Andi,
Andi Kleen writes:
>> Setting the fs register in userspace is an essential feature for running
>> legacy code in SGX. We have been following LKML discussions on this
>> instruction for years, and hoping this feature would be supported by Linux,
>
> If you need a feature you should comment
On Wed, May 27, 2020 at 11:20:08AM +0300, Jarkko Sakkinen wrote:
> On Fri, 2020-05-22 at 16:14 -0400, Don Porter wrote:
> > legacy code in SGX. We have been following LKML discussions on this
> > instruction for years, and hoping this feature would be supported by
> > Linux, so that we can retir
On Sun, 2020-05-24 at 12:45 -0700, h...@zytor.com wrote:
> On a related topic (needless to say, this should never have happened
> and is being raised at the highest levels inside Intel):
>
> There are legitimate reasons to write a root-hole module, the main one
> being able to test security featur
On Fri, 2020-05-22 at 16:14 -0400, Don Porter wrote:
> legacy code in SGX. We have been following LKML discussions on this
> instruction for years, and hoping this feature would be supported by
> Linux, so that we can retire this module. To our knowledge, every SGX
Why have you followed this
From: Richard Weinberger
> Sent: 25 May 2020 08:55
...
> P: Sadly too. Mostly because customer has custom module and forgot to set it
> GPL
You want us to lie that custom modules are GPL?
David
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Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT,
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On Sun, May 24, 2020 at 11:20 PM Sasha Levin wrote:
>
> On Sun, May 24, 2020 at 12:45:18PM -0700, h...@zytor.com wrote:
> >There are legitimate reasons to write a root-hole module, the main one being
> >able to test security features like SMAP. I have requested before a TAINT
> >flag specificall
On May 24, 2020 2:19:45 PM PDT, Sasha Levin wrote:
>On Sun, May 24, 2020 at 12:45:18PM -0700, h...@zytor.com wrote:
>>There are legitimate reasons to write a root-hole module, the main one
>being able to test security features like SMAP. I have requested before
>a TAINT flag specifically for this
On Sun, May 24, 2020 at 12:45:18PM -0700, h...@zytor.com wrote:
There are legitimate reasons to write a root-hole module, the main one being
able to test security features like SMAP. I have requested before a TAINT flag
specifically for this purpose, because TAINT_CRAP is nowhere near explicit
On May 22, 2020 5:45:39 PM PDT, Thomas Gleixner wrote:
>Don,
>
>Don Porter writes:
>> On 5/19/20 12:48 PM, Jarkko Sakkinen wrote:
>>> On Tue, May 19, 2020 at 01:03:25AM +0200, Thomas Gleixner wrote:
That justifies to write books which recommend to load a kernel
>module
which create
> Setting the fs register in userspace is an essential feature for running
> legacy code in SGX. We have been following LKML discussions on this
> instruction for years, and hoping this feature would be supported by Linux,
If you need a feature you should comment on it. One of the reasons
it took
Don,
Don Porter writes:
> On 5/19/20 12:48 PM, Jarkko Sakkinen wrote:
>> On Tue, May 19, 2020 at 01:03:25AM +0200, Thomas Gleixner wrote:
>>>
>>> That justifies to write books which recommend to load a kernel module
>>> which creates a full unpriviledged root hole. I bet none of these papers
>>>
On 5/19/20 12:48 PM, Jarkko Sakkinen wrote:
On Tue, May 19, 2020 at 01:03:25AM +0200, Thomas Gleixner wrote:
Jarkko Sakkinen writes:
On Mon, 2020-05-18 at 08:34 -0700, Andi Kleen wrote:
Yes, for SGX this is functional feature because enclave entry points,
thread control structures (aka TCS's)
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