Re: [Xen-devel] [PATCH 9/9] arm: tweak/improve logging for host SMP

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Wed, 6 Mar 2013, Ian Campbell wrote:
> From: Ian Campbell <ian.campbell@xxxxxxxxxx>
> 
> Make the "CPU<n> booted" message fit in with the surrounding logging.
> 
> Log which CPU is taking an unexpected trap.
> 
> Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>

Acked-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>


>  xen/arch/arm/smpboot.c |    2 +-
>  xen/arch/arm/traps.c   |    2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/xen/arch/arm/smpboot.c b/xen/arch/arm/smpboot.c
> index 1bebf86..bd353c8 100644
> --- a/xen/arch/arm/smpboot.c
> +++ b/xen/arch/arm/smpboot.c
> @@ -178,7 +178,7 @@ void __cpuinit start_secondary(unsigned long 
> boot_phys_offset,
>  
>      local_irq_enable();
>  
> -    dprintk(XENLOG_DEBUG, "CPU %u booted.\n", smp_processor_id());
> +    printk(XENLOG_DEBUG "CPU %u booted.\n", smp_processor_id());
>  
>      startup_cpu_idle_loop();
>  }
> diff --git a/xen/arch/arm/traps.c b/xen/arch/arm/traps.c
> index 2cc31ab..a98a45e 100644
> --- a/xen/arch/arm/traps.c
> +++ b/xen/arch/arm/traps.c
> @@ -578,7 +578,7 @@ void vcpu_show_execution_state(struct vcpu *v)
>  
>  void do_unexpected_trap(const char *msg, struct cpu_user_regs *regs)
>  {
> -    printk("Unexpected Trap: %s\n", msg);
> +    printk("CPU%d: Unexpected Trap: %s\n", smp_processor_id(), msg);
>      show_execution_state(regs);
>      while(1);
>  }
> -- 
> 1.7.10.4
> 

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