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From: Avi Kivity <avi@redhat.com>
To: Joerg Roedel <joerg.roedel@amd.com>
Cc: Marcelo Tosatti <marcelo@kvack.org>,
	kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/8 v3] KVM support for 1GB pages
Date: Sat, 20 Jun 2009 14:03:22 +0300	[thread overview]
Message-ID: <4A3CC1FA.2070900@redhat.com> (raw)
In-Reply-To: <1245417389-5527-1-git-send-email-joerg.roedel@amd.com>

On 06/19/2009 04:16 PM, Joerg Roedel wrote:
> Hi,
>
> this is the third version of the patches for KVM to support 1GB pages. Changes
> to the last version include:
>
> 	- changed reporting of 1GB page support to userspace to use
> 	  SUPPORTED_CPUID ioctl
> 	- added support for 1GB pages to the software page walker code too
>
> This code still only can make use of 1GB pages with nested paging enabled. I
> will give the shadow paging code another debug round soon. Please comment or
> consider to apply these patches.
>
>    

Can you describe how the code fails with shadow paging?

-- 
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.


  parent reply	other threads:[~2009-06-20 11:03 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-19 13:16 [PATCH 0/8 v3] KVM support for 1GB pages Joerg Roedel
2009-06-19 13:16 ` [PATCH 1/8] hugetlbfs: export vma_kernel_pagsize to modules Joerg Roedel
2009-06-19 13:16 ` [PATCH 2/8] kvm: change memslot data structures for multiple hugepage sizes Joerg Roedel
2009-06-23 16:49   ` Marcelo Tosatti
2009-06-19 13:16 ` [PATCH 3/8] kvm/mmu: rename is_largepage_backed to mapping_level Joerg Roedel
2009-06-23 15:59   ` Marcelo Tosatti
2009-06-23 17:00     ` Joerg Roedel
2009-06-19 13:16 ` [PATCH 4/8] kvm/mmu: make rmap code aware of mapping levels Joerg Roedel
2009-06-19 13:16 ` [PATCH 5/8] kvm/mmu: make direct mapping paths " Joerg Roedel
2009-06-23 16:47   ` Marcelo Tosatti
2009-06-23 17:10     ` Joerg Roedel
2009-06-19 13:16 ` [PATCH 6/8] kvm/mmu: add support for another level to page walker Joerg Roedel
2009-06-20 11:19   ` Avi Kivity
2009-06-22  9:38     ` Joerg Roedel
2009-06-19 13:16 ` [PATCH 7/8] kvm/mmu: enable gbpages by increasing nr of pagesizes Joerg Roedel
2009-06-19 13:16 ` [PATCH 8/8] kvm x86: report 1GB page support to userspace Joerg Roedel
2009-06-20 11:03 ` Avi Kivity [this message]
2009-06-22  9:40   ` [PATCH 0/8 v3] KVM support for 1GB pages Joerg Roedel
2009-06-22  9:43     ` Avi Kivity
2009-06-22  9:49       ` Joerg Roedel
2009-06-22  9:55         ` Avi Kivity
2009-06-24  8:43 ` Avi Kivity
2009-06-29 13:17   ` Joerg Roedel

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