Re: [PATCH 4/4] xen/spinlock: Fix check from greater than to be alsobe greater or equal to.

[Stefano Stabellini]

On Mon, 6 May 2013, Konrad Rzeszutek Wilk wrote:
> During review of git commit cb9c6f15f318aa3aeb62fe525aa5c6dcf6eee159
> ("xen/spinlock:  Check against default value of -1 for IRQ line.")
> Stefano pointed out a bug in the patch. Unfortunatly due to vacation
> timing the fix was not applied and this patch fixes it up.
> 
> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>

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


>  arch/x86/xen/spinlock.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c
> index 8b54603..3002ec1 100644
> --- a/arch/x86/xen/spinlock.c
> +++ b/arch/x86/xen/spinlock.c
> @@ -364,7 +364,7 @@ void __cpuinit xen_init_lock_cpu(int cpu)
>  	int irq;
>  	const char *name;
>  
> -	WARN(per_cpu(lock_kicker_irq, cpu) > 0, "spinlock on CPU%d exists on IRQ%d!\n",
> +	WARN(per_cpu(lock_kicker_irq, cpu) >= 0, "spinlock on CPU%d exists on IRQ%d!\n",
>  	     cpu, per_cpu(lock_kicker_irq, cpu));
>  
>  	/*
> -- 
> 1.8.1.4
> 
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