linux-kernel - Re: [PATCH linux-next] x86/kvm: Fix compile warning in kvm_register_steal

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Date:	Mon, 11 Feb 2013 11:06:26 +0200
From:	Gleb Natapov <gleb@...hat.com>
To:	Shuah Khan <shuah.khan@...com>
Cc:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
	avi@...hat.com, mtosatti@...hat.com, mst@...hat.com,
	LKML <linux-kernel@...r.kernel.org>, x86@...nel.org,
	shuahkhan@...il.com
Subject: Re: [PATCH linux-next] x86/kvm: Fix compile warning in
 kvm_register_steal_time()

On Tue, Feb 05, 2013 at 07:57:22PM -0700, Shuah Khan wrote:
> Fix the following compile warning in kvm_register_steal_time():
>   CC      arch/x86/kernel/kvm.o
> arch/x86/kernel/kvm.c: In function ‘kvm_register_steal_time’:
> arch/x86/kernel/kvm.c:302:3: warning: format ‘%lx’ expects argument of type ‘long unsigned int’, but argument 3 has type ‘phys_addr_t’ [-Wformat]
> 
Ingo, the warning is from the tip tree. Can you take the fix?

> Signed-off-by: Shuah Khan <shuah.khan@...com>
> ---
>  arch/x86/kernel/kvm.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
> index fe75a28..b686a90 100644
> --- a/arch/x86/kernel/kvm.c
> +++ b/arch/x86/kernel/kvm.c
> @@ -298,8 +298,8 @@ static void kvm_register_steal_time(void)
>  	memset(st, 0, sizeof(*st));
>  
>  	wrmsrl(MSR_KVM_STEAL_TIME, (slow_virt_to_phys(st) | KVM_MSR_ENABLED));
> -	printk(KERN_INFO "kvm-stealtime: cpu %d, msr %lx\n",
> -		cpu, slow_virt_to_phys(st));
> +	pr_info("kvm-stealtime: cpu %d, msr %llx\n",
> +		cpu, (unsigned long long) slow_virt_to_phys(st));
>  }
>  
>  static DEFINE_PER_CPU(unsigned long, kvm_apic_eoi) = KVM_PV_EOI_DISABLED;
> -- 
> 1.7.9.5
> 
> 

--
			Gleb.
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