On 10/26/2018 11:18 AM, Tim Chen wrote:
> On 10/26/2018 10:00 AM, Waiman Long wrote:
>> On 10/17/2018 01:59 PM, Tim Chen wrote:
>>> With enhanced IBRS in use, the application running on sibling CPU will not
>>> be able to launch Spectre v2 attack to the application on current CPU.
>>> There is no n
On 10/26/2018 10:00 AM, Waiman Long wrote:
> On 10/17/2018 01:59 PM, Tim Chen wrote:
>> With enhanced IBRS in use, the application running on sibling CPU will not
>> be able to launch Spectre v2 attack to the application on current CPU.
>> There is no need to use STIBP for this case. Disable the S
On 10/17/2018 01:59 PM, Tim Chen wrote:
> With enhanced IBRS in use, the application running on sibling CPU will not
> be able to launch Spectre v2 attack to the application on current CPU.
> There is no need to use STIBP for this case. Disable the STIBP code
> when enhanced IBRS is used.
>
> Sign
On Wed, 17 Oct 2018, Tim Chen wrote:
> With enhanced IBRS in use, the application running on sibling CPU will not
on a hyperthread sibling
> be able to launch Spectre v2 attack to the application on current CPU.
That's technically wrong. It still can launch an attack, but the attack
wont work
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