From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) (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 422DF471261 for ; Wed, 9 Sep 2026 08:03:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788940991; cv=none; b=dm2hmjZPjVIDOQFnOweuexsYkPzQmEjIanzxtZp8PEmcJMhi7awf/Aob8PcERhMDUOpkGkj3poZflpDOvG4Jkx9j5dqvkgcf3Gj7ZyzYLbQjHAY7DvSx5CU555W8jzBeMOIBoWhTNKpFdZbBSMMadeBK6SkLq69LwuIfEhZlmy4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788940991; c=relaxed/simple; bh=+nSvbWkPPEJCrpBxrms7g4NcRIR0MNVq+yWahQf9Hi8=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=EmEijZVK/BjrTdckbyfeeky6NeiRJYxiJSByUgVTWBF1ZQqzY4XhDD7Xc6GJUL49jpyXuRmU0UyMgvtp+EftArrGzrGCwqLedF4l0whpgztr0A3dHqKs1AOFMcBRQyHj7DEn1Qfhul3HWwlp/4+u75hVpY3yvT/pvZcqH6tJCN8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=VM6MkNvd; arc=none smtp.client-ip=198.175.65.10 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="VM6MkNvd" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1788940991; x=1820476991; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=+nSvbWkPPEJCrpBxrms7g4NcRIR0MNVq+yWahQf9Hi8=; b=VM6MkNvdM4gr1fIRpxYHU7yfA5gFet/bhVpJhZ+OJw+QsN2+nNsE6FMG Dd1U8LQGzztMtGlMzkxK6bvnzp0zrD1ML5TZ72VIflXZBuwXxd3V9xcWh LOWvNZCUO4lpwaVXBFxkA0Nzym6ZfCaBPdP7FIqSE1TOOm+8RGq4pMRcS q+EfDPMjt1r3Ru5jgwa3/U6DnKIDH/H/8+t/wkN/1I9dvTZTOpjhFAJOA Iuna8ycLMp5IGihsPqULSKoM/E5e+du7SyoZ1Ds8caqJeAEVhCz1eFi5w Jafx3z42axZFt+3QHwea4ZRHv2fkTmcPLJGNbUtd+/DSOcBjZ2baxdJj0 w==; X-CSE-ConnectionGUID: 6pguhDhsSCew0UfRELn2hQ== X-CSE-MsgGUID: aCG1apOpSJ+Cnu8mz7J/cQ== X-IronPort-AV: E=McAfee;i="6800,10657,11900"; a="106726442" X-IronPort-AV: E=Sophos;i="6.25,270,1779174000"; d="scan'208";a="106726442" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Sep 2026 01:03:10 -0700 X-CSE-ConnectionGUID: rLkuDipTR1O7bMFk+r5Ijw== X-CSE-MsgGUID: 7wHZi4V5Rk6GjjxeAd2+Kg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,270,1779174000"; d="scan'208";a="301119234" Received: from allen-box.sh.intel.com ([10.239.48.101]) by orviesa002.jf.intel.com with ESMTP; 09 Sep 2026 01:03:08 -0700 From: Lu Baolu To: Joerg Roedel , Will Deacon , Robin Murphy , Jason Gunthorpe , Kevin Tian Cc: iommu@lists.linux.dev, linux-kernel@vger.kernel.org, Lu Baolu Subject: [PATCH 0/7] iommu/vt-d: Fix issues reported by Sashiko Date: Wed, 9 Sep 2026 15:50:59 +0800 Message-ID: <20260909075106.738691-1-baolu.lu@linux.intel.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi, This collects a number of pre-existing issues that were reported by Sashiko while reviewing recent VT-d patches. None of them are regressions from the patches under review; they are latent problems in code those patches happened to touch. Thanks, baolu Lu Baolu (7): iommu/vt-d: Avoid out-of-range shift in qi_desc_dev_iotlb_pasid() iommu/vt-d: Do not ignore context table copy failures iommu/vt-d: Handle DID reservation errors when copying context tables iommu/vt-d: Reserve scalable-mode DIDs from PASID entries during copy iommu/vt-d: Use old domain parameter when attaching the blocking domain iommu/vt-d: Fix iopf refcount leak in nested attach iommu/vt-d: Drop old iopf ref only after attach succeeds drivers/iommu/intel/iommu.h | 17 +++- drivers/iommu/intel/iommu.c | 152 ++++++++++++++++++++++++++++++----- drivers/iommu/intel/nested.c | 2 + 3 files changed, 149 insertions(+), 22 deletions(-) -- 2.43.0