linux-kernel - Re: [PATCH 2/5] KVM: MMU: audit: replace mmu audit tracepoint with jump-lable

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Message-ID: <4ED4AD9E.1010604@redhat.com>
Date:	Tue, 29 Nov 2011 12:02:06 +0200
From:	Avi Kivity <avi@...hat.com>
To:	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>
CC:	Jason Baron <jbaron@...hat.com>,
	Marcelo Tosatti <mtosatti@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>, KVM <kvm@...r.kernel.org>
Subject: Re: [PATCH 2/5] KVM: MMU: audit: replace mmu audit tracepoint with
 jump-lable

On 11/29/2011 05:56 AM, Xiao Guangrong wrote:
> Subject: [PATCH v2 2/5] KVM: MMU: audit: replace mmu audit tracepoint with jump-lable
>
> The tracepoint is only used to audit mmu code, it should not be exposed to
> user, let us replace it with jump-lable
>
>
>  static bool mmu_audit;
> +static struct jump_label_key mmu_audit_key;
> +
> +#define kvm_mmu_audit(vcpu, point)		\
> +	if (static_branch((&mmu_audit_key))) {	\
> +		__kvm_mmu_audit(vcpu, point);	\
> +	}
>
>


static inline function, please, and as an incremental against next. I'll
fold it to the parent patch.

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

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