From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 5DA013AFB1C for ; Fri, 4 Sep 2026 04:27:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788496081; cv=none; b=jIiBU6pTH7R/RdtB2uaLSFF1bZoVGTMN1wEWwdTIO9PaLNM4ZPrJPYatia268q9S8uxezcPw9D/9MFf2o8Sthn81+AzQexf+JCuH3OQaZB9+jaapVIsVIKoXKB6XVEKbDE/KZABGpJauzBGiMOMoJaqWNS5pgDXJhiR996XVMmk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788496081; c=relaxed/simple; bh=3/FDJbbvvbVGEGneVPYjEYoqqd20hnLqcGTS1/pIIbU=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=Sp/D/rtg5qN2+dDyr6edt8SU/xUV8NUrUIwun6OtHJ5Ko8OAQUqroY9BhrkdM61kwABcCuqVl55vA434NSi4iq6BhAmQ3hj0AolXA+Fx9Zje8bZEAH4z9PIwghcJ9BY/0zjh4DEZJcgBvlA18uBHFebih+YmWgUWtrz4tJX5hAs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=0gr/kHqO; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="0gr/kHqO" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 346F91F00A3D; Fri, 4 Sep 2026 04:27:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1788496079; bh=kCJFtgL6xdcTMGe+9WP8iYjWEvs66hdQP/mx1LoKy90=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=0gr/kHqO/4ULNDJqPp84Lr60lI6kRpHpGBsaJ4e4DY0IrOIABLCKnu8b0Zb8++P4U Uz9mbSiKYC/18RzGfoNdYjWOSH2jJ7d56y9bvv+pHFNAGH8w+OcP+QvpuYDENuS+y7 1wg732cuJfMcY5ImcFpZd0ZoqDL+FeKIUTzsD2TM= Date: Thu, 3 Sep 2026 21:27:58 -0700 From: Andrew Morton To: "Barry Song (Xiaomi)" Cc: baolin.wang@linux.alibaba.com, axelrasmussen@google.com, baoquan.he@linux.dev, chenridong@xiaomi.com, david@kernel.org, hannes@cmpxchg.org, kasong@tencent.com, lianux.mm@gmail.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, ljs@kernel.org, lyugaofei@xiaomi.com, mhocko@kernel.org, qi.zheng@linux.dev, shakeel.butt@linux.dev, stevensd@chromium.org, wangzicheng@honor.com, weixugc@google.com, xueyuan.chen21@gmail.com, yuanchu@google.com, zhangbo56@xiaomi.com Subject: Re: [PATCH v3 6/7] mm/mglru: move folios from oldest gen to second-oldest gen from head to tail Message-Id: <20260903212758.4ee5fec2a7def1a26f19eb2e@linux-foundation.org> In-Reply-To: <20260904032748.210-1-baohua@kernel.org> References: <129ecc53-f96e-4a5d-a79c-c05293d815d3@linux.alibaba.com> <20260904032748.210-1-baohua@kernel.org> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) 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=UTF-8 Content-Transfer-Encoding: 8bit On Fri, 4 Sep 2026 11:27:48 +0800 "Barry Song (Xiaomi)" wrote: > On Fri, Sep 4, 2026 at 10:47 AM Baolin Wang wrote: > [...] > > > > Could you add this info to the commit message? (IIUC, someone tried to > > remove the prefetch in MM, since they found that prefetch doesn't seem > > to help much on modern CPUs.) > > Sure. I guess we could ask Andrew for his kind help in adding the > following to the Changelog of this patch. > > Hi Andrew, > > Could you please update the changelog and add the description below > at the end? No probs.