linux-kernel - Re: [PATCH 8/8] KVM: MMU: remove PT64_SECOND_AVAIL_BITS

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Date:	Sun, 18 Dec 2011 12:42:30 +0200
From:	Avi Kivity <avi@...hat.com>
To:	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>
CC:	Marcelo Tosatti <mtosatti@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>, KVM <kvm@...r.kernel.org>
Subject: Re: [PATCH 8/8] KVM: MMU: remove PT64_SECOND_AVAIL_BITS_SHIFT

On 12/16/2011 12:18 PM, Xiao Guangrong wrote:
> It is not used, remove it
>
> Signed-off-by: Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>
> ---
>  arch/x86/kvm/mmu.c |    1 -
>  1 files changed, 0 insertions(+), 1 deletions(-)
>
> diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
> index 5d0f0e3..234a32e 100644
> --- a/arch/x86/kvm/mmu.c
> +++ b/arch/x86/kvm/mmu.c
> @@ -91,7 +91,6 @@ module_param(dbg, bool, 0644);
>  #define PTE_PREFETCH_NUM		8
>
>  #define PT_FIRST_AVAIL_BITS_SHIFT 9
> -#define PT64_SECOND_AVAIL_BITS_SHIFT 52
>
>

Don't see a reason to drop it, we may use it some day.

-- 
error compiling committee.c: too many arguments to function

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