| Date | Fri, 22 Jan 2021 17:53:43 +0100 | From | Peter Zijlstra <> | Subject | Re: [RFC PATCH 4/8] preempt: Introduce CONFIG_PREEMPT_DYNAMIC |
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On Mon, Jan 18, 2021 at 03:12:19PM +0100, Frederic Weisbecker wrote: > +config HAVE_PREEMPT_DYNAMIC > + bool > + depends on HAVE_STATIC_CALL_INLINE
I think we can relax this to HAVE_STATIC_CALL, using trampolines shouldn't be too bad, and that would put it in reach of arm64.
> + depends on GENERIC_ENTRY > + help > + Select this if the architecture support boot time preempt setting > + on top of static calls. It is strongly advised to support inline > + static call to avoid any overhead.
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