0500 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: [LSF/MM/BPF BoF] Session for CXL memory Content-Language: en-US To: Zhu Yanjun , Wei Xu , Yang Shi Cc: David Rientjes , "Viacheslav A.Dubeyko" , lsf-pc@lists.linux-foundation.org, linux-cxl@vger.kernel.org, linux-mm@kvack.org, Dan Williams , Jonathan Cameron , Adam Manzanares , Duen-wen Hsiao , Johannes Weiner , Jerome Glisse References: <38D49DA9-3C57-4951-8CBA-5D2BB0C40D9C@bytedance.com> From: Dragan Stancevic In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 63C178000C X-Stat-Signature: j64pwqgdj4iy7b4qwf9ensxb49yso1om X-Rspam-User: X-Rspamd-Server: rspam08 X-HE-Tag: 1680286533-752436 X-HE-Meta: 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 6IBlW/cd TxLaDiTVWGUazNL7qHtDAiSNNYMH4RHl8BeJFBX4v9RUc4tRRhRBSnQ7kJK9ogQGfQ9MXQdpzj5YolXzU7bO7PpnAf8vTQVQFHiz74DldENTen5z5OkHaqh7PK+oryGHt9u9/0rNcdGo3negmIaC3ay0kAv0mJjF0BcR+E0jlvMb1TmWpj1E6wsaCYEiW+TQw/LfUE1+z41rDB/w7VRak7TVNyT9/pMGxRg7Lo94UuctBDCQQXzioNmiOL7uArKwSKWs6QReOq0Ul5Ze+nDdLmtTlVZYWQ0dwOI+qnCekkiYDQacm9GzUtsaRU4Li+pXDxLEYXH6AUtIw5hDgb5zpXciyL8AaUYTMZS70FHZTawcSiNNYaZycunOeUp6nMDz6soIzX2k3Nv4ytf78RSSSkCKG3lEl7Ba7xXuoDzkFRj8ft7k= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 1/25/23 09:04, Zhu Yanjun wrote: > 在 2023/1/24 8:57, Wei Xu 写道: >> On Mon, Jan 23, 2023 at 4:22 PM Yang Shi wrote: >>> >>> On Sun, Jan 22, 2023 at 9:51 PM David Rientjes >>> wrote: >>>> >>>> On Fri, 6 Jan 2023, Viacheslav A.Dubeyko wrote: >>>> >>>>> CC: LSF/MM/BPF mailing list. Sorry, missed the list. >>>>> >>>>>> On Jan 6, 2023, at 11:51 AM, Viacheslav A.Dubeyko >>>>>> wrote: >>>>>> >>>>>> Hello, >>>>>> >>>>>> I believe CXL memory is hot topic now. I believe we have multiple >>>>>> topics >>>>>> for discussion. I personally would like to discuss CXL Fabric Manager >>>>>> and vision of FM architecture implementation. I am going to share >>>>>> the topic >>>>>> in separate email. I would like to suggest a special session for >>>>>> CXL memory >>>>>> related topics. >>>>>> >>>>>> How everybody feels about it? >>>>>> >>>> >>>> I think this makes a lot of sense, thanks for suggesting it. >>>> >>>> Should this be a BoF or just a normal topic proposal?  I assume that >>>> there >>>> could be several different topics of interest all related to CXL.mem. >>>> >>>> Specifically interesting would be the division of work between the >>>> kernel >>>> and userspace to manage memory placement on systems with locally >>>> attached >>>> CXL.  And, further, what APIs userspace would have at its disposal for >>>> explicit optimization of this placement that would exist beyond what is >>>> available for NUMA. >>> >>> Yeah, in addition, how CXL hierarchy interacts with memory tiering may >>> be an interesting topic too. >>> >>>> >>>> I assume we might also want to chat about CXL 2.0 extensions that >>>> would be >>>> useful, especially for cloud providers. >>>> >>>> I'd be happy to join in any of the proposals for these topics, just >>>> let me >>>> know! >>> >>> +1 for me. >>> >> >> I am also interested in these discussions. > > +1， I am interested in this. +1, also interested in cloud aspects -- Peace can only come as a natural consequence of universal enlightenment -Dr. Nikola Tesla