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 85FC34D2EFA; Thu, 1 Oct 2026 10:23:52 +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=1790850233; cv=none; b=lsaOIAVl5O+4wobxEKGnzsq6ILUQn5qCIHYc5Ya66OeTWVrwBaDdbpvlbAPMN37WrVCjfXw94jM0+7u+EMZ8aibeCM1J567gq1T4II7ttnD/zlgZ0sLhbuPKgG8cV7IqrzvUOwH7p+WBJjMXBuFYSH2f6LuSG3NTwMw2Mc23yC4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790850233; c=relaxed/simple; bh=lCu2plBwWL0SMjuiafP8Z4r/eVGgIY3Hdi7NhbucqDo=; h=From:Subject:To:Cc:In-Reply-To:References:Content-Type:Date: Message-Id; b=XhtViRl71C/uwZl/Ehxi/F8B4XEsubrW+eWS0WYRele9YCx0rbXZLSHmCHd2C62w7WLihY4Mv7FxbjtgHV/vIwslmvejQutEsKU3xySMqxnY8OHFP1L15Cd+6nKzCol16jObNvfHYvLN+bo5yUmWYpBNtSR6/AZkSqPuqacVkTk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kVbVXFNW; 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="kVbVXFNW" Received: by smtp.kernel.org (Postfix) with ESMTPSA id ED19B1F000FF; Thu, 1 Oct 2026 10:23:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790850232; bh=lCu2plBwWL0SMjuiafP8Z4r/eVGgIY3Hdi7NhbucqDo=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=kVbVXFNWS/Ekzb3J9MUev7E1h4wjXYFdhyIUheL8RuCv+TfUx5Wc2Wod+P3C9N62l bXI5rkpMeh6rUc/ZK3JhVeuHrnus6j66WvszC4IerjsCDtw6dnrDflVJvRTXQScKlC puaiC/M7/YEyQCzFfk749MIe/FJpZYR5dka48arprQ7L25/BuOMWH0fq80n4Th6Tvw mB7MQlomBGQD100Hu4DGwNsLuM7bLzIieLKHkYzKvetAEHnjWhuDzoBdZjGcEvi11K WBwcGq9cR0L6JCtBl04v8fKDxo+c3r6xS890J35VmiACix2uAhCZUcmasz64msHIuS AjQStmkqQ3Rfg== From: sashiko-bot@kernel.org Subject: Re: [PATCH v14 12/16] cxl: Validate and synchronize HDM ranges around reset Reply-To: sashiko-reviews@lists.linux.dev To: "Srirangan Madhavan" Cc: linux-pci@vger.kernel.org, linux-cxl@vger.kernel.org In-Reply-To: <20261001092227.3004747-13-smadhavan@nvidia.com> References: <20261001092227.3004747-1-smadhavan@nvidia.com> <20261001092227.3004747-13-smadhavan@nvidia.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Thu, 01 Oct 2026 10:23:51 +0000 Message-Id: <20261001102351.ED19B1F000FF@smtp.kernel.org> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > Refuse reset unless enabled system-physical HDM ranges can be reserved > exclusively and CPU-cache invalidation is available. Invalidate before > reset and again before ending IOMMU exclusion, holding range reservations > until the second invalidation completes. A later patch places state > restoration before the second invalidation. >=20 > Reject normalized-addressing decoders because their cached ranges are not > system physical addresses. Ignore zero-size decoders because they map no > address range. >=20 > Signed-off-by: Srirangan Madhavan Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261001092227.3004= 747-1-smadhavan@nvidia.com?part=3D12