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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9FC5AC27C6E for ; Thu, 13 Jun 2024 13:27:46 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 2C9416B008C; Thu, 13 Jun 2024 09:27:46 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 268CF6B0096; Thu, 13 Jun 2024 09:27:46 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 1304E6B0098; Thu, 13 Jun 2024 09:27:46 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id E96156B008C for ; Thu, 13 Jun 2024 09:27:45 -0400 (EDT) Received: from smtpin04.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay03.hostedemail.com (Postfix) with ESMTP id 9968BA030D for ; Thu, 13 Jun 2024 13:27:45 +0000 (UTC) X-FDA: 82225942890.04.BF58BBB Received: from invmail4.hynix.com (exvmail4.hynix.com [166.125.252.92]) by imf21.hostedemail.com (Postfix) with ESMTP id 113901C001F for ; Thu, 13 Jun 2024 13:27:42 +0000 (UTC) Authentication-Results: imf21.hostedemail.com; dkim=none; dmarc=none; spf=pass (imf21.hostedemail.com: domain of honggyu.kim@sk.com designates 166.125.252.92 as permitted sender) smtp.mailfrom=honggyu.kim@sk.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1718285263; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=RBOHaaH5Rs+e5b9/QLmYv6hlDp35cP3/bar/RNQswUE=; b=IhIL73wz0nJcPiPOzWhp2QUmfZbcB+1JAFrgRrxUwWXnNTYBUrfjrDjMou2TZSpSjNrbzR XUqbehvW3bkVJaBWovg+8taQUCulqIlx7rKJnPFiBcheg66bFzD/rUtA8BTYOmED7x7EL9 UsJ15ccSTQUYMY50FdTpoBz3c06H7IU= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1718285263; a=rsa-sha256; cv=none; b=D6y1c/JnGf1XzmUfr9qIe8Qw9Ify7lvBs7/gF+JkcyKtFOKS4NnH8Zz7QFHbvbrxGvfICu snkN0jiDlFbCkWo8xby7/Xe9nV9ffaRA9/6Q9HmIGSX2bWx6dmdZaBkzgFvW+/AsqasmBC IvQzHIS9thbpBWQXdY1Da5dJl8kxrOU= ARC-Authentication-Results: i=1; imf21.hostedemail.com; dkim=none; dmarc=none; spf=pass (imf21.hostedemail.com: domain of honggyu.kim@sk.com designates 166.125.252.92 as permitted sender) smtp.mailfrom=honggyu.kim@sk.com X-AuditID: a67dfc5b-d6dff70000001748-f1-666af3cb7f2e From: Honggyu Kim To: SeongJae Park Cc: Andrew Morton , Masami Hiramatsu , Mathieu Desnoyers , Steven Rostedt , Gregory Price , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, 42.hyeyoo@gmail.com, art.jeongseob@gmail.com, kernel_team@skhynix.com, Honggyu Kim , Hyeongtak Ji , Rakie Kim , Yunjeong Mun , damon@lists.linux.dev Subject: Re: [PATCH 0/8] DAMON based tiered memory management for CXL memory Date: Thu, 13 Jun 2024 22:27:26 +0900 Message-ID: <20240613132730.650-1-honggyu.kim@sk.com> X-Mailer: git-send-email 2.43.0.windows.1 In-Reply-To: <20240613131741.513-1-honggyu.kim@sk.com> References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrNLMWRmVeSWpSXmKPExsXC9ZZnke7pz1lpBrNnillM7DGwmLN+DZvF /Qev2S2e/P/NatHQ9IjF4vKuOWwW99b8Z7U4sv4si8Xms2eYLRYvV7PY1/GAyeLw1zdMDjwe S0+/YfPYOesuu0fLvlvsHptWdbJ5bPo0id3jxIzfLB4vNs9k9Nj48T+7x+dNcgGcUVw2Kak5 mWWpRfp2CVwZL9ZHFSxnqzja38zawNjP2sXIySEhYCKx8vgvdhj79LlXzCA2m4CaxJWXk5hA bBEBRYlzjy8C1XNxMAtsZZGYs6GFESQhLOAjMevtexYQm0VAVeL0rh1sIDavgKnE6hvn2CCG ako83v4TbAGngJnEum/3wXqFBHgkXm3YzwhRLyhxcuYTsDnMAvISzVtnM4MskxD4zSax8vtL qOskJQ6uuMEygZF/FpKeWUh6FjAyrWIUyswry03MzDHRy6jMy6zQS87P3cQIjIJltX+idzB+ uhB8iFGAg1GJh9fjWVaaEGtiWXFl7iFGCQ5mJRHeWQuBQrwpiZVVqUX58UWlOanFhxilOViU xHmNvpWnCAmkJ5akZqemFqQWwWSZODilGhjdzx6QWcPmspB35tqyWut9KS7aHfcyWJ4F+F0q 5bfw2XB3CovB1QVX9n4PfT3LtGjBh7dmJ8QMfD8Zf5Zmt3z36amaCuv8G5b6S7JfLE4/3L4s 5LPqauXk3c+ExE7e1yx4fKN9SedeheXbBLlli3p3cr7TfPqCXX2HVDVj//lfizPXfwx+w3xO iaU4I9FQi7moOBEAv0xGa34CAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrFLMWRmVeSWpSXmKPExsXCNUNLT/f056w0g/Wt3BYTewws5qxfw2Zx /8Frdosn/3+zWjQ0PWKx+PzsNbNF55PvjBaH555ktbi8aw6bxb01/1ktjqw/y2Kx+ewZZovF y9UsDl17zmqxr+MBk8Xhr2+YLH5vW8HmIOix9PQbNo+ds+6ye7Tsu8XusWlVJ5vHpk+T2D1O zPjN4vFi80xGj40f/7N7fLvt4bH4xQcmj8+b5AK4o7hsUlJzMstSi/TtErgyXqyPKljOVnG0 v5m1gbGftYuRk0NCwETi9LlXzCA2m4CaxJWXk5hAbBEBRYlzjy8C1XBxMAtsZZGYs6GFESQh LOAjMevtexYQm0VAVeL0rh1sIDavgKnE6hvn2CCGako83v6THcTmFDCTWPftPlivkACPxKsN +xkh6gUlTs58AjaHWUBeonnrbOYJjDyzkKRmIUktYGRaxSiSmVeWm5iZY6pXnJ1RmZdZoZec n7uJERgDy2r/TNzB+OWy+yFGAQ5GJR5ej2dZaUKsiWXFlbmHGCU4mJVEeGctBArxpiRWVqUW 5ccXleakFh9ilOZgURLn9QpPTRASSE8sSc1OTS1ILYLJMnFwSjUwTmXq03ecE8G8x94o5Ngh 3peSi950PTpR+THUf97byGrzLSwr/ERev3iU8Cjo4lrP1wb8fpr1Bq0JSZvX3W5vr/1f1tHs Yji7f5bnPuvnMY+TlZUbt3spPdkYl8u9OTV36wPO67fEcr1U+I5JZB3wV7/d2iWoZrnA95L8 y5vC53WdhN0uigopsRRnJBpqMRcVJwIAwTMx4X0CAAA= X-CFilter-Loop: Reflected X-Rspamd-Queue-Id: 113901C001F X-Stat-Signature: ta3ehr63bi6yngb97ioo5i5izya43jz5 X-Rspamd-Server: rspam09 X-Rspam-User: X-HE-Tag: 1718285262-171339 X-HE-Meta: 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 nOaGb3r0 t1JD3bEo4igqyuQfMV8OtA3kjzuYanuyvUm/62oQWhPNpJOb61piONrgvuopNU4fKZOHx5369RKNJP/jsJyRmVdReTNgMKdRi1fbug+S5kLUqgwBN+sQsoBk/yYD0iY9rbNKgAOfiK+Wys1gNo+PmMC13gJt6z19hU6pY X-Bogosity: Ham, tests=bogofilter, spamicity=0.000051, 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, 13 Jun 2024 22:17:31 +0900 Honggyu Kim wrote: > There was an RFC IDEA "DAMOS-based Tiered-Memory Management" previously > posted at [1]. > > It says there is no implementation of the demote/promote DAMOS action > are made. This patch series is about its implementation for physical > address space so that this scheme can be applied in system wide level. > > Changes from RFC v4: > https://lore.kernel.org/20240512175447.75943-1-sj@kernel.org > 1. Add usage and design documents > 2. Rename alloc_demote_folio to alloc_migrate_folio > 3. Add evaluation results with "demotion_enabled" true > 4. Rebase based on v6.10-rc3 Sorry for making confusion, I didn't add "PATCH v5" tag for this patch series so please ignore and see the resent one. Honggyu