From: Avi Kivity <avi@redhat.com>
To: Alexander Graf <agraf@suse.de>
Cc: kvm-ppc@vger.kernel.org, kvm@vger.kernel.org
Subject: Re: [PATCH 0/9] Post-PPC32 series v2
Date: Wed, 21 Apr 2010 09:44:29 +0000 [thread overview]
Message-ID: <4BCEC8FD.7010803@redhat.com> (raw)
In-Reply-To: <1271724594-6223-1-git-send-email-agraf@suse.de>
On 04/20/2010 03:49 AM, Alexander Graf wrote:
> While working with the PPC32 host target we finally have I stumbled over
> several things. Thanks to the now possible performance measurements I also
> tracked down split mode as one of the major slowdowns to KVM.
>
> What's left now that slows us down is the normal flushing code that needs
> to move to a table based lookup and instruction emulation. On PPC32 guests
> we waste about 70% of our time on emulating mfmsr, mtmsr, mfsprg, mtsprg
> and friends.
>
> Either way - this patch series deprecates the former performance counter
> and u64 patch.
>
>
Applied all, thanks.
--
error compiling committee.c: too many arguments to function
WARNING: multiple messages have this Message-ID (diff)
From: Avi Kivity <avi@redhat.com>
To: Alexander Graf <agraf@suse.de>
Cc: kvm-ppc@vger.kernel.org, kvm@vger.kernel.org
Subject: Re: [PATCH 0/9] Post-PPC32 series v2
Date: Wed, 21 Apr 2010 12:44:29 +0300 [thread overview]
Message-ID: <4BCEC8FD.7010803@redhat.com> (raw)
In-Reply-To: <1271724594-6223-1-git-send-email-agraf@suse.de>
On 04/20/2010 03:49 AM, Alexander Graf wrote:
> While working with the PPC32 host target we finally have I stumbled over
> several things. Thanks to the now possible performance measurements I also
> tracked down split mode as one of the major slowdowns to KVM.
>
> What's left now that slows us down is the normal flushing code that needs
> to move to a table based lookup and instruction emulation. On PPC32 guests
> we waste about 70% of our time on emulating mfmsr, mtmsr, mfsprg, mtsprg
> and friends.
>
> Either way - this patch series deprecates the former performance counter
> and u64 patch.
>
>
Applied all, thanks.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2010-04-21 9:44 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-20 0:49 [PATCH 0/9] Post-PPC32 series v2 Alexander Graf
2010-04-20 0:49 ` Alexander Graf
[not found] ` <1271724594-6223-1-git-send-email-agraf-l3A5Bk7waGM@public.gmane.org>
2010-04-20 0:49 ` [PATCH 1/9] KVM: PPC: Convert u64 -> ulong Alexander Graf
2010-04-20 0:49 ` Alexander Graf
2010-04-20 0:49 ` [PATCH 2/9] KVM: PPC: Make Performance Counters work Alexander Graf
2010-04-20 0:49 ` Alexander Graf
2010-04-20 0:49 ` [PATCH 3/9] KVM: PPC: Improve split mode Alexander Graf
2010-04-20 0:49 ` Alexander Graf
2010-04-20 0:49 ` [PATCH 5/9] KVM: PPC: Be more informative on BUG Alexander Graf
2010-04-20 0:49 ` Alexander Graf
2010-04-20 0:49 ` [PATCH 8/9] KVM: PPC: Find HTAB ourselves Alexander Graf
2010-04-20 0:49 ` Alexander Graf
2010-04-20 0:49 ` [PATCH 9/9] KVM: PPC: Enable native paired singles Alexander Graf
2010-04-20 0:49 ` Alexander Graf
2010-04-20 0:49 ` [PATCH 4/9] KVM: PPC: Make Alignment interrupts work again Alexander Graf
2010-04-20 0:49 ` Alexander Graf
2010-04-20 0:49 ` [PATCH 6/9] KVM: PPC: Set VSID_PR also for Book3S_64 Alexander Graf
2010-04-20 0:49 ` Alexander Graf
2010-04-20 0:49 ` [PATCH 7/9] KVM: PPC: Fix Book3S_64 Host MMU debug output Alexander Graf
2010-04-20 0:49 ` Alexander Graf
2010-04-21 9:44 ` Avi Kivity [this message]
2010-04-21 9:44 ` [PATCH 0/9] Post-PPC32 series v2 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=4BCEC8FD.7010803@redhat.com \
--to=avi@redhat.com \
--cc=agraf@suse.de \
--cc=kvm-ppc@vger.kernel.org \
--cc=kvm@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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.