Re: [PATCH 048/104] KVM: Add and use pr_unimpl for standard formatting of unimplemented features

[Joe Perches <joe@perches.com>]

On Mon, 2007-09-17 at 10:31 +0200, Avi Kivity wrote:
> diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h
> index cfda3ab..6d25826 100644
> --- a/drivers/kvm/kvm.h
> +++ b/drivers/kvm/kvm.h
> @@ -474,6 +474,14 @@ struct kvm_arch_ops {
>  
>  extern struct kvm_arch_ops *kvm_arch_ops;
>  
> +/* The guest did something we don't support. */
> +#define pr_unimpl(vcpu, fmt, ...)					\
> + do {									\
> +	if (printk_ratelimit())						\
> +		printk(KERN_ERR "kvm: %i: cpu%i " fmt,			\
> +		       current->tgid, (vcpu)->vcpu_id , ## __VA_ARGS__); \
> + } while(0)
> +
>  #define kvm_printf(kvm, fmt ...) printk(KERN_DEBUG fmt)
>  #define vcpu_printf(vcpu, fmt...) kvm_printf(vcpu->kvm, fmt)
>  

This converts all KERN_<level> uses to KERN_ERR.
It seems better to add a <level> argument to kvm_printf.
pr_unimpl is perhaps a poor name choice.
perhaps vcpu_printk_ratelimit(vcpu, level, fmt, ...)


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