[PATCH 19/21] LoongArch: convert to use arch_cpu_is_hotpluggable()

Russell King (Oracle)
2023-11-21T13:45:32Z

Convert loongarch to use the arch_cpu_is_hotpluggable() helper rather
than arch_register_cpu(). Also remove the export as nothing should be
using arch_register_cpu() outside of the core kernel/acpi code.

Reviewed-by: Gavin Shan <gshan@redhat.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
---
arch/loongarch/kernel/topology.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/arch/loongarch/kernel/topology.c b/arch/loongarch/kernel/topology.c
index 866c2c9ef6ab..75d5c51a7cd3 100644
--- a/arch/loongarch/kernel/topology.c
+++ b/arch/loongarch/kernel/topology.c
@@ -11,11 +11,8 @@
#include <acpi/processor.h>

#ifdef CONFIG_HOTPLUG_CPU
-int arch_register_cpu(int cpu)
+bool arch_cpu_is_hotpluggable(int cpu)
{
- struct cpu *c = &per_cpu(cpu_devices, cpu);
-
- c->hotpluggable = !io_master(cpu);
- return register_cpu(c, cpu);
+ return !io_master(cpu);
}
#endif
--
2.30.2