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Date: Mon, 15 May 2017 10:37:54 -0400
From: Steven Rostedt <rostedt@goodmis.org>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: LKML <linux-kernel@vger.kernel.org>,
        Peter Zijlstra <peterz@infradead.org>, Ingo Molnar <mingo@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>
Subject: Re: [patch 13/18] extable: Adjust system_state checks
Message-ID: <20170515103754.74019444@gandalf.local.home>
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        <20170514183613.501395304@linutronix.de>
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On Sun, 14 May 2017 20:27:29 +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 core_kernel_text() to handle the extra
> states, i.e. to cover init text up to the point where the system switches
> to state RUNNING.
> 
> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

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

-- Steve


> ---
>  kernel/extable.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> --- a/kernel/extable.c
> +++ b/kernel/extable.c
> @@ -75,7 +75,7 @@ int core_kernel_text(unsigned long addr)
>  	    addr < (unsigned long)_etext)
>  		return 1;
>  
> -	if (system_state == SYSTEM_BOOTING &&
> +	if (system_state < SYSTEM_RUNNING &&
>  	    init_kernel_text(addr))
>  		return 1;
>  	return 0;
>