linux-kernel - Re: [patch V2 43/64] x86: kvm: Use ktime_get_boot

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Message-ID: <53C7AC51.9020208@redhat.com>
Date:	Thu, 17 Jul 2014 12:58:25 +0200
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Thomas Gleixner <tglx@...utronix.de>,
	LKML <linux-kernel@...r.kernel.org>
CC:	John Stultz <john.stultz@...aro.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Gleb Natapov <gleb@...nel.org>, kvm@...r.kernel.org
Subject: Re: [patch V2 43/64] x86: kvm: Use ktime_get_boot_ns()

Il 16/07/2014 23:04, Thomas Gleixner ha scritto:
> Use the new nanoseconds based interface and get rid of the timespec
> conversion dance.
>
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> Cc: Gleb Natapov <gleb@...nel.org>
> Cc: kvm@...r.kernel.org
> ---
>  arch/x86/kvm/x86.c |    6 +-----
>  1 file changed, 1 insertion(+), 5 deletions(-)
>
> Index: tip/arch/x86/kvm/x86.c
> ===================================================================
> --- tip.orig/arch/x86/kvm/x86.c
> +++ tip/arch/x86/kvm/x86.c
> @@ -1109,11 +1109,7 @@ static void kvm_get_time_scale(uint32_t
>
>  static inline u64 get_kernel_ns(void)
>  {
> -	struct timespec ts;
> -
> -	ktime_get_ts(&ts);
> -	monotonic_to_bootbased(&ts);
> -	return timespec_to_ns(&ts);
> +	return ktime_get_boot_ns();
>  }
>
>  #ifdef CONFIG_X86_64
>
>

Acked-by: Paolo Bonzini <pbonzini@...hat.com>

I will remove get_kernel_ns if you don't do that for me...

Paolo
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