Re: [patch 04/18] x86/smp: Adjust system_state check

From	Steven Rostedt <rostedt@goodmis.org>
Newsgroups	linux.kernel
Subject	Re: [patch 04/18] x86/smp: Adjust system_state check
Date	2017-05-15 16:20 +0200
Message-ID	<tHp0S-O3-21@gated-at.bofh.it> (permalink)
References	<tH6AV-56V-3@gated-at.bofh.it> <tH6KB-5j9-7@gated-at.bofh.it>
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On Sun, 14 May 2017 20:27:20 +0200
Thomas Gleixner <tglx@linutronix.de> wrote:

> To enable smp_processor_id() and might_sleep() debug checks earlier, it's
> required to add system states between SYSTEM_BOOTING and SYSTEM_RUNNING.
> 
> Adjust the system_state check in announce_cpu() to handle the extra states.
> 
> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

-- Steve

> ---
>  arch/x86/kernel/smpboot.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> --- a/arch/x86/kernel/smpboot.c
> +++ b/arch/x86/kernel/smpboot.c
> @@ -863,7 +863,7 @@ static void announce_cpu(int cpu, int ap
>  	if (cpu == 1)
>  		printk(KERN_INFO "x86: Booting SMP configuration:\n");
>  
> -	if (system_state == SYSTEM_BOOTING) {
> +	if (system_state < SYSTEM_RUNNING) {
>  		if (node != current_node) {
>  			if (current_node > (-1))
>  				pr_cont("\n");
>

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[patch 04/18] x86/smp: Adjust system_state check Thomas Gleixner <tglx@linutronix.de> - 2017-05-14 20:50 +0200
  Re: [patch 04/18] x86/smp: Adjust system_state check Steven Rostedt <rostedt@goodmis.org> - 2017-05-15 16:20 +0200

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