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=1792948954; b=xbt8exbJ2n5nA7AZLZB3lSpjdUi29IXlHrTNJQp3bw/dMCkzpVSxmPMZKGVom0yRfgo1 m+B/Vja9sJoi4RLsUDCllkTkeR19LNby31iHE4N879Qmo3ldkxDKiEKPbeVytoXRg4WzU jd6Y7SZlL8H/g/y3G+rr+qzngdtF2JiaJWnGH4LLcuPUvQAqEbp7H2MGE0bLTluErqt7O mhT8Sph+C1bdI7e1ipvX86crgFJjYthYTXB7hsz7fguX9OF8YLGHga0gIKNr6+GSDg/xQ uhUSAmycMZ1Ci0I2LAayqM0D5MlPFuSXYtE5uCc8BTvmnBHPuINGEoO6N0aGrN/PyzA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792948954; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=+tiogsU/KTiY6pBPcWTgQSEaUAPf8FqTw37NgszPS+0=; b=m5YOuRY7+3iSvKp3HuFPrA6vcdShVqOh4HvSUGUpdYAA+nzEogx0zTWuGbN7fCQTzLHS 4R6PzNiNWx0eH/VANaNiWPz0Y9/MI+6HxZCtiAKi9W1hckLrqawL2bWwtCzfzi7Nv7Fy5 yS1qkNlBowQEStWwFea+li2412/E4zxy2tIjykPX2zIuR4A/Iju8/HECWnMSFk8uFuhkh u1uzOW16J4z70k66SFIdGsQ3ZUHPONVNOSBWq+cMKDoUDEn4SmM+XxwdLG9BEA9ysamZW zqjIlfXUABkSPn0jul1FLK6JydQD2J6LydJzcIxjHDolUj99hiJC6SQ5K02zPM1UTPQ== 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=U7neG5MC; 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 169B0606A31A for ; Sun, 25 Oct 2026 17:22:33 +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=U7neG5MC Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7A7AC1F01825; Sun, 25 Oct 2026 17:22:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792948953; bh=+tiogsU/KTiY6pBPcWTgQSEaUAPf8FqTw37NgszPS+0=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=U7neG5MCn0vaqXdn4RZYs7C22pex8jXog83Q+G/iupUtIjsszNr2l+Zn3+/qRNaJD hdPqNWvsPE/ndJbUI5kQboSuopH/LyG1LX3XSBBMIbWJBCc8zP1NXtEbH6yjOYr8FL LqWB3evmLNG/k9QvAkNi0Ur56ohTuWoq4RA3ys0WHNuiNGQsJDv4qfBAZkZLXJNiSO n58tBOtE19li+8PebpAE0jIISB6NCNJ3t4vTvqfbru7PKhw6KSj0ra+kxatoSqdEK5 PlSHpN7JMXq7YiOqILfoSqlroackK4ibdkP0qTCah0yA4F0zUz013SUWnMvLQZRR/O NAcDJh6377BlA== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [RFC 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: <20261025171526.157414-1-sj@kernel.org> References: <20261025171526.157414-1-sj@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Sun, 25 Oct 2026 17:22:33 +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/20261025171526.1574= 14-1-sj@kernel.org?part=3D1