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Commit d7294445 authored by Benjamin Herrenschmidt's avatar Benjamin Herrenschmidt
Browse files

powerpc/smp: Add a smp_ops->bringup_up() done callback 



This allows us to stop abusing smp_ops->setup_cpu() for cleanup
tasks that have to take place after the initial boot time CPU
bringup.

Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent 65e646ac

arch/powerpc/include/asm/machdep.h

+1 −0
Original line number Diff line number Diff line
@@ -35,6 +35,7 @@ struct smp_ops_t { 
	int   (*probe)(void);

	void  (*kick_cpu)(int nr);

	void  (*setup_cpu)(int nr);

	void  (*bringup_done)(void);

	void  (*take_timebase)(void);

	void  (*give_timebase)(void);

	int   (*cpu_disable)(void);

arch/powerpc/kernel/smp.c

+4 −0
Original line number Diff line number Diff line
@@ -553,7 +553,11 @@ void __init smp_cpus_done(unsigned int max_cpus) 


	free_cpumask_var(old_mask);



	if (smp_ops && smp_ops->bringup_done)

		smp_ops->bringup_done();



	dump_numa_cpu_topology();



}



int arch_sd_sibling_asym_packing(void)