linux-kernel - Re: [PATCH 01/13] KVM: MMU: fix for CR4.SMEP=1, CR0.WP=0?

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Message-ID: <554C24FA.9050709@linux.intel.com>
Date:	Fri, 08 May 2015 10:52:42 +0800
From:	Xiao Guangrong <guangrong.xiao@...ux.intel.com>
To:	Paolo Bonzini <pbonzini@...hat.com>, linux-kernel@...r.kernel.org,
	kvm@...r.kernel.org
CC:	rkrcmar@...hat.com, bsd@...hat.com,
	Yang Zhang <yang.z.zhang@...el.com>, wanpeng.li@...ux.intel.com
Subject: Re: [PATCH 01/13] KVM: MMU: fix for CR4.SMEP=1, CR0.WP=0?



On 04/30/2015 07:36 PM, Paolo Bonzini wrote:
> smep_andnot_wp is initialized in kvm_init_shadow_mmu and shadow pages
> should not be reused for different values of it.  Thus, it has to be
> added to the mask in kvm_mmu_pte_write.
>


Good catch!

Reviewed-by: Xiao Guangrong <guangrong.xiao@...ux.intel.com>
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