[PATCH RFC 22/22] riscv: convert to use arch_cpu_is_hotpluggable()

From: Russell King (Oracle)
Date: Tue Nov 07 2023 - 05:33:24 EST


Convert riscv to use the arch_cpu_is_hotpluggable() helper rather than
arch_register_cpu().

Signed-off-by: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx>
---
arch/riscv/kernel/setup.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
index f8875ae1b0aa..168f0db63d53 100644
--- a/arch/riscv/kernel/setup.c
+++ b/arch/riscv/kernel/setup.c
@@ -294,12 +294,9 @@ void __init setup_arch(char **cmdline_p)
riscv_set_dma_cache_alignment();
}

-int arch_register_cpu(int cpu)
+bool arch_cpu_is_hotpluggable(int cpu)
{
- struct cpu *c = &per_cpu(cpu_devices, cpu);
-
- c->hotpluggable = cpu_has_hotplug(cpu);
- return register_cpu(c, cpu);
+ return cpu_has_hotplug(cpu);
}

void free_initmem(void)
--
2.30.2