From: Avi Kivity <avi@redhat.com>
To: Joerg Roedel <joerg.roedel@amd.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>,
kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/29] Nested Paging Virtualization for KVM v4
Date: Sun, 12 Sep 2010 10:56:59 +0200 [thread overview]
Message-ID: <4C8C95DB.2030809@redhat.com> (raw)
In-Reply-To: <1284132667-18620-1-git-send-email-joerg.roedel@amd.com>
On 09/10/2010 06:30 PM, Joerg Roedel wrote:
> Hi Avi, Marcelo,
>
> as promised here is -v4 of my patch-set for virtualizing nested paging in KVM.
> I addresses all of your review comments in this version and fixed a misbehavior
> in the nested page-walker code where it would have reported the wrong
> error-code on an emulated nested page fault.
>
> Here is the complete list of changes:
>
> * Fixed the bug in the gpa_to_gfn function
> * Made sure that the right fault values are kept in the two-dimensional
> page-table walker
> * Fixed the return code of x86_decode_insn so that a page-fault within
> that function can be handled
> * Set vcpu->arch.mmu.direct_map to true for nonpaging mode too
> * Changed code so that the right access-mode is used on nested
> page-table walks
> * Made the NX mode a capability of the MMU context to distinguish
> between l1-nx and l2-nx (1 additional patch)
> * Fixed the bug that KVM always reports the SVM flag as supported to
> userspace, it should only be reported on AMD hardware when nesting is
> enabled
>
> As the patch-set before this one was tested with the same set of combinations
> too. I found no regressions to current avi/master. This patch-set applies on
> current avi/master plus the three fixes I sent last week.
>
> As with the last version of the patch-set I also pushed this one to a tree on
> korg. Find it in
>
> git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-kvm.git npt-virt-v4
>
> Please review these patches and/or apply them :-) As usual I appreciate your
> feedback.
All applied, thanks. I'll go play with my new toy now.
--
error compiling committee.c: too many arguments to function
prev parent reply other threads:[~2010-09-12 8:57 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-10 15:30 [PATCH 0/29] Nested Paging Virtualization for KVM v4 Joerg Roedel
2010-09-10 15:30 ` [PATCH 01/29] KVM: MMU: Check for root_level instead of long mode Joerg Roedel
2010-09-10 15:30 ` [PATCH 02/29] KVM: MMU: Make tdp_enabled a mmu-context parameter Joerg Roedel
2010-09-10 15:30 ` [PATCH 03/29] KVM: MMU: Make set_cr3 a function pointer in kvm_mmu Joerg Roedel
2010-09-10 15:30 ` [PATCH 04/29] KVM: X86: Introduce a tdp_set_cr3 function Joerg Roedel
2010-09-10 15:30 ` [PATCH 05/29] KVM: MMU: Introduce get_cr3 function pointer Joerg Roedel
2010-09-10 15:30 ` [PATCH 06/29] KVM: MMU: Introduce inject_page_fault " Joerg Roedel
2010-09-10 15:30 ` [PATCH 07/29] KVM: MMU: Introduce kvm_init_shadow_mmu helper function Joerg Roedel
2010-09-10 15:30 ` [PATCH 08/29] KVM: MMU: Let is_rsvd_bits_set take mmu context instead of vcpu Joerg Roedel
2010-09-10 15:30 ` [PATCH 09/29] KVM: MMU: Track page fault data in struct vcpu Joerg Roedel
2010-09-10 15:30 ` [PATCH 10/29] KVM: MMU: Introduce generic walk_addr function Joerg Roedel
2010-09-10 15:30 ` [PATCH 11/29] KVM: MMU: Add infrastructure for two-level page walker Joerg Roedel
2010-09-10 15:30 ` [PATCH 12/29] KVM: X86: Introduce pointer to mmu context used for gva_to_gpa Joerg Roedel
2010-09-10 15:30 ` [PATCH 13/29] KVM: MMU: Implement nested gva_to_gpa functions Joerg Roedel
2010-09-10 15:30 ` [PATCH 14/29] KVM: X86: Add kvm_read_guest_page_mmu function Joerg Roedel
2010-09-10 15:30 ` [PATCH 15/29] KVM: MMU: Make walk_addr_generic capable for two-level walking Joerg Roedel
2010-09-10 15:30 ` [PATCH 16/29] KVM: MMU: Introduce kvm_read_nested_guest_page() Joerg Roedel
2010-09-10 15:30 ` [PATCH 17/29] KVM: MMU: Introduce init_kvm_nested_mmu() Joerg Roedel
2010-09-10 15:30 ` [PATCH 18/29] KVM: MMU: Propagate the right fault back to the guest after gva_to_gpa Joerg Roedel
2010-09-12 8:50 ` Avi Kivity
2010-09-10 15:30 ` [PATCH 19/29] KVM: X86: Propagate fetch faults Joerg Roedel
2010-09-10 15:30 ` [PATCH 20/29] KVM: MMU: Add kvm_mmu parameter to load_pdptrs function Joerg Roedel
2010-09-10 15:30 ` [PATCH 21/29] KVM: MMU: Introduce kvm_pdptr_read_mmu Joerg Roedel
2010-09-10 15:30 ` [PATCH 22/29] KVM: MMU: Refactor mmu_alloc_roots function Joerg Roedel
2010-09-10 15:31 ` [PATCH 23/29] KVM: MMU: Allow long mode shadows for legacy page tables Joerg Roedel
2010-09-10 15:31 ` [PATCH 24/29] KVM: MMU: Track NX state in struct kvm_mmu Joerg Roedel
2010-09-12 8:06 ` Avi Kivity
2010-09-10 15:31 ` [PATCH 25/29] KVM: SVM: Implement MMU helper functions for Nested Nested Paging Joerg Roedel
2010-09-10 15:31 ` [PATCH 26/29] KVM: SVM: Initialize Nested Nested MMU context on VMRUN Joerg Roedel
2010-09-10 15:31 ` [PATCH 27/29] KVM: SVM: Expect two more candiates for exit_int_info Joerg Roedel
2010-09-10 15:31 ` [PATCH 28/29] KVM: SVM: Report Nested Paging support to userspace Joerg Roedel
2010-09-10 15:31 ` [PATCH 29/29] KVM: X86: Report SVM bit to userspace only when supported Joerg Roedel
2010-09-12 8:56 ` Avi Kivity [this message]
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