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=1793055368; b=BZ7Tcau5pUrZMhqCmo861pOdn41BE+RmWO0MI0vBi2E8yyWhU45rqm8vnJ3vDZtK+wde I69RJ2dggeUd2UOFTxusm9UIyLnwlMN5dOQejGhAJ9w8qt63jPkrtO5VOnsN8D7m1Nsgk gVGFr6l7goeYM6ePCSJCig/NY8qP6E84+D8OsgZtgirczbc/EpZtqQYKmybZHTjdy0/q+ R96ABW9kxGztGqvKalZCVxluyco6bCcTLuoe0q+DoJPxix3dn/eCIiiFHYDeL1Lbm6JK1 1EtNGLhDustk4EcOSIF2ci9Eorqif/0obABIFhmLAEsJ8S/OQQSnJEUfiqyG74ThfsQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793055368; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:MIME-Version:Content-Transfer-Encoding; bh=kDRiWJeMZqvF6vqXY+N9yfNAfM6lhJN4gULkYvRyiak=; b=SbJgeI8cjOucxdvKtzDuM5ZZu4XQEQRsjW+GH/LMSSD8SIDPzAdVZD6d1tdnV04SUg+o Ow0ChkCYwVDHeD65Y+45lVUkTAEJQujCwCUp5fUZjNdYV+e4JFUxdN/QwYqQuu9RIuxFY t70RHXIVwRyUL7M+EzJCxm4Q/qCRv2CgmOBVyz7juwYa+kTPFXiYdbmopoXd1dOD7ZrNA rLisWV7bUoBGld4L/xE7X80wj0dA9vHWjoF4EcTgNOKmnYNtm3MJqgscZiQWDIaWv5iX3 3lhl3xrQGr/0mbG8Om+ocCAXEVLtxqSBDIbu4giS4iLOAoEK3BkcT1n+SF9vNeCE0yw== 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=JA6O2W7j; 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 171B1606A326; Mon, 26 Oct 2026 22:56:07 +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=JA6O2W7j Received: by smtp.kernel.org (Postfix) with ESMTPSA id E29761F01828; Mon, 26 Oct 2026 22:56:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793055367; bh=kDRiWJeMZqvF6vqXY+N9yfNAfM6lhJN4gULkYvRyiak=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=JA6O2W7j6unWHhshHnkD/s//HD6Gtrrxz19ZJJp88yY8baS14aOi/vhUL9vmbQFoS YlCnw7TvFUMhJk64ZYoPjt3OMOnK8zJ2oQjFkyu9W+VNz93QO51yxzDj1RmljmeT49 jCw0KgpYmfxg3j7ZZM4qmjjs6fx0/qNxyAs0s9SWeOnQzFA8SHMclQsgU83RHmaTsD hkNT63KrvO/8yXP1sZU3TQ3kuzUPk4y+K6dMrAzpF7eWXz37BThopS4aUsG5FNh6sr /VEgJeNMtrTnrhtLZ+0zdQAAvDBEURk95nPKgwo+ut9jeN7y8uxuG8lo4HwSab71fV Q1MzPx4yhnwAg== From: Sasha Levin To: stable@vger.kernel.org Cc: Sasha Levin , SJ Park , Andrew Morton , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH 7.3.y] mm/damon/core: error damos_commit_quota_goal() for zero target_value Date: Mon, 26 Oct 2026 18:55:55 -0400 Message-ID: <2026-10-26-1-daily-reply-0004-damon-zero-target-value-7-3@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20261026133320.68445-1-sj@kernel.org> References: <20261026133320.68445-1-sj@kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit > Notes for stable kernel porting. The upstream commit doesn't have > Fixes: and therefore not ported to stable kernels. It turned out it > fixes commit 8b549a4fd3c5 ("mm/damon/sysfs-schemes: commit damos quota > goals user input to DAMOS") which was merged into v6.8. The user impact > is a race condition that can result in divide-by-zero. Hence backport. Queued for 7.3, thanks. -- Thanks, Sasha