From: Avi Kivity <avi@redhat.com>
To: kvm-ppc@vger.kernel.org
Subject: Re: re-writing on powerpc
Date: Wed, 15 Dec 2010 12:25:26 +0000 [thread overview]
Message-ID: <4D08B3B6.8090800@redhat.com> (raw)
In-Reply-To: <FD1A71B048BD854792EE753E0E9F27DE80A7@az33exm20>
On 12/15/2010 01:32 PM, Sethi Varun-B16395 wrote:
> > >
> > > But KVM would be aware of guest page mappings, so access permissions
> > > for any particular mapping can be controlled by KVM.
> >
> > kvm isn't aware of all guest mappings (only those that were instantiated
> > in shadow tlb/pagetables).
> I am not sure if I understand, but guest would have to be instantiate the mapping in the tlb (for BookE) before page can be accessed.
> That's when we can set the access permissions.
You're right, for a shadow tlb kvm has all guest mappings at all time.
For page table models, it doesn't.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2010-12-15 12:25 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-13 4:45 re-writing on powerpc Yoder Stuart-B08248
2010-12-13 8:35 ` Avi Kivity
2010-12-13 8:42 ` Alexander Graf
2010-12-13 8:45 ` Avi Kivity
2010-12-13 17:12 ` Hollis Blanchard
2010-12-13 17:15 ` Avi Kivity
2010-12-13 17:17 ` Hollis Blanchard
2010-12-13 19:03 ` Scott Wood
2010-12-13 23:54 ` Alexander Graf
2010-12-14 0:18 ` Scott Wood
2010-12-14 0:24 ` Alexander Graf
2010-12-14 8:40 ` Avi Kivity
2010-12-14 8:42 ` Avi Kivity
2010-12-14 8:48 ` Avi Kivity
2010-12-14 9:08 ` Alexander Graf
2010-12-14 15:45 ` Yoder Stuart-B08248
2010-12-14 15:48 ` Avi Kivity
2010-12-14 16:55 ` Scott Wood
2010-12-14 17:48 ` Alexander Graf
2010-12-14 17:53 ` Hollis Blanchard
2010-12-14 18:37 ` Scott Wood
2010-12-14 18:41 ` Scott Wood
2010-12-14 20:04 ` Scott Wood
2010-12-14 23:00 ` Alexander Graf
2010-12-14 23:17 ` Scott Wood
2010-12-14 23:29 ` Alexander Graf
2010-12-15 0:00 ` Scott Wood
2010-12-15 0:13 ` Alexander Graf
2010-12-15 0:57 ` Andreas Färber
2010-12-15 9:48 ` Avi Kivity
2010-12-15 11:16 ` Sethi Varun-B16395
2010-12-15 11:18 ` Avi Kivity
2010-12-15 11:32 ` Sethi Varun-B16395
2010-12-15 12:25 ` Avi Kivity [this message]
2010-12-17 21:59 ` Benjamin Herrenschmidt
2010-12-17 22:00 ` Benjamin Herrenschmidt
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