linux-kernel - Re: [PATCH] xen/PMU: Log VPMU initialization error at lower level

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Date:	Tue, 21 Jun 2016 16:26:31 +0200
From:	Juergen Gross <jgross@...e.com>
To:	Boris Ostrovsky <boris.ostrovsky@...cle.com>,
	david.vrabel@...rix.com
Cc:	xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] xen/PMU: Log VPMU initialization error at lower level

On 21/06/16 16:17, Boris Ostrovsky wrote:
> This will match how PMU errors are reported at check_hw_exists()'s
> msr_fail label, which is reached when VPMU initialzation fails.
> 
> Signed-off-by: Boris Ostrovsky <boris.ostrovsky@...cle.com>

Acked-by: Juergen Gross <jgross@...e.com>

> ---
>  arch/x86/xen/pmu.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/x86/xen/pmu.c b/arch/x86/xen/pmu.c
> index 9466354..32bdc2c 100644
> --- a/arch/x86/xen/pmu.c
> +++ b/arch/x86/xen/pmu.c
> @@ -547,7 +547,7 @@ void xen_pmu_init(int cpu)
>  	return;
>  
>  fail:
> -	pr_warn_once("Could not initialize VPMU for cpu %d, error %d\n",
> +	pr_info_once("Could not initialize VPMU for cpu %d, error %d\n",
>  		cpu, err);
>  	free_pages((unsigned long)xenpmu_data, 0);
>  }
>