From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 75639412276; Fri, 2 Oct 2026 07:57:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790927846; cv=none; b=SeFIszSAVVv1Hs12AieZf30TnQvZCW9N8wn/76VnCN1ueTBl75DqOKw+aNiDDvZ3KjHsz4AwIa7c2PqVUPehbCbYHQyuR+hMCc9EHHOgBvrHmPm26SwW8zthGnPzYB4jr68ZDUt4q7jpkIUUGq2dgrUdauwpwJzoiIPXSyGlMZQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790927846; c=relaxed/simple; bh=dOycbhxLNwAz70FQYBQQeup/L4B8zKEdatOiSSqbVqM=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=RFW8zjTKgmcnXMi4qmjnutri9zlT1tN2hE3TtIRo2WMMoHBXlhS+J8GXG9tCj2WPlpEjhLO/uQhp24e67Q47MNMTpI8VaLl5IWjk4s+Ix0elRgLUBnjZfYQZWezbqBTOZpfDoz3NxGvq7hGp1o5BDVLaB1FS3cacWhYsvJ0BzQ0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LcG6iukQ; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="LcG6iukQ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DF90D1F000FF; Fri, 2 Oct 2026 07:57:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790927844; bh=+w9dQjKSo7vRo1uYWAsgeT21GiD/4TNOm3UiPC1tD/w=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=LcG6iukQDXmqHs5mR32fTh6dsu8rcd3Xa34+5aFRQMEN1EGmX75a29khCv/eYip56 O63Qeb+uFb0pV4n01I9ZEL8aX5w3wHq5ZBojgganh33u9m1azMnuwgl+dLG+PVNc9H VcBZ0mDFrOZoNqtBUjkT8ALyWc7AK6MF3ML1aRZBn1VIqYJjqA5w7h+umF0IyRqvo5 R9PL4zbViS5wMUoiaqvLbRP/PV6u1XfXTHSF0yf0mokMqv8gUXJo4bX11x0rUrRWXu s1DaD+FAgWZxUwGQfVzVajWJShvfTkRtenIK4ypW+BAQM1kFdJZlGmN4DUXFgxx9mW 5XCYlmhoYCB6A== Message-ID: Date: Fri, 2 Oct 2026 09:57:15 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v22 10/10] firmware: arm_rmm: hotplug: Skip memory added to ZONE_MOVABLE To: Suzuki K Poulose , kvm@vger.kernel.org, kvmarm@lists.linux.dev Cc: maz@kernel.org, will@kernel.org, catalin.marinas@arm.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, steven.price@arm.com, aneesh.kumar@kernel.org, oupton@kernel.org, gshan@redhat.com, joey.gouly@arm.com, tabba@google.com, yuzenghui@huawei.com, linux-coco@lists.linux.dev, gankulkarni@os.amperecomputing.com, sdonthineni@nvidia.com, alpergun@google.com, fj0570is@fujitsu.com, WeiLin.Chang@arm.com, lpieralisi@kernel.org, enju.kohei@fujitsu.com, sudeep.holla@arm.com, jonathan.cameron@oss.qualcomm.com References: <20261002061507.1600269-1-suzuki.poulose@arm.com> <20261002061507.1600269-11-suzuki.poulose@arm.com> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 10/2/26 08:15, Suzuki K Poulose wrote: > If the hotadded memory is in ZONE_MOVABLE, we could allow that to proceed > without the RMM having fine grained tracking, as we won't allocate pages > from there for guest-memfd or kernel allocation > > Cc: Catalin Marinas > Cc: David Hildenbrand (Arm) > Reviewed-by: Catalin Marinas > Reviewed-by: Gavin Shan > Signed-off-by: Suzuki K Poulose > --- Acked-by: David Hildenbrand (Arm) -- Cheers, David