From: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
To: Gleb Natapov <gleb@redhat.com>
Cc: Jun Nakajima <jun.nakajima@intel.com>,
kvm@vger.kernel.org, Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [PATCH v3 03/13] nEPT: Add EPT tables support to paging_tmpl.h
Date: Tue, 21 May 2013 19:05:19 +0800 [thread overview]
Message-ID: <519B54EF.80906@linux.vnet.ibm.com> (raw)
In-Reply-To: <20130521090102.GA4725@redhat.com>
On 05/21/2013 05:01 PM, Gleb Natapov wrote:
> On Tue, May 21, 2013 at 04:30:13PM +0800, Xiao Guangrong wrote:
>>>> @@ -772,6 +810,7 @@ static gpa_t FNAME(gva_to_gpa_nested)(struct kvm_vcpu *vcpu, gva_t vaddr,
>>>>
>>>> return gpa;
>>>> }
>>>> +#endif
>>>
>>> Strange!
>>>
>>> Why does nested ept not need these functions? How to emulate the instruction faulted on L2?
>>
>> Sorry, i misunderstood it. Have found the reason out.
>>
> You can write it down here for future reviewers :)
Okay.
The functions used to translate L2's gva to L1's gpa are paging32_gva_to_gpa_nested
and paging64_gva_to_gpa_nested which are created by PTTYPE == 32 and PTTYPE == 64.
next prev parent reply other threads:[~2013-05-21 11:05 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-19 4:52 [PATCH v3 01/13] nEPT: Support LOAD_IA32_EFER entry/exit controls for L1 Jun Nakajima
2013-05-19 4:52 ` [PATCH v3 02/13] nEPT: Move gpte_access() and prefetch_invalid_gpte() to paging_tmpl.h Jun Nakajima
2013-05-20 12:34 ` Paolo Bonzini
2013-05-19 4:52 ` [PATCH v3 03/13] nEPT: Add EPT tables support " Jun Nakajima
2013-05-21 7:52 ` Xiao Guangrong
2013-05-21 8:30 ` Xiao Guangrong
2013-05-21 9:01 ` Gleb Natapov
2013-05-21 11:05 ` Xiao Guangrong [this message]
2013-05-21 22:26 ` Nakajima, Jun
2013-05-22 1:10 ` Xiao Guangrong
2013-05-22 6:16 ` Gleb Natapov
2013-06-11 11:32 ` Gleb Natapov
2013-06-17 12:11 ` Xiao Guangrong
2013-06-18 10:57 ` Gleb Natapov
2013-06-18 12:51 ` Xiao Guangrong
2013-06-18 13:01 ` Gleb Natapov
2013-05-19 4:52 ` [PATCH v3 04/13] nEPT: Define EPT-specific link_shadow_page() Jun Nakajima
2013-05-20 12:43 ` Paolo Bonzini
2013-05-21 8:15 ` Xiao Guangrong
2013-05-21 21:44 ` Nakajima, Jun
2013-05-19 4:52 ` [PATCH v3 05/13] nEPT: MMU context for nested EPT Jun Nakajima
2013-05-21 8:50 ` Xiao Guangrong
2013-05-21 22:30 ` Nakajima, Jun
2013-05-19 4:52 ` [PATCH v3 06/13] nEPT: Fix cr3 handling in nested exit and entry Jun Nakajima
2013-05-20 13:19 ` Paolo Bonzini
2013-06-12 12:42 ` Gleb Natapov
2013-05-19 4:52 ` [PATCH v3 07/13] nEPT: Fix wrong test in kvm_set_cr3 Jun Nakajima
2013-05-20 13:17 ` Paolo Bonzini
2013-05-19 4:52 ` [PATCH v3 08/13] nEPT: Some additional comments Jun Nakajima
2013-05-20 13:21 ` Paolo Bonzini
2013-05-19 4:52 ` [PATCH v3 09/13] nEPT: Advertise EPT to L1 Jun Nakajima
2013-05-20 13:05 ` Paolo Bonzini
2013-05-19 4:52 ` [PATCH v3 10/13] nEPT: Nested INVEPT Jun Nakajima
2013-05-20 12:46 ` Paolo Bonzini
2013-05-21 9:16 ` Xiao Guangrong
2013-05-19 4:52 ` [PATCH v3 11/13] nEPT: Miscelleneous cleanups Jun Nakajima
2013-05-19 4:52 ` [PATCH v3 12/13] nEPT: Move is_rsvd_bits_set() to paging_tmpl.h Jun Nakajima
2013-05-19 4:52 ` [PATCH v3 13/13] nEPT: Inject EPT violation/misconfigration Jun Nakajima
2013-05-20 13:09 ` Paolo Bonzini
2013-05-21 10:56 ` Xiao Guangrong
2013-05-20 12:33 ` [PATCH v3 01/13] nEPT: Support LOAD_IA32_EFER entry/exit controls for L1 Paolo Bonzini
2013-07-02 3:01 ` Zhang, Yang Z
2013-07-02 13:59 ` Gleb Natapov
2013-07-02 14:28 ` Jan Kiszka
2013-07-02 15:15 ` Gleb Natapov
2013-07-02 15:34 ` Jan Kiszka
2013-07-02 15:43 ` Gleb Natapov
2013-07-04 8:42 ` Zhang, Yang Z
2013-07-08 12:37 ` Gleb Natapov
2013-07-08 14:28 ` Zhang, Yang Z
2013-07-08 16:08 ` Gleb Natapov
-- strict thread matches above, loose matches on Subject: below --
2013-05-09 0:53 Jun Nakajima
2013-05-09 0:53 ` [PATCH v3 02/13] nEPT: Move gpte_access() and prefetch_invalid_gpte() to paging_tmpl.h Jun Nakajima
2013-05-09 0:53 ` [PATCH v3 03/13] nEPT: Add EPT tables support " Jun Nakajima
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