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From: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
To: Gleb Natapov <gleb@redhat.com>
Cc: kvm@vger.kernel.org, Jun Nakajima <jun.nakajima@intel.com>,
	Yang Zhang <yang.z.zhang@intel.com>,
	pbonzini@redhat.com
Subject: Re: [PATCH v6 12/15] nEPT: MMU context for nested EPT
Date: Fri, 02 Aug 2013 14:13:28 +0800	[thread overview]
Message-ID: <51FB4E08.3050702@linux.vnet.ibm.com> (raw)
In-Reply-To: <1375366117-9014-13-git-send-email-gleb@redhat.com>

On 08/01/2013 10:08 PM, Gleb Natapov wrote:
> From: Nadav Har'El <nyh@il.ibm.com>
> 
> KVM's existing shadow MMU code already supports nested TDP. To use it, we
> need to set up a new "MMU context" for nested EPT, and create a few callbacks
> for it (nested_ept_*()). This context should also use the EPT versions of
> the page table access functions (defined in the previous patch).
> Then, we need to switch back and forth between this nested context and the
> regular MMU context when switching between L1 and L2 (when L1 runs this L2
> with EPT).

Reviewed-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>


  reply	other threads:[~2013-08-02  6:13 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-01 14:08 [PATCH v6 00/15] Nested EPT Gleb Natapov
2013-08-01 14:08 ` [PATCH v6 01/15] nEPT: Support LOAD_IA32_EFER entry/exit controls for L1 Gleb Natapov
2013-08-02  3:04   ` Zhang, Yang Z
2013-08-02  6:35     ` Jan Kiszka
2013-08-02  7:27       ` Zhang, Yang Z
2013-08-02  7:33         ` Jan Kiszka
2013-08-01 14:08 ` [PATCH v6 02/15] nEPT: Fix cr3 handling in nested exit and entry Gleb Natapov
2013-08-02  9:23   ` Xiao Guangrong
2013-08-01 14:08 ` [PATCH v6 03/15] nEPT: Fix wrong test in kvm_set_cr3 Gleb Natapov
2013-08-01 14:08 ` [PATCH v6 04/15] nEPT: Move common code to paging_tmpl.h Gleb Natapov
2013-08-01 14:08 ` [PATCH v6 05/15] nEPT: make guest's A/D bits depends on guest's paging mode Gleb Natapov
2013-08-01 14:08 ` [PATCH v6 06/15] nEPT: Support shadow paging for guest paging without A/D bits Gleb Natapov
2013-08-01 14:08 ` [PATCH v6 07/15] nEPT: Add EPT tables support to paging_tmpl.h Gleb Natapov
2013-08-01 14:08 ` [PATCH v6 08/15] nEPT: Redefine EPT-specific link_shadow_page() Gleb Natapov
2013-08-01 14:08 ` [PATCH v6 09/15] nEPT: correctly check if remote tlb flush is needed for shadowed EPT tables Gleb Natapov
2013-08-02  5:58   ` Xiao Guangrong
2013-08-01 14:08 ` [PATCH v6 10/15] nEPT: Nested INVEPT Gleb Natapov
2013-08-02  8:06   ` Xiao Guangrong
2013-08-02 10:00     ` Gleb Natapov
2013-08-01 14:08 ` [PATCH v6 11/15] nEPT: Add nEPT violation/misconfigration support Gleb Natapov
2013-08-02  6:12   ` Xiao Guangrong
2013-08-01 14:08 ` [PATCH v6 12/15] nEPT: MMU context for nested EPT Gleb Natapov
2013-08-02  6:13   ` Xiao Guangrong [this message]
2013-08-01 14:08 ` [PATCH v6 13/15] nEPT: Advertise EPT to L1 Gleb Natapov
2013-08-02  8:29   ` Xiao Guangrong
2013-08-01 14:08 ` [PATCH v6 14/15] nEPT: Some additional comments Gleb Natapov
2013-08-02  6:26   ` Xiao Guangrong
2013-08-01 14:08 ` [PATCH v6 15/15] nEPT: Miscelleneous cleanups Gleb Natapov
2013-08-02  6:45   ` Xiao Guangrong
2013-08-04  9:24 ` [PATCH v6 00/15] Nested EPT Jan Kiszka
2013-08-04  9:32   ` Gleb Natapov
2013-08-04  9:53     ` Gleb Natapov
2013-08-04 13:44       ` Gleb Natapov
2013-08-04 15:14         ` Jan Kiszka
2013-08-04 16:15           ` Xiao Guangrong
2013-08-04 16:42             ` Jan Kiszka
2013-08-04 16:58               ` Gleb Natapov
2013-08-04 17:19                 ` Xiao Guangrong
2013-08-04 17:24                   ` Gleb Natapov

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