From: Avi Kivity <avi@redhat.com>
To: Marek Olszewski <mareko@csail.mit.edu>
Cc: kvm@vger.kernel.org
Subject: Re: Shadow page table questions
Date: Sat, 13 Mar 2010 10:51:49 +0200 [thread overview]
Message-ID: <4B9B5225.2050604@redhat.com> (raw)
In-Reply-To: <4B9916DE.30209@csail.mit.edu>
On 03/11/2010 06:14 PM, Marek Olszewski wrote:
>> It doesn't, and there are often multiple shadow pages per guest page,
>> distinguished by their sp->role field.
> Oh, great! Does this mean that there is already a mechanism for
> synchronizing all shadow pages shadowing the same guest when such a
> guest page changes?
Yes, kvm_mmu_pte_write().
--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.
next prev parent reply other threads:[~2010-03-13 8:51 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-10 4:57 Shadow page table questions Marek Olszewski
2010-03-10 9:47 ` Avi Kivity
2010-03-11 0:06 ` Marek Olszewski
2010-03-11 6:39 ` Avi Kivity
2010-03-11 16:14 ` Marek Olszewski
2010-03-13 8:51 ` Avi Kivity [this message]
2010-03-18 23:50 ` KVM Page Fault Question Marek Olszewski
2010-03-19 8:39 ` Avi Kivity
2010-04-02 4:41 ` Marek Olszewski
2010-04-02 6:39 ` Avi Kivity
[not found] ` <4BB614BC.9080608@csail.mit.edu>
2010-04-04 16:59 ` Avi Kivity
2010-04-22 5:26 ` Marek Olszewski
2010-04-22 6:52 ` Avi Kivity
[not found] ` <4BD0DFBE.1090103@csail.mit.edu>
2010-04-26 5:42 ` Marek Olszewski
2010-05-20 2:24 ` Shadow MMU state preserved across kvm_mmu_zap_all? Marek Olszewski
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