On Wed, Nov 29, 2023 at 01:12:17PM +0000, Alice Ryhl wrote: > diff --git a/rust/helpers.c b/rust/helpers.c > index fd633d9db79a..58e3a9dff349 100644 > --- a/rust/helpers.c > +++ b/rust/helpers.c > @@ -142,6 +142,51 @@ void rust_helper_put_task_struct(struct task_struct *t) > } > EXPORT_SYMBOL_GPL(rust_helper_put_task_struct); > > +kuid_t rust_helper_task_uid(struct task_struct *task) > +{ > + return task_uid(task); > +} > +EXPORT_SYMBOL_GPL(rust_helper_task_uid); > + > +kuid_t rust_helper_task_euid(struct task_struct *task) > +{ > + return task_euid(task); > +} > +EXPORT_SYMBOL_GPL(rust_helper_task_euid); Aren't these like ideal speculation gadgets? And shouldn't we avoid functions like this for exactly that reason?