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=1793022853; b=Ox++Soc1mOQ/h5ATKGYYQVoesb6rrb7FOqxlwzW6nFPemcfk7GqW3HgCfsSDkV0Ea6Qk 426aLv5NNGUtnRJYfZp/mDusuYSi4i4Yhp438ZR4uAMPEd5p4HMSHxUNVAcSTshiXv6MU B1Yb+G+nqJh69NKfe/mTKqqenQi+y9u2fg4R+aTVsaL/h9DUTz46+W4vR8HTh1GY3n8I2 HXkG0r4AV3QH/bRLZBHLFevYc565/2kNq03jG0vrNGOev2qeK+2LKI0d0LvwOK2JR6di1 ck6a2ulbugZHAdD6N2yKeQhkK0i62aeqwYoRKSVAUeZU1nm7T67ys8gJoAT0DqjcMEQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793022853; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=xab8AbE2EXdbNDwFqWUaWxsCTQnsfRltuXZqOKlThgM=; b=vucz/2HojpqAXkd/Zz1jnyAy/oIqvwnxfD+PgczPeaJm62iULK6sj1S2dWsrKXYnG7ki 2YjOMm0bJqpBniBEAR/ISigWrcf6obvQ7U9M3j592J1ToWbWYqQ5MyPWbyDKqY301sEnB pKKlPz96q6J1Vo5C6T46QJSkOW/obB2lDQ4TvQaoBqsbq73vGh4pKupzvEKrZoP0QGVrl uZ+eJzcXP6LG6L/IdB5UiT9Xsuw1I3OtY4yZMmgEsB/Mc6ziAKX+W6DM07iqbHID83lrI glpU8kMi18YEvscEpWmRPleD30UT/Me/rU08XuFCj5VcwO4JCsYWVuOgoV4zrBAp45A== 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=HlQ7EDJ0; 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 3C91E606A31A for ; Mon, 26 Oct 2026 13:54:13 +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=HlQ7EDJ0 Received: by smtp.kernel.org (Postfix) with ESMTPSA id B500B1F01825; Mon, 26 Oct 2026 13:54:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793022852; bh=xab8AbE2EXdbNDwFqWUaWxsCTQnsfRltuXZqOKlThgM=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=HlQ7EDJ0+M0j+kuAxk59aPLBNiZpR3Fvx7MJYRs+z6UYUF+iLFR9mV94ajt1jlwLx hNDfSCDG58/L1vUoGmXRCcXnO3YNimlyXUzNV4MBFhwEeEiXml/SWaE4uZ/Dn/HUJm NIpzPBIiMiki9idllSNpBaeFsNx0bZ7cBdTD9BuJx9gM1ryVGPpB7LwaFved9ghps6 8N+ZQ5ZmCaDGW/zPaD7iuo9NeyoA6qkTZyJxN8VyedlLYbkmi4CGmXFdyER+TCCmWz oRxTbaRZq4/KeepFIdrYygnbvHrcNQhFEFxamP574f27J+mLmUR7OGLbf6EH2/jJc8 /a+PMHNWBcLeg== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [RFC PATCH 6.18.y v2] 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: <20261026134740.149027-1-sj@kernel.org> References: <20261026134740.149027-1-sj@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Mon, 26 Oct 2026 13:54:12 +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/20261026134740.1490= 27-1-sj@kernel.org?part=3D1