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=1793110699; b=0B0qhX3gQQAf+13m9P4b906OLvYO0fSUVpRO4pfqEA8+vqUid6fODR0WwOlMOVQHRqKH cPG4uNzUOPHg0zoJRlxCTZUa4t90rme7eK+O4Kw2uuNMtkw7hwUaf3iwRIsE2IjedfTap S5+154AzE8eSSvTqB0uxMLuVM77qUM2rDAAMy/Izzj8sEUnCGzlVJOannetHHW2tKfh7P EE1JaNIuQSDDzc/z1rHppVnI5Nkx8q6QLVhiJGWpdgkOPc3niX7N52YyZp6OUaQbrM+Sy ly8INmKsUMpXxIjlL2SQpQtI4eIngn0VeUK0FOMd5aEX7zaQ4XvObWy7Y8nvsUT/NRQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793110699; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=j531EON7IGE8C1xY+FymFR9/xDCAuZ0dbMY2hQELx9o=; b=cyvMlbaWOwIZOPNDX0ArFrS0pCDNilSYJVIUjuH/0XUfiM80QOkojTIdV4kAB3WZ6Foh 0Q1CxRar/6vM+7BHhmf9cuF7FladOE5TOkOWM0WNow/pp2ehxC/QQ5Gi83+U7xIJ8u2/H tNBrW/VvdaobuA3R+BSVNjzNIVCHOZ6n2moLgzyEc1zcMRoEbrWCvfQYka6u3QMt7r3DW FS9SkHSip1z9UOBDMHqzC0qQJBYpyw6Kcp7fREEeeHODY1YwFIUNVg7bQFqeiEV9c3Bk4 hfAoqcP4XvUN3cvnYtHwNAsG/ZguLNblhGzY0isk/LHCVqR9G3ZzZGVHkaR7BSsSOng== 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=UEo8kvOj; 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 E5956606A31A for ; Tue, 27 Oct 2026 14:18:18 +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=UEo8kvOj Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9C1A51F01825; Tue, 27 Oct 2026 14:18:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793110698; bh=j531EON7IGE8C1xY+FymFR9/xDCAuZ0dbMY2hQELx9o=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=UEo8kvOjH/2ZhKDWEO7aKX6DPiRbHwek8PeZ37Rm2jL42BVtG3twfGHszRJDKne8z 8QB5gzcOQpfWxP8Zl57l8lNsME5szUFWhn8Q3T6HZweHh5ei4mm5y29bZOWWGpFCUz ROY3cUBedIKCUoSbA3aCefvWhvEdjvwa8c/WwxU4Q+D+DEzaOEkm3wjW1SIUCgGLwu 9+JDetvFvcW1zvn5RTC8wASs8i5Fjzl1Go/axTcX9vNR0dn2tiuOg0o1o5HoS/AxyS AFBJy/80HOJFq9Bqh4P30Up+juX2WE5d1h+eX/ybjH10oPoLlE8f7yntv5evQKqyf7 U6tMdpDs0dvrA== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [RFC PATCH 6.12.y v3] 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: <20261027140326.153338-1-sj@kernel.org> References: <20261027140326.153338-1-sj@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Tue, 27 Oct 2026 14:18:18 +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/20261027140326.1533= 38-1-sj@kernel.org?part=3D1