Re: [PATCH RFC 14/22] arm64: convert to arch_cpu_is_hotpluggable()
From: Shaoqin Huang <hidden>
Date: 2023-11-10 03:38:13
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On 11/7/23 18:30, Russell King (Oracle) wrote:
Convert arm64 to use the arch_cpu_is_hotpluggable() helper rather than arch_register_cpu(). Signed-off-by: Russell King (Oracle) <redacted>
Reviewed-by: Shaoqin Huang <redacted>
quoted hunk ↗ jump to hunk
--- arch/arm64/kernel/setup.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-)diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c index 165bd2c0dd5a..42c690bb2d60 100644 --- a/arch/arm64/kernel/setup.c +++ b/arch/arm64/kernel/setup.c@@ -402,13 +402,9 @@ static inline bool cpu_can_disable(unsigned int cpu) return false; } -int arch_register_cpu(int num) +bool arch_cpu_is_hotpluggable(int num) { - struct cpu *cpu = &per_cpu(cpu_devices, num); - - cpu->hotpluggable = cpu_can_disable(num); - - return register_cpu(cpu, num); + return cpu_can_disable(num); } static void dump_kernel_offset(void)
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