On 17.10.20 20:09, Alexander Graf wrote:
> Hi Jason,
>
> 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 ke
- On Oct 17, 2020, at 2:10 PM, Andy Lutomirski l...@kernel.org wrote:
> On Fri, Oct 16, 2020 at 6:40 PM Jann Horn wrote:
>>
>> [adding some more people who are interested in RNG stuff: Andy, Jason,
>> Theodore, Willy Tarreau, Eric Biggers. also linux-api@, because this
>> concerns some pretty
On Sun, Oct 18, 2020 at 09:14:00AM -0700, Andy Lutomirski wrote:
> On Sun, Oct 18, 2020 at 8:59 AM Michael S. Tsirkin wrote:
> >
> > On Sun, Oct 18, 2020 at 08:54:36AM -0700, Andy Lutomirski wrote:
> > > On Sun, Oct 18, 2020 at 8:52 AM Michael S. Tsirkin
> > > wrote:
> > > >
> > > > On Sat, Oct
On Sun, Oct 18, 2020 at 8:59 AM Michael S. Tsirkin wrote:
>
> On Sun, Oct 18, 2020 at 08:54:36AM -0700, Andy Lutomirski wrote:
> > On Sun, Oct 18, 2020 at 8:52 AM Michael S. Tsirkin wrote:
> > >
> > > On Sat, Oct 17, 2020 at 03:24:08PM +0200, Jason A. Donenfeld wrote:
> > > > 4c. The guest kernel
On Sun, Oct 18, 2020 at 08:54:36AM -0700, Andy Lutomirski wrote:
> On Sun, Oct 18, 2020 at 8:52 AM Michael S. Tsirkin wrote:
> >
> > On Sat, Oct 17, 2020 at 03:24:08PM +0200, Jason A. Donenfeld wrote:
> > > 4c. The guest kernel maintains an array of physical addresses that are
> > > MADV_WIPEONFOR
On Sun, Oct 18, 2020 at 8:52 AM Michael S. Tsirkin wrote:
>
> On Sat, Oct 17, 2020 at 03:24:08PM +0200, Jason A. Donenfeld wrote:
> > 4c. The guest kernel maintains an array of physical addresses that are
> > MADV_WIPEONFORK. The hypervisor knows about this array and its
> > location through whate
On Sat, Oct 17, 2020 at 03:24:08PM +0200, Jason A. Donenfeld wrote:
> 4c. The guest kernel maintains an array of physical addresses that are
> MADV_WIPEONFORK. The hypervisor knows about this array and its
> location through whatever protocol, and before resuming a
> moved/snapshotted/duplicated VM
On Sat, Oct 17, 2020 at 8:09 PM Alexander Graf wrote:
> There are applications way beyond that though. What do you do with
> applications that already consumed randomness? For example a cached pool
> of SSL keys. Or a higher level language primitive that consumes
> randomness and caches its seed s
On Fri, Oct 16, 2020 at 6:40 PM Jann Horn wrote:
>
> [adding some more people who are interested in RNG stuff: Andy, Jason,
> Theodore, Willy Tarreau, Eric Biggers. also linux-api@, because this
> concerns some pretty fundamental API stuff related to RNG usage]
>
> On Fri, Oct 16, 2020 at 4:33 PM
On Sat, Oct 17, 2020 at 8:44 AM Willy Tarreau wrote:
> On Sat, Oct 17, 2020 at 07:52:48AM +0200, Jann Horn wrote:
> > On Sat, Oct 17, 2020 at 7:37 AM Willy Tarreau wrote:
> > > On Sat, Oct 17, 2020 at 07:01:31AM +0200, Jann Horn wrote:
> > > > Microsoft's documentation
> > > > (http://go.microsof
On Sat, Oct 17, 2020 at 7:37 AM Willy Tarreau wrote:
> On Sat, Oct 17, 2020 at 07:01:31AM +0200, Jann Horn wrote:
> > Microsoft's documentation
> > (http://go.microsoft.com/fwlink/?LinkId=260709) says that the VM
> > Generation ID that we get after a fork "is a 128-bit,
> > cryptographically rando
On Sat, Oct 17, 2020 at 6:34 AM Colm MacCarthaigh wrote:
> On 16 Oct 2020, at 21:02, Jann Horn wrote:
> > On Sat, Oct 17, 2020 at 5:36 AM Willy Tarreau wrote:
> > But in userspace, we just need a simple counter. There's no need for
> > us to worry about anything else, like timestamps or whatever.
On Sat, Oct 17, 2020 at 5:36 AM Willy Tarreau wrote:
> On Sat, Oct 17, 2020 at 03:40:08AM +0200, Jann Horn wrote:
> > [adding some more people who are interested in RNG stuff: Andy, Jason,
> > Theodore, Willy Tarreau, Eric Biggers. also linux-api@, because this
> > concerns some pretty fundamental
[adding some more people who are interested in RNG stuff: Andy, Jason,
Theodore, Willy Tarreau, Eric Biggers. also linux-api@, because this
concerns some pretty fundamental API stuff related to RNG usage]
On Fri, Oct 16, 2020 at 4:33 PM Catangiu, Adrian Costin
wrote:
> - Background
>
> The VM Gen
On Fri, Oct 16, 2020 at 02:33:15PM +, Catangiu, Adrian Costin wrote:
> +config VMGENID
> + tristate "Virtual Machine Generation ID driver"
> + depends on ACPI
> + default M
Unless this is required to boot a machine, this should be removed.
> + help
> + This is a Virtual
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