From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DCE2819A288 for ; Thu, 2 Oct 2025 16:01:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.176.79.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759420873; cv=none; b=rBhWsMTYHl9UOXcAMlxw+2k1VkkZEXMHN3EqXf9Q/yIGZHP9/XMqInL+uF+RtmV1dZhBXKFxoRleWslfp2IlifG9zPA1xqbJD+sVtB/mJygxd3Tt62k4HcVXvh0tP/t+ltEAvhnzHEIlA9nt2OUZt2VPNALblXSv2VYYwr8tYW0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759420873; c=relaxed/simple; bh=pwpIunB/Gn9W9822XlldlPaiFf3lZqrZtGB30QFjh3Y=; h=Date:From:To:CC:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=f3f0H5SkmTvWQY6/zNbbFmacVtOmzV5tR1QpKS6DFLUBKeN+c8Y6wx4hGfGNla3Tp9K2EzbIramBZRcuxyyoL5ia/AaKPrwis4d9pV0PKl2pu1mqSTM9bfE5agVWoFdaAXpRZf/WWLNZ5SRJFMhVKZK/0KcEQQeiHTyieiqxmZc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=185.176.79.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.18.186.231]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4ccxN94xDqz67ww1; Fri, 3 Oct 2025 00:00:41 +0800 (CST) Received: from dubpeml100005.china.huawei.com (unknown [7.214.146.113]) by mail.maildlp.com (Postfix) with ESMTPS id 7E50E1400DB; Fri, 3 Oct 2025 00:01:02 +0800 (CST) Received: from localhost (10.203.177.15) by dubpeml100005.china.huawei.com (7.214.146.113) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; 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) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: lhrpeml100009.china.huawei.com (7.191.174.83) To dubpeml100005.china.huawei.com (7.214.146.113) 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