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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
Date: Mon, 15 May 2017 10:37:54 -0400	[thread overview]
Message-ID: <20170515103754.74019444@gandalf.local.home> (raw)
In-Reply-To: <20170514183613.501395304@linutronix.de>

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;
> 

  reply	other threads:[~2017-05-15 14:37 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-14 18:27 [patch 00/18] init: Enable might_sleep() and smp_processor_id() debugging early Thomas Gleixner
2017-05-14 18:27 ` [patch 01/18] init: Pin init task to boot cpu initially Thomas Gleixner
2017-05-15 14:10   ` Steven Rostedt
2017-05-14 18:27 ` [patch 02/18] arm: Adjust system_state check Thomas Gleixner
2017-05-14 18:27 ` [patch 03/18] arm64: " Thomas Gleixner
2017-05-14 18:27 ` [patch 04/18] x86/smp: " Thomas Gleixner
2017-05-15 14:17   ` Steven Rostedt
2017-05-14 18:27 ` [patch 05/18] metag: " Thomas Gleixner
2017-05-14 18:27 ` [patch 06/18] powerpc: " Thomas Gleixner
2017-05-15  9:19   ` Michael Ellerman
2017-05-14 18:27 ` [patch 07/18] ACPI: " Thomas Gleixner
2017-05-15 10:20   ` Mark Rutland
2017-05-15 10:25     ` Thomas Gleixner
2017-05-15 14:27   ` Steven Rostedt
2017-05-16 18:13     ` Thomas Gleixner
2017-05-14 18:27 ` [patch 08/18] mm: " Thomas Gleixner
2017-05-15  6:18   ` Greg Kroah-Hartman
2017-05-15 14:33     ` Steven Rostedt
2017-05-14 18:27 ` [patch 09/18] cpufreq/pasemi: " Thomas Gleixner
2017-05-15  5:24   ` Viresh Kumar
2017-05-15 14:34     ` Steven Rostedt
2017-05-14 18:27 ` [patch 10/18] iommu/vt-d: Adjust system_state checks Thomas Gleixner
2017-05-15 14:42   ` Joerg Roedel
2017-05-14 18:27 ` [patch 11/18] iommu/of: Adjust system_state check Thomas Gleixner
2017-05-15 10:45   ` Robin Murphy
2017-05-15 14:42   ` Joerg Roedel
2017-05-14 18:27 ` [patch 12/18] async: Adjust system_state checks Thomas Gleixner
2017-05-14 18:39   ` Arjan van de Ven
2017-05-14 18:27 ` [patch 13/18] extable: " Thomas Gleixner
2017-05-15 14:37   ` Steven Rostedt [this message]
2017-05-14 18:27 ` [patch 14/18] printk: " Thomas Gleixner
2017-05-15 14:53   ` Steven Rostedt
2017-05-14 18:27 ` [patch 15/18] mm/vmscan: " Thomas Gleixner
2017-05-15 14:54   ` Steven Rostedt
2017-05-14 18:27 ` [patch 16/18] init: Introduce SYSTEM_BOOTING_UP/SMP states Thomas Gleixner
2017-05-15  9:58   ` Juergen Gross
2017-05-15 14:58   ` Steven Rostedt
2017-05-14 18:27 ` [patch 17/18] sched: Enable might_sleep() checks early Thomas Gleixner
2017-05-15 15:10   ` Steven Rostedt
2017-05-15 19:12     ` Thomas Gleixner
2017-05-16  7:14       ` Peter Zijlstra
2017-05-16  7:33         ` Thomas Gleixner
2017-05-16 13:14           ` Steven Rostedt
2017-05-14 18:27 ` [patch 18/18] sched: Enable smp_processor_id() " Thomas Gleixner
2017-05-15 15:12   ` Steven Rostedt
2017-05-15 15:36     ` Thomas Gleixner
2017-05-15 11:53 ` [patch 00/18] init: Enable might_sleep() and smp_processor_id() debugging early Mark Rutland

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