Messages in this thread | | | Date | Tue, 23 Jun 2020 10:02:57 +0100 | From | Will Deacon <> | Subject | Re: [PATCH v4 6/8] arm: Break cyclic percpu include |
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On Tue, Jun 23, 2020 at 10:36:51AM +0200, Peter Zijlstra wrote: > In order to use <asm/percpu.h> in irqflags.h, we need to make sure > asm/percpu.h does not itself depend on irqflags.h. > > Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> > --- > arch/arm/include/asm/percpu.h | 2 ++ > 1 file changed, 2 insertions(+) > > --- a/arch/arm/include/asm/percpu.h > +++ b/arch/arm/include/asm/percpu.h > @@ -10,6 +10,8 @@ > * in the TPIDRPRW. TPIDRPRW only exists on V6K and V7 > */ > #if defined(CONFIG_SMP) && !defined(CONFIG_CPU_V6) > +register unsigned long current_stack_pointer asm ("sp");
If you define this unconditionally, then we can probably get rid of the copy in asm/thread_info.h, rather than duplicate the same #define.
Will
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