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authorMichael Ellerman <mpe@ellerman.id.au>2015-11-24 22:26:10 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2015-12-17 22:40:55 +1100
commitb2e8590fa1e35c38680dcb87c9d1bfdcc6c61a40 (patch)
tree6777645c44dea7f9032cd31a5b1da04e46a70869 /arch/powerpc/platforms
parent08eb105a7c18c917f2ed7afc5a151f0514f26460 (diff)
powerpc/pseries: Use rtas_call_unlocked() in pseries hotplug
Avoid open coding the logic by using rtas_call_unlocked(). Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r--arch/powerpc/platforms/pseries/hotplug-cpu.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/arch/powerpc/platforms/pseries/hotplug-cpu.c b/arch/powerpc/platforms/pseries/hotplug-cpu.c
index 62475440fd45..86d2ecacb237 100644
--- a/arch/powerpc/platforms/pseries/hotplug-cpu.c
+++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c
@@ -88,13 +88,7 @@ void set_default_offline_state(int cpu)
static void rtas_stop_self(void)
{
- static struct rtas_args args = {
- .nargs = 0,
- .nret = cpu_to_be32(1),
- .rets = &args.args[0],
- };
-
- args.token = cpu_to_be32(rtas_stop_self_token);
+ static struct rtas_args args;
local_irq_disable();
@@ -102,7 +96,8 @@ static void rtas_stop_self(void)
printk("cpu %u (hwid %u) Ready to die...\n",
smp_processor_id(), hard_smp_processor_id());
- enter_rtas(__pa(&args));
+
+ rtas_call_unlocked(&args, rtas_stop_self_token, 0, 1, NULL);
panic("Alas, I survived.\n");
}