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From: "Michael S. Tsirkin" <mst@redhat.com>
To: "Kuppuswamy,
	Sathyanarayanan"  <sathyanarayanan.kuppuswamy@linux.intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Borislav Petkov <bp@alien8.de>, X86 ML <x86@kernel.org>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>,
	Andreas Noever <andreas.noever@gmail.com>,
	Michael Jamet <michael.jamet@intel.com>,
	Yehezkel Bernat <YehezkelShB@gmail.com>,
	"Rafael J . Wysocki" <rafael@kernel.org>,
	Mika Westerberg <mika.westerberg@linux.intel.com>,
	Jonathan Corbet <corbet@lwn.net>,
	Jason Wang <jasowang@redhat.com>, Andi Kleen <ak@linux.intel.com>,
	Kuppuswamy Sathyanarayanan <knsathya@kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Linux PCI <linux-pci@vger.kernel.org>,
	USB list <linux-usb@vger.kernel.org>,
	virtualization@lists.linux-foundation.org
Subject: Re: [PATCH v2 4/6] virtio: Initialize authorized attribute for confidential guest
Date: Thu, 30 Sep 2021 11:20:52 -0400	[thread overview]
Message-ID: <20210930112029-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <6d1e2701-5095-d110-3b0a-2697abd0c489@linux.intel.com>

On Thu, Sep 30, 2021 at 08:18:18AM -0700, Kuppuswamy, Sathyanarayanan wrote:
> 
> 
> On 9/30/21 6:36 AM, Dan Williams wrote:
> > > And in particular, not all virtio drivers are hardened -
> > > I think at this point blk and scsi drivers have been hardened - so
> > > treating them all the same looks wrong.
> > My understanding was that they have been audited, Sathya?
> 
> Yes, AFAIK, it has been audited. Andi also submitted some patches
> related to it. Andi, can you confirm.
> 
> We also authorize the virtio at PCI ID level. And currently we allow
> console, block and net virtio PCI devices.
> 
> { PCI_DEVICE(PCI_VENDOR_ID_REDHAT_QUMRANET, VIRTIO_TRANS_ID_NET) },
> { PCI_DEVICE(PCI_VENDOR_ID_REDHAT_QUMRANET, VIRTIO_TRANS_ID_BLOCK) },
> { PCI_DEVICE(PCI_VENDOR_ID_REDHAT_QUMRANET, VIRTIO_TRANS_ID_CONSOLE) },

Presumably modern IDs should be allowed too?

-- 
MST


  reply	other threads:[~2021-09-30 15:21 UTC|newest]

Thread overview: 75+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-30  1:05 [PATCH v2 0/6] Add device filter support Kuppuswamy Sathyanarayanan
2021-09-30  1:05 ` [PATCH v2 1/6] driver core: Move the "authorized" attribute from USB/Thunderbolt to core Kuppuswamy Sathyanarayanan
2021-09-30  1:42   ` Alan Stern
2021-09-30  1:55     ` Dan Williams
2021-09-30  2:38       ` Kuppuswamy, Sathyanarayanan
2021-09-30  4:59         ` Dan Williams
2021-09-30  9:05           ` Rafael J. Wysocki
2021-09-30 14:59       ` Alan Stern
2021-09-30 15:25         ` Dan Williams
2021-09-30 11:19   ` Yehezkel Bernat
2021-09-30 15:28     ` Dan Williams
2021-09-30 18:25       ` Yehezkel Bernat
2021-09-30 19:04         ` Dan Williams
2021-09-30 19:50           ` Kuppuswamy, Sathyanarayanan
2021-09-30 20:23             ` Dan Williams
2021-09-30  1:05 ` [PATCH v2 2/6] driver core: Add common support to skip probe for un-authorized devices Kuppuswamy Sathyanarayanan
2021-09-30 10:59   ` Michael S. Tsirkin
2021-09-30 13:52     ` Greg Kroah-Hartman
2021-09-30 14:38       ` Michael S. Tsirkin
2021-09-30 14:49         ` Greg Kroah-Hartman
2021-09-30 15:00           ` Michael S. Tsirkin
2021-09-30 15:22             ` Greg Kroah-Hartman
2021-09-30 17:17               ` Andi Kleen
2021-09-30 17:23                 ` Greg Kroah-Hartman
2021-09-30 19:15                   ` Andi Kleen
2021-10-01  6:29                     ` Greg Kroah-Hartman
2021-10-01 15:51                       ` Alan Stern
2021-10-01 15:56                         ` Andi Kleen
2021-09-30 14:43       ` Alan Stern
2021-09-30 14:48         ` Michael S. Tsirkin
2021-09-30 15:32           ` Alan Stern
2021-09-30 15:52             ` Michael S. Tsirkin
2021-09-30 14:58         ` Michael S. Tsirkin
2021-09-30 15:35           ` Alan Stern
2021-09-30 15:59             ` Michael S. Tsirkin
2021-09-30 19:23               ` Andi Kleen
2021-09-30 20:44                 ` Alan Stern
2021-09-30 20:52                   ` Dan Williams
2021-10-01  1:41                     ` Alan Stern
2021-10-01  2:20                       ` Dan Williams
2021-09-30 21:12                   ` Andi Kleen
2021-09-30  1:05 ` [PATCH v2 3/6] driver core: Allow arch to initialize the authorized attribute Kuppuswamy Sathyanarayanan
2021-09-30  1:05 ` [PATCH v2 4/6] virtio: Initialize authorized attribute for confidential guest Kuppuswamy Sathyanarayanan
2021-09-30 11:03   ` Michael S. Tsirkin
2021-09-30 13:36     ` Dan Williams
2021-09-30 13:49       ` Greg Kroah-Hartman
2021-09-30 15:18       ` Kuppuswamy, Sathyanarayanan
2021-09-30 15:20         ` Michael S. Tsirkin [this message]
2021-09-30 15:23           ` Kuppuswamy, Sathyanarayanan
2021-09-30 15:23         ` Greg Kroah-Hartman
2021-09-30 19:04           ` Kuppuswamy, Sathyanarayanan
2021-09-30 19:16             ` Kuppuswamy, Sathyanarayanan
2021-09-30 19:30             ` Andi Kleen
2021-09-30 19:40               ` Kuppuswamy, Sathyanarayanan
2021-10-01  7:03             ` Greg Kroah-Hartman
2021-10-01 15:49               ` Andi Kleen
2021-10-02 11:04                 ` Michael S. Tsirkin
2021-10-02 11:14                   ` Greg Kroah-Hartman
2021-10-02 14:20                     ` Andi Kleen
2021-10-02 14:44                       ` Greg Kroah-Hartman
2021-10-02 18:40                       ` Michael S. Tsirkin
2021-10-03  6:40                         ` Greg Kroah-Hartman
2021-10-04 21:04                       ` Dan Williams
2021-10-01 16:13               ` Dan Williams
2021-10-01 16:45                 ` Alan Stern
2021-10-01 18:09                   ` Dan Williams
2021-10-01 19:00                     ` Alan Stern
2021-10-01 19:45                       ` Kuppuswamy, Sathyanarayanan
2021-10-01 19:57                       ` Dan Williams
2021-10-04  5:16                         ` Mika Westerberg
2021-10-05 22:33                           ` Dan Williams
2021-10-06  5:45                             ` Greg Kroah-Hartman
2021-09-30 19:25         ` Andi Kleen
2021-09-30  1:05 ` [PATCH v2 5/6] x86/tdx: Add device filter support for x86 TDX guest platform Kuppuswamy Sathyanarayanan
2021-09-30  1:05 ` [PATCH v2 6/6] PCI: Initialize authorized attribute for confidential guest Kuppuswamy Sathyanarayanan

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