From mboxrd@z Thu Jan  1 00:00:00 1970
From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Re: [PATCH 1/3] KVM: VMX: Introduce per-VM I/O permission bitmaps
Date: Fri, 11 May 2018 11:39:22 -0400
Message-ID: <20180511153922.GA31844@char.us.oracle.com>
References: <1523943962-25415-1-git-send-email-wanpengli@tencent.com>
 <1523943962-25415-2-git-send-email-wanpengli@tencent.com>
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Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
        Paolo Bonzini <pbonzini@redhat.com>,
        Radim =?utf-8?B?S3LEjW3DocWZ?= <rkrcmar@redhat.com>,
        Tim Shearer <tshearer@advaoptical.com>,
        Liran Alon <liran.alon@oracle.com>
To: Wanpeng Li <kernellwp@gmail.com>
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>  	/*
> -	 * A vmexit (to either L1 hypervisor or L0 userspace) is always needed
> -	 * for I/O port accesses.
> +	 * Merging of IO bitmap not currently supported.

s/not/is not/

And with that

Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

Thank you!
> +	 * Rather, exit every time.
>  	 */
>  	exec_control &= ~CPU_BASED_USE_IO_BITMAPS;
>  	exec_control |= CPU_BASED_UNCOND_IO_EXITING;
> -- 
> 2.7.4
>