Messages in this thread | | | Subject | Re: [PATCH RFC V4 10/10] jump-label: initialize jump-label subsystem much earlier | From | Peter Zijlstra <> | Date | Thu, 13 Oct 2011 12:43:48 +0200 |
| |
On Wed, 2011-10-12 at 17:08 -0700, Jeremy Fitzhardinge wrote: > From: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> > > Initialize jump_labels much earlier, we can use them.
We can use them, where? how? what?, that sentence just begs for more.
> diff --git a/init/main.c b/init/main.c > index 2a9b88a..f4094ed 100644 > --- a/init/main.c > +++ b/init/main.c > @@ -637,6 +637,7 @@ asmlinkage void __init start_kernel(void) > acpi_early_init(); /* before LAPIC and SMP init */ > sfi_init_late(); > > + jump_label_init(); > ftrace_init(); > > /* Do the rest non-__init'ed, we're now alive */
Can we push them much earlier still? If possible I'd like them to be before sched_init() so that I might use them there, if not possible, at the very least before enabling interrupts would be nice.
| |