linux-kernel - Re: [PATCH 2/5] KVM: x86: drop fpu

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <53F1DAFD.5000903@redhat.com>
Date:	Mon, 18 Aug 2014 12:52:45 +0200
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Wanpeng Li <wanpeng.li@...ux.intel.com>
CC:	Gleb Natapov <gleb@...nel.org>, hpa@...or.com, x86@...nel.org,
	kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/5] KVM: x86: drop fpu_activate hook

Il 18/08/2014 11:50, Wanpeng Li ha scritto:
> fpu_activate hook is introduced by commit 6b52d186 (KVM: Activate fpu on 
> clts), however, there is no user currently, this patch drop it.
> 
> Reviewed-by: Yang Zhang <yang.z.zhang@...el.com>
> Signed-off-by: Wanpeng Li <wanpeng.li@...ux.intel.com>
> ---
>  arch/x86/include/asm/kvm_host.h | 1 -
>  arch/x86/kvm/svm.c              | 1 -
>  arch/x86/kvm/vmx.c              | 1 -
>  3 files changed, 3 deletions(-)
> 
> diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
> index 5724601..b68f3e5 100644
> --- a/arch/x86/include/asm/kvm_host.h
> +++ b/arch/x86/include/asm/kvm_host.h
> @@ -710,7 +710,6 @@ struct kvm_x86_ops {
>  	void (*cache_reg)(struct kvm_vcpu *vcpu, enum kvm_reg reg);
>  	unsigned long (*get_rflags)(struct kvm_vcpu *vcpu);
>  	void (*set_rflags)(struct kvm_vcpu *vcpu, unsigned long rflags);
> -	void (*fpu_activate)(struct kvm_vcpu *vcpu);
>  	void (*fpu_deactivate)(struct kvm_vcpu *vcpu);
>  
>  	void (*tlb_flush)(struct kvm_vcpu *vcpu);
> diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
> index ddf7427..1f49c86 100644
> --- a/arch/x86/kvm/svm.c
> +++ b/arch/x86/kvm/svm.c
> @@ -4349,7 +4349,6 @@ static struct kvm_x86_ops svm_x86_ops = {
>  	.cache_reg = svm_cache_reg,
>  	.get_rflags = svm_get_rflags,
>  	.set_rflags = svm_set_rflags,
> -	.fpu_activate = svm_fpu_activate,
>  	.fpu_deactivate = svm_fpu_deactivate,
>  
>  	.tlb_flush = svm_flush_tlb,
> diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
> index 71cbee5..2963303 100644
> --- a/arch/x86/kvm/vmx.c
> +++ b/arch/x86/kvm/vmx.c
> @@ -8896,7 +8896,6 @@ static struct kvm_x86_ops vmx_x86_ops = {
>  	.cache_reg = vmx_cache_reg,
>  	.get_rflags = vmx_get_rflags,
>  	.set_rflags = vmx_set_rflags,
> -	.fpu_activate = vmx_fpu_activate,
>  	.fpu_deactivate = vmx_fpu_deactivate,
>  
>  	.tlb_flush = vmx_flush_tlb,
> 

Applying shortly to kvm/queue, thanks.

Paolo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/