On Thu, Jul 23, 2020 at 09:17:15AM +0100, Marc Zyngier wrote:
> Hi Nathan,
>
> On 2020-07-23 03:51, Nathan Chancellor wrote:
> > On Wed, Jul 22, 2020 at 05:22:31PM +0100, Marc Zyngier wrote:
> > > So far, vcpu_has_ptrauth() is implemented in terms of
> > > system_supports_*_auth()
> > > calls, whi
On Wed, Jul 22, 2020 at 05:22:31PM +0100, Marc Zyngier wrote:
> So far, vcpu_has_ptrauth() is implemented in terms of system_supports_*_auth()
> calls, which are declared "inline". In some specific conditions (clang
> and SCS), the "inline" very much turns into an "out of line", which
> leads to a
Hi Nathan,
On 2020-07-23 03:51, Nathan Chancellor wrote:
On Wed, Jul 22, 2020 at 05:22:31PM +0100, Marc Zyngier wrote:
So far, vcpu_has_ptrauth() is implemented in terms of
system_supports_*_auth()
calls, which are declared "inline". In some specific conditions (clang
and SCS), the "inline" ve
Hi Nathan,
On 2020/7/23 10:51, Nathan Chancellor wrote:
For the future, is there an easy way to tell which type of system I am
using (nVHE or VHE)?
afaict the easiest way is looking at the kernel log and you will find
something like "{VHE,Hyp} mode initialized successfully". I can get the
foll
So far, vcpu_has_ptrauth() is implemented in terms of system_supports_*_auth()
calls, which are declared "inline". In some specific conditions (clang
and SCS), the "inline" very much turns into an "out of line", which
leads to a fireworks when this predicate is evaluated on a non-VHE
system (right