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Tue, 22 Apr 2025 19:50:12 +0800 Message-ID: <68043882-1878-4cca-a8fc-5e6cb9a88395@huawei.com> Date: Tue, 22 Apr 2025 19:50:11 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH] mm/damon: add full LPAE support for memory monitoring above 4GB To: SeongJae Park CC: , , , , References: <20250420162706.2844-1-sj@kernel.org> From: zuoze In-Reply-To: <20250420162706.2844-1-sj@kernel.org> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.174.177.186] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To kwepemg500008.china.huawei.com (7.202.181.45) X-Stat-Signature: 4m4b3tzo99apgbakqxu7ngo1wi69aqhd X-Rspamd-Queue-Id: 7A50340011 X-Rspam-User: X-Rspamd-Server: rspam05 X-HE-Tag: 1745322617-119252 X-HE-Meta: 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 5SnSWmYJ LpMLcqzWgKsEG2GqhoAdis1gqj0WfEzxpO4poeAW8eGZG7guonmIDuEvnmFC3TQtV3M8o7zhvpDNljtoN23cAMfFFh1hr9/oepw3/r+hsOA52sE+zajGdGC4XiKKutKekBpyU3jX+9u4uLWk507IRjwP910eJkTsXjiq56zMmSuG/sPDVuXhzuvMuHDNlHUUw/6wR96AG1KEUKpA41EE9BYASwGMWOO9IZsnU+8LG8zRXDyNOgQMAAcBjsdTDPpI9Xz79 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: List-Subscribe: List-Unsubscribe: 在 2025/4/21 0:27, SeongJae Park 写道: > Hello Ze, > > On Mon, 14 Apr 2025 09:21:55 +0800 zuoze wrote: > >> >> >> 在 2025/4/12 0:35, SeongJae Park 写道: >>> On Fri, 11 Apr 2025 14:30:40 +0800 zuoze wrote: >>> >>>> 在 2025/4/11 6:25, SeongJae Park 写道: >>> [...] >>>>> So I still don't anticipate big problems with my proposed approach. But only >>>>> prototyping and testing would let us know more truth. If you don't mind, I >>>>> will quickly write and share a prototype of my idea so that you could test. >>>>> >>>> >>>> Sounds good! Please share the prototype when ready - happy to test and >>>> help improve it. >>> >>> Thanks, I will share the prototype as soon as be ready. I expect up to a few >>> weeks. >>> >> >> Got it! Excited to see the prototype. Let me know if you need anything >> in the meantime. > > I posted the RFC patch series[1] a few days ago. I also just implemented[2] > and pushed the support of it on DAMON user-space tool. Please let me know if > you find any concern on those. > Thanks for the patches - I’ve noted the RFC series and user-space updates. Apologies for the delay; I’ll prioritize reviewing these soon to verify they meet the intended tracking goals. Appreciate your patience. > [1] https://lore.kernel.org/20250416042551.158131-1-sj@kernel.org > [2] https://github.com/damonitor/damo/commit/5848e3a516e3b10e62c4ad7ebf0e444d7be09f6b > > > Thanks, > SJ > > [...] >