On Thu, Jun 6, 2024 at 5:37 PM Mathieu Desnoyers <mathieu.desnoy...@efficios.com> wrote: > > On 2024-06-06 11:05, Alice Ryhl wrote: > > Add just enough support for static key so that we can use it from > > tracepoints. Tracepoints rely on `static_key_false` even though it is > > deprecated, so we add the same functionality to Rust. > > > > Signed-off-by: Alice Ryhl <alicer...@google.com> > > --- > > rust/kernel/lib.rs | 1 + > > rust/kernel/static_key.rs | 87 > > +++++++++++++++++++++++++++++++++++++++++++++++ > > scripts/Makefile.build | 2 +- > > 3 files changed, 89 insertions(+), 1 deletion(-) > > > > diff --git a/rust/kernel/lib.rs b/rust/kernel/lib.rs > > index d534b1178955..22e1fedd0774 100644 > > --- a/rust/kernel/lib.rs > > +++ b/rust/kernel/lib.rs > > @@ -39,6 +39,7 @@ > > pub mod print; > > mod static_assert; > > pub mod static_call; > > +pub mod static_key; > > #[doc(hidden)] > > pub mod std_vendor; > > pub mod str; > > diff --git a/rust/kernel/static_key.rs b/rust/kernel/static_key.rs > > new file mode 100644 > > index 000000000000..6c3dbe14c98a > > --- /dev/null > > +++ b/rust/kernel/static_key.rs > > @@ -0,0 +1,87 @@ > > +// SPDX-License-Identifier: GPL-2.0 > > This static key code is something that can be generally useful > both in kernel and user-space. Is there anything that would prevent > licensing this under MIT right away instead so it could eventually be > re-used more broadly in userspace as well ?
I would not mind. Alice
