linux-kernel - Re: 2.6.25-rc2-mm1: build failure (x86)

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Date:	Sun, 17 Feb 2008 10:54:32 +0100
From:	Marcin Slusarz <marcin.slusarz@...il.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>,
	Russell Leidich <rml@...gle.com>, Pavel Machek <pavel@...e.cz>,
	Len Brown <lenb@...nel.org>
Subject: Re: 2.6.25-rc2-mm1: build failure (x86)

On Sun, Feb 17, 2008 at 01:22:11AM +0100, Rafael J. Wysocki wrote:
> On Saturday, 16 of February 2008, Marcin Slusarz wrote:
> > On Sat, Feb 16, 2008 at 03:09:49AM -0800, Andrew Morton wrote:
> > > On Sat, 16 Feb 2008 11:59:07 +0100 Marcin Slusarz <marcin.slusarz@...il.com> wrote:
> > > 
> > > > arch/x86/kernel/built-in.o: In function `amd_smp_thermal_interrupt':
> > > > (.text+0xe03b): undefined reference to `mce_log_therm_throt_event'
> 
> This one is easily fixed by the appended patch (whether it works is a separate
> issue, though).
Yes. It fixed compilation error.
 
> > > > arch/x86/kernel/built-in.o: In function `acpi_save_state_mem':
> > > > (.text+0x12239): undefined reference to `setup_trampoline'
> > > > 
> > > > #
> > > > # Automatically generated make config: don't edit
> > > > # Linux kernel version: 2.6.25-rc2-mm1
> > > > # Sat Feb 16 11:32:49 2008
> > > 
> > > ho hum, thanks.  I think I'll drop x86-amd-thermal-interrupt-support.patch.
> > >  I don't think it's the final version anwyay.
> > > 
> > Ok, I had to revert x86-remove-pt_regs-arg-from-smp_thermal_interrupt before x86-amd-thermal-interrupt-support.
> > 
> > Second error vanished when I reverted "suspend: wakeup code in C".
> 
> It will compile if you set CONFIG_SMP.  Working on a fix.
> 
> Thanks,
> Rafael
> 
> 
> ---
>  arch/x86/kernel/cpu/mcheck/mce_64.c      |    4 ++--
>  arch/x86/kernel/cpu/mcheck/mce_thermal.h |    2 +-
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> Index: linux-2.6.25-rc2-mm1/arch/x86/kernel/cpu/mcheck/mce_64.c
> ===================================================================
> --- linux-2.6.25-rc2-mm1.orig/arch/x86/kernel/cpu/mcheck/mce_64.c
> +++ linux-2.6.25-rc2-mm1/arch/x86/kernel/cpu/mcheck/mce_64.c
> @@ -317,7 +317,7 @@ void do_machine_check(struct pt_regs * r
>  	atomic_dec(&mce_entry);
>  }
>  
> -#ifdef CONFIG_X86_MCE_INTEL
> +#ifdef CONFIG_X86_MCE
>  /***
>   * mce_log_therm_throt_event - Logs the thermal throttling event to mcelog
>   * @cpu: The CPU on which the event occurred.
> @@ -342,7 +342,7 @@ void mce_log_therm_throt_event(unsigned 
>  	rdtscll(m.tsc);
>  	mce_log(&m);
>  }
> -#endif /* CONFIG_X86_MCE_INTEL */
> +#endif /* CONFIG_X86_MCE */
>  
>  /*
>   * Periodic polling timer for "silent" machine check errors.  If the
> Index: linux-2.6.25-rc2-mm1/arch/x86/kernel/cpu/mcheck/mce_thermal.h
> ===================================================================
> --- linux-2.6.25-rc2-mm1.orig/arch/x86/kernel/cpu/mcheck/mce_thermal.h
> +++ linux-2.6.25-rc2-mm1/arch/x86/kernel/cpu/mcheck/mce_thermal.h
> @@ -4,5 +4,5 @@
>  typedef void (*smp_thermal_interrupt_callback_t)(void);
>  extern smp_thermal_interrupt_callback_t	smp_thermal_interrupt;
>  
> -void mce_log_therm_throt_event(unsigned int cpu, __u64 status);
> +extern void mce_log_therm_throt_event(unsigned int cpu, __u64 status);
>  
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