Thanks, Conor, I will modify the format and send it as RFC v2. Since the Svukte extension is still in the review stage, I will put the latest commit of the PR in the riscv-isa-manual as an indication, Once the Svukte extension is ratified, I will modify it and send it as a formal patch. Best, Max Hsu On Sun, Sep 22, 2024 at 6:05 AM Conor Dooley <conor@xxxxxxxxxx> wrote: > > On Fri, Sep 20, 2024 at 03:39:03PM +0800, Max Hsu wrote: > > Add an entry for the Svukte extension to the riscv,isa-extensions > > property. > > > > Reviewed-by: Samuel Holland <samuel.holland@xxxxxxxxxx> > > Signed-off-by: Max Hsu <max.hsu@xxxxxxxxxx> > > --- > > Documentation/devicetree/bindings/riscv/extensions.yaml | 7 +++++++ > > 1 file changed, 7 insertions(+) > > > > diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml > > index a06dbc6b4928958704855c8993291b036e3d1a63..df96aea5e53a70b0cb8905332464a42a264e56e6 100644 > > --- a/Documentation/devicetree/bindings/riscv/extensions.yaml > > +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml > > @@ -171,6 +171,13 @@ properties: > > memory types as ratified in the 20191213 version of the privileged > > ISA specification. > > > > + - const: svukte > > + description: > > + The standard Svukte supervisor-level extensions for making user-mode > > + accesses to supervisor memory raise page faults in constant time, > > + mitigating attacks that attempt to discover the supervisor > > + software's address-space layout, as PR#1564 of riscv-isa-manual. > > I'm surprised this doesn't fail dt_binding_check, with the # in it. I'd > like to see a commit hash here though, in the same format as the other > extensions using them. > > > + > > - const: zacas > > description: | > > The Zacas extension for Atomic Compare-and-Swap (CAS) instructions > > > > -- > > 2.43.2 > >
