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From: "Catangiu, Adrian Costin" <acatan@amazon.com>
To: "Graf (AWS), Alexander" <graf@amazon.de>,
	"Jason A. Donenfeld" <Jason@zx2c4.com>,
	Jann Horn <jannh@google.com>
Cc: Willy Tarreau <w@1wt.eu>,
	"MacCarthaigh, Colm" <colmmacc@amazon.com>,
	"Andy Lutomirski" <luto@kernel.org>,
	"Theodore Y. Ts'o" <tytso@mit.edu>,
	"Eric Biggers" <ebiggers@kernel.org>,
	"open list:DOCUMENTATION" <linux-doc@vger.kernel.org>,
	kernel list <linux-kernel@vger.kernel.org>,
	"open list:VIRTIO GPU DRIVER"
	<virtualization@lists.linux-foundation.org>,
	"Woodhouse, David" <dwmw@amazon.co.uk>,
	"bonzini@gnu.org" <bonzini@gnu.org>,
	"Singh, Balbir" <sblbir@amazon.com>,
	"Weiss, Radu" <raduweis@amazon.com>,
	"oridgar@gmail.com" <oridgar@gmail.com>,
	"ghammer@redhat.com" <ghammer@redhat.com>,
	Jonathan Corbet <corbet@lwn.net>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	"Qemu Developers" <qemu-devel@nongnu.org>,
	KVM list <kvm@vger.kernel.org>,
	"Michal Hocko" <mhocko@kernel.org>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	"Pavel Machek" <pavel@ucw.cz>,
	Linux API <linux-api@vger.kernel.org>,
	"Christian Borntraeger" <borntraeger@de.ibm.com>,
	"mpe@ellerman.id.au" <mpe@ellerman.id.au>,
	"Mathiske, Bernd" <mathiske@amazon.com>,
	"Hohensee, Paul" <hohensee@amazon.com>
Subject: Re: [PATCH] drivers/virt: vmgenid: add vm generation id driver
Date: Tue, 20 Oct 2020 16:54:24 +0000
Message-ID: <9CB99FC7-3EDF-488E-B52C-DE0368A4BC81@amazon.com> (raw)
In-Reply-To: <aacdff7a-2af1-4f46-6ab2-2a9d5b865d35@amazon.de>

Hi all,

On 17/10/2020, 21:09, "Graf (AWS), Alexander" <graf@amazon.de> wrote:
    
    On 17.10.20 15:24, Jason A. Donenfeld wrote:
    > 
    > After discussing this offline with Jann a bit, I have a few general
    > comments on the design of this.
    > 
    > First, the UUID communicated by the hypervisor should be consumed by
    > the kernel -- added as another input to the rng -- and then userspace
    
    We definitely want a kernel internal notifier as well, yes :).

What would be a generic event trigger mechanism we could use from a kernel
module/driver for triggering rng reseed (possibly adding the uuid to the mix
as well)?

  




Amazon Development Center (Romania) S.R.L. registered office: 27A Sf. Lazar Street, UBC5, floor 2, Iasi, Iasi County, 700045, Romania. Registered in Romania. Registration number J22/2621/2005.

  parent reply index

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <AQHWo8lIfZnFKGe8nkGmhTCXwq5R3w==>
2020-10-16 14:33 ` Catangiu, Adrian Costin
2020-10-16 15:00   ` Catangiu, Adrian Costin
2020-10-16 15:14   ` gregkh
2020-10-17  1:40   ` Jann Horn
2020-10-17  3:36     ` Willy Tarreau
2020-10-17  4:02       ` Jann Horn
2020-10-17  4:34         ` Colm MacCarthaigh
2020-10-17  5:01           ` Jann Horn
2020-10-17  5:29             ` Colm MacCarthaigh
2020-10-17  5:37             ` Willy Tarreau
2020-10-17  5:52               ` Jann Horn
2020-10-17  6:44                 ` Willy Tarreau
2020-10-17  6:55                   ` Jann Horn
2020-10-17  7:17                     ` Willy Tarreau
2020-10-17 13:24                     ` Jason A. Donenfeld
2020-10-17 18:06                       ` Catangiu, Adrian Costin
2020-10-17 18:09                       ` Alexander Graf
2020-10-18  2:08                         ` Jann Horn
2020-10-20  9:35                         ` Christian Borntraeger
2020-10-20  9:54                           ` Alexander Graf
2020-10-20 16:54                         ` Catangiu, Adrian Costin [this message]
2020-10-18  3:14                       ` Colm MacCarthaigh
2020-10-18 15:52                       ` Michael S. Tsirkin
2020-10-18 15:54                         ` Andy Lutomirski
2020-10-18 15:59                           ` Michael S. Tsirkin
2020-10-18 16:14                             ` Andy Lutomirski
2020-10-19 15:00                               ` Michael S. Tsirkin
2020-10-17 18:10     ` Andy Lutomirski
2020-10-19 17:15       ` Mathieu Desnoyers
2020-10-20 10:00         ` Alexander Graf

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