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Thu, 2 Oct 2025 17:01:00 +0100 Date: Thu, 2 Oct 2025 17:00:59 +0100 From: Jonathan Cameron To: Raghavendra K T CC: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: Re: [RFC PATCH V3 04/17] mm/kscand: Add only hot pages to migration list Message-ID: <20251002170059.00002045@huawei.com> In-Reply-To: <20250814153307.1553061-5-raghavendra.kt@amd.com> References: <20250814153307.1553061-1-raghavendra.kt@amd.com> <20250814153307.1553061-5-raghavendra.kt@amd.com> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.42; x86_64-w64-mingw32) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.203.177.15] X-ClientProxiedBy: lhrpeml100009.china.huawei.com (7.191.174.83) To dubpeml100005.china.huawei.com (7.214.146.113) X-Rspamd-Queue-Id: AD6BC4001E X-Stat-Signature: o6nrk55ibfoa5ken5t3yqzp4rhjho8bu X-Rspam-User: X-Rspamd-Server: rspam01 X-HE-Tag: 1759420865-158870 X-HE-Meta: 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 F7sZsGs5 LeJguAb8qHkIKTDshMmwbwn38H+6A0UDnqtLMOnUIpjzZ9WV3j3aBjGziy/dve1a78mbVTYAvWIfqLXAsqrmKALpX0hnXex5VbFYhJ9H/M6M9ZoLK/Q/9o2kofuqTvvriCi2iEGxFblHQPqKd1iP8++1oy9DYRi/Zmy3v9EoDmr6vG/xI8z8pxdQrhYe1bk/n+ZjCUbhs9ewzFf545gARPxXK9ahadVhi9bkGYFaldUSRxruPwdHWfDAcLFslqKpe9HAEmsDaGFp1lqm1KLoiVuUpHsZaB5OlBE4CO13T+1SnNWRnDMOPAyRrNyE+FLW9/2oo 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: On Thu, 14 Aug 2025 15:32:54 +0000 Raghavendra K T wrote: > Previously all pages, accessed once are added. > Improve it by adding those that are accessed second time. > > This logic is closer to current NUMAB implementation > of spotting hot pages. Trivial but wrap patch description longer. 75 chars it typical. > > Signed-off-by: Raghavendra K T