Commit ba831b7b authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Peter Zijlstra
Browse files

cpu/hotplug: Mark arch_disable_smp_support() and bringup_nonboot_cpus() __init 



No point in keeping them around.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Tested-by: default avatarMichael Kelley <mikelley@microsoft.com>
Tested-by: default avatarOleksandr Natalenko <oleksandr@natalenko.name>
Tested-by: Helge Deller <deller@gmx.de> # parisc
Tested-by: Guilherme G. Piccoli <gpiccoli@igalia.com> # Steam Deck
Link: https://lore.kernel.org/r/20230512205255.551974164@linutronix.de
parent 5107e3eb

arch/x86/kernel/smpboot.c

+2 −2
Original line number Diff line number Diff line
@@ -1269,9 +1269,9 @@ int native_cpu_up(unsigned int cpu, struct task_struct *tidle) 
}



/**

 * arch_disable_smp_support() - disables SMP support for x86 at runtime

 * arch_disable_smp_support() - Disables SMP support for x86 at boottime

 */

void arch_disable_smp_support(void)

void __init arch_disable_smp_support(void)

{

	disable_ioapic_support();

}

kernel/cpu.c

+1 −1
Original line number Diff line number Diff line
@@ -1502,7 +1502,7 @@ int bringup_hibernate_cpu(unsigned int sleep_cpu) 
	return 0;

}



void bringup_nonboot_cpus(unsigned int setup_max_cpus)

void __init bringup_nonboot_cpus(unsigned int setup_max_cpus)

{

	unsigned int cpu;

kernel/smp.c

+1 −1
Original line number Diff line number Diff line
@@ -892,7 +892,7 @@ EXPORT_SYMBOL(setup_max_cpus); 
 * SMP mode to <NUM>.

 */



void __weak arch_disable_smp_support(void) { }

void __weak __init arch_disable_smp_support(void) { }



static int __init nosmp(char *str)

{