Re: [PATCH v3 2/2] KVM: x86: directly use kvm_make_request again

[Radim KrÄmÃÅ]

2014-09-18 12:38-0400, Liang Chen:
> A one-line wrapper around kvm_make_request does not seem
> particularly useful. Replace kvm_mmu_flush_tlb() with
> kvm_make_request() again to free the namespace a bit.
> 
> Signed-off-by: Liang Chen <liangchen.linux@xxxxxxxxx>
> ---

Reviewed-by: Radim KrÄmÃÅ <rkrcmar@xxxxxxxxxx>

>  arch/x86/include/asm/kvm_host.h |  1 -
>  arch/x86/kvm/mmu.c              | 16 +++++-----------
>  arch/x86/kvm/vmx.c              |  2 +-
>  arch/x86/kvm/x86.c              | 11 ++++++++---
>  4 files changed, 14 insertions(+), 16 deletions(-)
> [...]
> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> index 9eb5458..fc3df50 100644
> --- a/arch/x86/kvm/x86.c
> +++ b/arch/x86/kvm/x86.c
> [...]
> @@ -6018,8 +6024,7 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu)
>  		if (kvm_check_request(KVM_REQ_MMU_SYNC, vcpu))
>  			kvm_mmu_sync_roots(vcpu);
>  		if (kvm_check_request(KVM_REQ_TLB_FLUSH, vcpu)) {
> -			++vcpu->stat.tlb_flush;
> -			kvm_x86_ops->tlb_flush(vcpu);
> +			kvm_vcpu_flush_tlb(vcpu);
>  		}

(Braces are not necessary.)
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