From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793022139; b=19+DgL1BLbwSP9w3DXQDdgwvwSLzQXak2A/s8sMpAwGDMSU3E/4nYPzsplG4SAt8YSvo IG03u5EbgBzu9KEZysUIr/CvZN18TtEPqbQmLXkHR+w+GWh/R0pQ+KRXv99yP5CIlOkj8 DRu6L/zL8XpnNenWgh99fg4aXNFq4QlozlSGAjiOCnLh7V7nQ9PFMtqSXSXLJMZurEvUL NRY8Ql8H/ri3oXjKDGtK9QFzg2osPmwA3yIcUE8x5YDRsVY6+GVuh8pNnTvIzmcemSLs6 CdfnpGN2A8t1QWxkORy7cZFI/ZitPfbxAO4oCwyKNRwFL7b9q2FNMin22iddj0OAHIQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793022139; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=j8QMB/Zbu3pSmjToLJD1z99Ta8FDwHJe8fx7RyfNJg4=; b=4bGeWV2HoGy3SzK0qGehCjbPZAkKCID0P9kWiKTe2di3VJ8k/t0e7RZXBJzKM74asznC wNIgXhz6y/bb6yq2gLzupATCVrz7aUfYwHqtHEwUnoEivx0c1iTehLtVQXzAaBJcK44ye qLi45b+4I4WsirUXMJ/yVHCD0sTTB5VBVIMHEfm38UmlbfVpQbw1hEK9cVjnVRJulXzpv yYTymHhapC3dhOSTcnKcVDgl3g6KZDhdNA2E5Ze+PoVyU5Yy/nFYEZN51uBZGs7d8yqmS f1E95kRAtkZNieSrEzeuzalSZDUhkzXryDIurCZ9a8CY6D6QZqjjdkuv2rSFMrco4Iw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=fj8tDop1; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8EF93606A31A for ; Mon, 26 Oct 2026 13:42:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=fj8tDop1 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1177F1F01825; Mon, 26 Oct 2026 13:42:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793022139; bh=j8QMB/Zbu3pSmjToLJD1z99Ta8FDwHJe8fx7RyfNJg4=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=fj8tDop18bzlC2y24eWNfPWtWYCVsT4nPzEeylC2GKS9CHz3Kbii4Pw+9/SUks097 qYJyGKsM+XsmAq/OI5D8rrkASwq+swvbawk+ptVIk3UaboVXmlGjDtpb2kNchhcP2P JySshc3IqrYhyZ9hls5GwIG+5HcK2Ulx26pabQ8xxiM9HeFUNfwBv+6PUaOmR2ZY2V ToZz1HrPHVCxkX8E74buUWw2HNG1Mva9TmPE2x6OXVuQHDVuzNihKp5EKOmsiB0J5x 6nT28j6XCJLgwXQkJEM75amkmWH+pLvTgGi0v1UlprM3M4YokFFWvF2AJowiW/dA9b 4gJ8i3YvPYAWg== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH 7.3.y] mm/damon/core: error damos_commit_quota_goal() for zero target_value Reply-To: sashiko-reviews@lists.linux.dev To: "SJ Park" Cc: damon@lists.linux.dev In-Reply-To: <20261026133320.68445-1-sj@kernel.org> References: <20261026133320.68445-1-sj@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Mon, 26 Oct 2026 13:42:18 +0000 X-Mailing-List: damon@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > Patch series "mm/damon: move zero damos quota target_value handling to the > core layer". >=20 > Having zero DAMOS quota target value can cause division by zero. DAMON > API callers are checking the target value parameters to avoid that. It is > easy to make mistakes in some of the multiple API callers. Move that to > the core layer. >=20 > Patch 1 adds the corner case handling into the core layer DAMON parameters > validation logic. Patches 2 and 3 remove no more needed DAMON API callers > side handling of the corner case in DAMON_LRU_SORT and DMON_SAMPLIE_MTIER, > respectively. >=20 > This patch (of 3): >=20 > [ ... ] > Link: https://lore.kernel.org/20260803134034.15217-1-sj@kernel.org [1] > Signed-off-by: SJ Park > Signed-off-by: Andrew Morton > (cherry picked from commit 610c4438fb66e06d9e693c0ad3b2c1be54c0d61f) > Signed-off-by: SJ Park Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261026133320.6844= 5-1-sj@kernel.org?part=3D1