From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 8EBB04A21; Thu, 26 Feb 2026 00:57:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772067454; cv=none; b=IMakncKdSJgC2xx49g/lB+hfV27Ky311oaMGkN9FchKZgvdq9O52VImslMut7oNe4MHDsoXm4CWM0Wb2EdiCG+9su87vkYePbrYH1eaujYAZKT6wp+SS8B+TKoQ/pzLB1eoFk0DCu0BOhcIXh+IGA0ACaN2FNVWLqmDEPHFZk6E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772067454; c=relaxed/simple; bh=q+CQwYcdbwUOFLj1CvBSURNbNPO+bp03YTfwhYPOTHI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=H0L7MQitBQKFk6WwCY+2Cd+UlcfmdUO1I+Cxt9bGJEjk49MxDeNvgwCjkOEmdLoyeFghQdZa3wBK1OoeSpzIAz8JDTMnqQ/7mUdyGv/Luit2UE50WMAPxAjgkiGWAGK2ZCdv96dwoTXzRjiEm2cNTI3ecKYJd/HlUryleLr+6TQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=AHjcPwVM; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="AHjcPwVM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B2B9CC116D0; Thu, 26 Feb 2026 00:57:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772067454; bh=q+CQwYcdbwUOFLj1CvBSURNbNPO+bp03YTfwhYPOTHI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=AHjcPwVMIAiYYEGBpfx3lHSd2/P5d+v7r7FMnMdbXBEreVOIPGcqXj/x8x37W0m+P ZoVCh7/EYXI7+v2iQWInc4bblq/Xo8qwfvYfa0MXMm2X98mvfcxxswIVe/XB08gGmU dL+I4Dg36/4j2fxy05Tw2x4jV92SNhMQ0D4hH45lRJ2oroF+b5TzxyCO8XmhdTmgTG Z4BlqIugl8mG7tgBgxAkAjF18S3fMuP7xD6i2rYKslaMD3qyHa3CrnASC8Yy7gU2ZD W93qa8MSTPadb6O3hrKYNoHZgiqXuhNtD2GcOiTJXVo4pAuiDD4ab09sYrZcuJamKI mDdnezseFomPg== From: SeongJae Park To: Ravi Jonnalagadda Cc: SeongJae Park , damon@lists.linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, akpm@linux-foundation.org, corbet@lwn.net, bijan311@gmail.com, ajayjoshi@micron.com, honggyu.kim@sk.com, yunjeong.mun@sk.com Subject: Re: [RFC PATCH v3 3/4] mm/damon: add node_eligible_mem_bp and node_ineligible_mem_bp goal metrics Date: Wed, 25 Feb 2026 16:57:31 -0800 Message-ID: <20260226005732.7839-1-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: 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 Wed, 25 Feb 2026 10:46:56 -0800 Ravi Jonnalagadda wrote: > On Mon, Feb 23, 2026 at 8:27 PM SeongJae Park wrote: > > > > On Mon, 23 Feb 2026 12:32:31 +0000 Ravi Jonnalagadda wrote: > > [...] > > > > So, the overall concept and definition of the new goal metrics sound good to > > me. But I'd prefer having less optimized but simpler code, and nodes boundary > > crossing regions handling. > > > > I'll prepare a v4 addressing all these points: > 1. Fix 80-column wrapping > 2. Remove eligible_bytes_per_node[] array, iterate regions per goal > instead > 3. Handle regions crossing node boundaries > 4. Pass scheme pointer from caller Thank you for flexibly accepting my suggestions and listing those again here. All looks good and catching all the points! > > I'm currently on a break and will send the updated patch after March > 10th. I hope you a great break! Thanks, SJ [...]