From: Joerg Roedel <joerg.roedel@amd.com>
To: Avi Kivity <avi@redhat.com>
Cc: Alexander Graf <agraf@suse.de>,
kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/12] Nested SVM cleanups
Date: Wed, 29 Jul 2009 15:58:59 +0200 [thread overview]
Message-ID: <20090729135859.GN18313@amd.com> (raw)
In-Reply-To: <4A7055D4.7000905@redhat.com>
On Wed, Jul 29, 2009 at 04:59:48PM +0300, Avi Kivity wrote:
> On 07/29/2009 04:48 PM, Joerg Roedel wrote:
> >Performance isn't too bad even without this. At least if the host
> >supports nested paging :) But shadow nested paging should give nested
> >svm a real boost, thats very true.
>
> Well, any workload that benefits from npt would benefit from nnpt a
> lot more.
Most complicated part will be the two dimensional software page walker.
That will be a somewhat intrusive change (at least if I do it without
code duplication). But lets see how challenging this will become...
Joerg
next prev parent reply other threads:[~2009-07-29 13:59 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-29 12:56 [PATCH 0/12] Nested SVM cleanups Joerg Roedel
2009-07-29 12:56 ` [PATCH 01/12] kvm/svm: make nested svm debugging runtime configurable Joerg Roedel
2009-07-29 13:22 ` Alexander Graf
2009-07-29 12:56 ` [PATCH 02/12] kvm/svm: add helper functions for global interrupt flag Joerg Roedel
2009-07-29 13:15 ` Alexander Graf
2009-07-29 13:44 ` Joerg Roedel
2009-07-29 12:56 ` [PATCH 03/12] kvm/svm: optimize nested #vmexit Joerg Roedel
2009-07-29 13:23 ` Alexander Graf
2009-07-29 12:56 ` [PATCH 04/12] kvm/svm: optimize nested vmrun Joerg Roedel
2009-07-29 13:27 ` Alexander Graf
2009-07-29 12:56 ` [PATCH 05/12] kvm/svm: copy only necessary parts of the control area on vmrun/vmexit Joerg Roedel
2009-07-29 13:30 ` Alexander Graf
2009-07-29 13:47 ` Joerg Roedel
2009-07-29 13:48 ` Alexander Graf
2009-07-29 12:56 ` [PATCH 06/12] kvm/svm: complete interrupts after handling nested exits Joerg Roedel
2009-07-29 13:46 ` Alexander Graf
2009-07-29 12:56 ` [PATCH 07/12] kvm/svm: move nested svm state into seperate struct Joerg Roedel
2009-07-29 13:49 ` Alexander Graf
2009-07-29 12:56 ` [PATCH 08/12] kvm/svm: cache nested intercepts Joerg Roedel
2009-07-29 13:13 ` Avi Kivity
2009-07-29 13:13 ` Joerg Roedel
2009-07-29 13:26 ` Avi Kivity
2009-07-29 13:47 ` Joerg Roedel
2009-07-29 13:50 ` Alexander Graf
2009-07-29 13:52 ` Joerg Roedel
2009-07-29 12:56 ` [PATCH 09/12] kvm/svm: consolidate nested_svm_exit_handled Joerg Roedel
2009-07-29 13:56 ` Alexander Graf
2009-07-29 12:56 ` [PATCH 10/12] kvm/svm: do nested vmexit in nested_svm_exit_handled Joerg Roedel
2009-07-29 14:15 ` Alexander Graf
2009-07-29 12:56 ` [PATCH 11/12] kvm/svm: handle #pf intercepts in nested_svm_exit_handled directly Joerg Roedel
2009-07-29 14:20 ` Alexander Graf
2009-07-29 14:44 ` Avi Kivity
2009-07-29 14:41 ` Alexander Graf
2009-07-29 14:49 ` Avi Kivity
2009-07-29 14:46 ` Alexander Graf
2009-07-29 12:56 ` [PATCH 12/12] kvm/svm: simplify nested_svm_check_exception Joerg Roedel
2009-07-29 14:21 ` Alexander Graf
2009-07-29 13:05 ` [PATCH 0/12] Nested SVM cleanups Avi Kivity
2009-07-29 13:09 ` Joerg Roedel
2009-07-29 13:31 ` Avi Kivity
2009-07-29 13:32 ` Avi Kivity
2009-07-29 13:29 ` Alexander Graf
2009-07-29 13:38 ` Joerg Roedel
2009-07-29 13:48 ` Avi Kivity
2009-07-29 13:48 ` Joerg Roedel
2009-07-29 13:59 ` Avi Kivity
2009-07-29 13:58 ` Joerg Roedel [this message]
2009-07-29 14:07 ` Avi Kivity
2009-07-29 13:06 ` Avi Kivity
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20090729135859.GN18313@amd.com \
--to=joerg.roedel@amd.com \
--cc=agraf@suse.de \
--cc=avi@redhat.com \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).