On May 30, 2016 5:30 AM, "Paolo Bonzini" <pbonz...@redhat.com> wrote: > > Thanks to all the work that was done by Andy Lutomirski and others, > enter_from_user_mode and prepare_exit_to_usermode are now called only with > interrupts disabled. Let's provide them a version of user_enter/user_exit > that skips saving and restoring the interrupt flag.
> +/* Called with interrupts disabled. */ > +static inline void __user_enter(void) > +{ > + if (context_tracking_is_enabled()) > + __context_tracking_enter(CONTEXT_USER); > + > +} Would user_enter_irqs_off be a better name? --Andy