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riscv: convert to use arch_cpu_is_hotpluggable()

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

Acked-by: Palmer Dabbelt <palmer@rivosinc.com>
Reviewed-by: Gavin Shan <gshan@redhat.com>
Signed-off-by: "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Samuel Holland <samuel.holland@sifive.com>
Tested-by: Samuel Holland <samuel.holland@sifive.com> # On HiFive Unmatched
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/E1r5R4L-00Ct0d-To@rmk-PC.armlinux.org.uk
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Russell King (Oracle)
2023-11-21 13:45:37 +00:00
committed by Greg Kroah-Hartman
parent 96cf203651
commit 00bf464120
1 changed files with 2 additions and 5 deletions
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7
arch/riscv/kernel/setup.c
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@@ -298,12 +298,9 @@ void __init setup_arch(char **cmdline_p)
riscv_user_isa_enable();
}
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)