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: Benjamin Herrenschmidt <b...@kernel.crashing.org>
---
arch/powerpc/include/asm/machdep.h | 1 +
arch/powerpc/kernel/smp.c | 4 ++++
2 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/include/asm/machdep.h
b/arch/powerpc/include/asm/machdep.h
index 578d330..e4f0191 100644
--- a/arch/powerpc/include/asm/machdep.h
+++ b/arch/powerpc/include/asm/machdep.h
@@ -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);
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index f6cc5c1..df37397 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -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)
--
1.7.1
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