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Message-ID: <20240702075742.945768-3-ruanjinjie@huawei.com>
Date: Tue, 2 Jul 2024 15:57:42 +0800
From: Jinjie Ruan <ruanjinjie@...wei.com>
To: <linux@...linux.org.uk>, <arnd@...db.de>, <afd@...com>,
<akpm@...ux-foundation.org>, <linus.walleij@...aro.org>,
<eric.devolder@...cle.com>, <ardb@...nel.org>, <gregkh@...uxfoundation.org>,
<deller@....de>, <javierm@...hat.com>, <bhe@...hat.com>, <robh@...nel.org>,
<linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>
CC: <ruanjinjie@...wei.com>
Subject: [PATCH RESEND 2/2] ARM: Convert to arch_cpu_is_hotpluggable()
Convert arm32 to use the arch_cpu_is_hotpluggable() helper rather than
arch_register_cpu().
Signed-off-by: Jinjie Ruan <ruanjinjie@...wei.com>
---
arch/arm/kernel/setup.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index f91e2b5b8b20..e6a857bf0ce6 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -1201,12 +1201,9 @@ void __init setup_arch(char **cmdline_p)
mdesc->init_early();
}
-int arch_register_cpu(int num)
+bool arch_cpu_is_hotpluggable(int num)
{
- struct cpu *cpu = &per_cpu(cpu_devices, num);
-
- cpu->hotpluggable = platform_can_hotplug_cpu(num);
- return register_cpu(cpu, num);
+ return platform_can_hotplug_cpu(num);
}
#ifdef CONFIG_HAVE_PROC_CPU
--
2.34.1
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